Answer:
x=c/(a+b)
Step-by-step explanation:
ax+bx=c
x(a+b)=c
x(a+b)/(a+b)=c/(a+b)
x=c/(a+b)
Answer:
[tex]x=\dfrac{c}{a+b}[/tex]
Step-by-step explanation:
To make x the subject of the equation ax + bx = c, rearrange the equation using algebraic operations to isolate a single x-variable.
Given equation:
[tex]ax + bx = c[/tex]
Factor out x from the left side of the equation:
[tex]x(a+b)=c[/tex]
Divide both sides of the equation by (a + b):
[tex]\dfrac{x(a+b)}{(a+b)}=\dfrac{c}{(a+b)}[/tex]
Simplify:
[tex]x=\dfrac{c}{a+b}[/tex]
help me find the measure
Answer:
= 60°
Step-by-step explanation:
Exterior angle =
[tex] = \frac{360}{n} [/tex]
[tex] = \frac{360}{6} \\ = {60}^{o} [/tex]
= 60°
The monthly rents (in dollars) paid by 10 people are given below. (Note that these are already ordered from least to greatest.) 865, 970, 985, 1005, 1015, 1035, 1055, 1080, 1095, 1095 Send data to calculator Suppose that one of the people moves. Her rent changes from $1095 to $1045. Answer the following.
The new list of rents, ordered from least to greatest, would be 865, 970, 985, 1005, 1015, 1035, 1055, 1080, 1045, 1095. The median rent would also be changed from $1095 to $1045.
3m^2 + 4m + 7
4m^2 - 3m + 2
Which of the following is the sum of the above two polynomials?
Answer: The sum of the two polynomials 3m^2 + 4m + 7 and 4m^2 - 3m + 2 is 7m^2 + m + 9.
Step-by-step explanation:
2.63 divied by 0.5 standard way
Answer: 5.26
Step-by-step explanation:
Answer:
= 0.190
Solution:
Change the divisor 2.63 to a whole number by moving the decimal point 2 places to the right. Then move the decimal point in the dividend the same, 2 places to the right.
We then have the equations:
50 ÷ 263 = 0.190
and therefore:
0.5 ÷ 2.63 = 0.190
Both calculated to 3 decimal places.
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Which of the following WAS NOT an impact of the crusades?
A. Change in culture in Europe
B. End of the Roman Empire
C. Monarchs grew more powerful
D. Many Christians were killed or badly injured
The option that was not an impact of the crusades is B. End of the Roman Empire.
What is the impact of the crusades?The Crusades were a series of religious wars fought between Christians and Muslims in the Middle East during the medieval period. The Crusades had a significant impact on European society and culture, including:
Monarchs grew more powerful: The Crusades helped to strengthen the power of monarchs in Europe, as they became more involved in financing and organizing the Crusades.
However, the Crusades did not bring about the end of the Roman Empire. The Roman Empire had already collapsed centuries earlier, in the 5th century AD, and the Crusades took place in the 11th-13th centuries AD, during the medieval period.
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A
15
What is the measure of ZA?
B
Enter the correct value.
C
The measure of angle A is given as follows:
<A = 60º.
What are the trigonometric ratios?The three trigonometric ratios are defined as follows:
Sine of angle = length of opposite side divided by the length of the hypotenuse.Cosine of angle = length of adjacent side divided by the length of the hypotenuse.Tangent of angle = length of opposite side divided by the length of the opposite side.For the angle A, we have that:
The opposite side is of 13.The hypotenuse is of 15.Applying the sine ratio, the angle measure is given as follows:
sin(A) = 13/15
A = arcsin(13/15)
A = 60º.
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A guy wire supporting a radio tower is positioned 145 feet up the tower. It forms a 45 angle with the ground. To the nearest tenth, about how long is the wire?.
The approximate length of the guy wire supporting the radio tower, as determined using trigonometry with the given information of a 45 degree angle and a height of 145 feet up the tower, is 145 feet.
We can use trigonometry to solve this problem. Let's call the length of the guy wire "x". The opposite side of the right triangle formed by the guy wire and the ground is 145 feet (the height of the tower where the guy wire is attached), and the angle opposite the guy wire is 45 degrees.
Using the trigonometric function tangent, we can set up the following equation:
[tex]tan(45)[/tex] = opposite / adjacent
where "opposite" is 145 feet and "adjacent" is the length of the guy wire, x. Simplifying this equation, we get:
1 = 145 / x
Multiplying both sides by x, we get:
x = 145
Therefore, the length of the guy wire is approximately 145 feet to the nearest tenth.
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help with this geometry please!
no fake answers :)
The value of x in the given set triangles are:
1) x=17.5
2) x=48
3) x= 8
4) 24.5
5) x=11
6) x=9
What is Triangle Proportionality Theorem?
If a line parallel to one side of a triangle contacts the other two sides of the triangle, the line proportionally splits these two sides.
1) According to Triangle Proportionality Theorem,
from given fig 1,
[tex]\frac{14}{12} =\frac{x}{15} \\\\\frac{7}{6} =\frac{x}{15} \\\\x= 17.5[/tex]
2) From fig 2,
[tex]\frac{x}{18} =\frac{56}{21} \\\\x=48[/tex]
3) From fig 3,
[tex]\frac{x}{36} =\frac{10}{45} \\\\\frac{x}{36} =\frac{2}{9} \\\\x=8[/tex]
4) From fig 4,
[tex]\frac{6}{21}=\frac{7}{x} \\\\6x=7*21\\\\x=24.5[/tex]
5) From fig 5,
[tex]\frac{30}{x+7} =\frac{25}{15} \\\\\frac{30}{x+7} =\frac{5}{3} \\\\x=11[/tex]
6) From fig 6,
[tex]\frac{6}{21}=\frac{x-1}{3x+1} \\\\ 18xx+6=21x-21\\\\3x=27\\\\x=9[/tex]
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An airline ticket costs $220. Jameson receives a 10% discount on the ticket but is also charged an 8.25% service fee. what is the discounted price of the ticket? What is the total cost of the ticket with the discount and service fee?
The discounted price of the ticket is $198.
The total cost of the ticket with the discount and service fee is $214.33.
What is a percentage?A percentage is a ratio or number that may be expressed as a fraction of 100. Moreover, it is denoted by the sign "%."
Given:
The cost of a ticket on an airline is $220.
And Jameson receives a discount of 10%.
To find the discounted price:
The discounted price = 220 - 220 x 10 / 100
The discounted price = $198.
And the service charge is 8.25%.
So, the amount of service charge,
= 198 x 8.25/100
= 16.33
The total cost of a ticket = $198 + $16.33 = $214.33
Therefore, the cost is $214.33.
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PLEASE HELP ASAP IF YOUHELP QUICK I WILL
GIVE BRANLIST In a repeated experiment, Kim rolled a fair die twice. The theoretical probability of both rolls equaling a sum greater than 10 is Predict how many times
36
the rolls will result in a sum greater than 10 if the experiment is repeated 108 times
OPTIONS
3
9
10
1&
The theoretical probability that a sum greater than 10 is obtained is given as follows:
p = 1/12.
Out of 108 trials, the expected number of trials with a sum greater than 10 is given as follows:
9.
How to calculate a probability?A probability is calculated as the division of the desired number of outcomes by the total number of outcomes in the context of a problem/experiment.
The 36 total outcomes for the pair of dices is given as follows:
(1,1), (1,2), (1,3), (1,4), (1,5), (1,6)(2,1), (2,2), (2,3), (2,4), (2,5), (2,6)(3,1), (3,2), (3,3), (3,4), (3,5), (3,6)(4,1), (4,2), (4,3), (4,4), (4,5), (4,6)(5,1), (5,2), (5,3), (5,4), (5,5), (5,6)(6,1), (6,2), (6,3), (6,4), (6,5), (6,6)Out of these outcomes, three of them, (5,6), (6,5) and (6,6) have a sum greater than 10, hence the probability is given as follows:
p = 3/36
p = 1/12.
Then the expected number is given as follows:
E(X) = 108 x 1/12
E(X) = 9.
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Answer:
9
Step-by-step explanation:
experiment, Kim rolled a fair die twice. The theoretical probability of both rolls equaling a sum greater than 10 is Predict how many times.
Therefore the experement is 9
If you toss 10 fair coins, in how many ways can you obtain at least one head and one tail?
Answer:1/2 head and 1/2 tails
Step-by-step explanation: no.of experiments for heads = 5
total no of experiments=10
probability=5/10=1/2
no.of experiments for = 5
total no of experiments=10
probability=5/10=1/2
Help me with this question
Answer:
D.666 cubic centimeters
Step-by-step explanation:
Volume of cylinder is 3 time the volume of cone of the same radius.
Volume of cylinder= πr²h
Volume of cone = 1/3 x πr²h
helpppp geometry 8th grade
The length of the segment QV is 9.2 units
What is a square?
Regular quadrilaterals, such as a square, have four equal sides and four equal angles (right angles, 90-degree angles, or angles of /2 radian). It is also known as a rectangle with two neighbouring sides of identical length. It is the only regular polygon whose internal angle, central angle, external angle, and diagonal length are all equal (90°).
diagonal length, d=a√2 , where, d--> diagonal length , a= side length
So, d= 13* 1.4142 = 18.3847 units
Diagonals bisect each other
QV = d/2 = 18.3847/2 = 9.1923
Rounding to 1 decimal place
QV = 9.2 units
The length of the segment QV is 9.2 units
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Question 1
What are the coordinates of the x-intercept and y-intercept of the line
4y-4x= -16.
When Cheryl's phone battery is 55% charged, she knows it will last for another 1.5 hours. If Cheryl's
phone battery loses its charge at a constant rate, how long, in hours, will it last when it is fully charged?
The battery will last 2.73 hours when it is fully charged
How to determine how long it will last when it is fully charged?The unit rate is the ratio of a certain number of units of one quantity to units of another quantity. Mathematically, the unit rate is one quantity divided by the other quantity
Since Cheryl's phone battery is 55% charged and it will last for another 1.5 hours. Thus, the rate will be:
rate = 1.5 hours/55% = 3/110 hour per %
When it is fully charged, that is 100%. Thus, it will take:
Time for 100% = (3/110) * 100% = 2 8/11 hours = 2.73 hours
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find the value of each variable show proofs
Answer:
Answer is in the attached photo
Step-by-step explanation:
SolutionThe solution is in the attached photo, do take note for this question, Sine rule can be used to find both x and y as well instead of Pythagoras' Theorem.
x=18, y=9√3
There is a theorem with 30 degrees 30 degrees 90 degrees triangles, it is that the side opposite of 30 degrees angle is a, the hypotenuse is 2a, and the other leg opposite the 60 degree angle is a√3
So, since a=9, x=2a=18 and y=a√3=9√3
estimate the population in the year 2040
The population in the year 2040 is 31800.
What is an equation?An equation is a mathematical statement that is made up of two expressions connected by an equal sign.
Example:
2x + 3 = 4 is an equation.
We have,
The exponential equation is y = m[tex]a^t[/tex].
Where t is a variable
Now,
In 2007 (t = 0). the population was 12,000.
y = 12000
This means,
12000 = m[tex]a^0[/tex]
12000 = m
And,
In 2019 (t = 12). the population was 23,000.
y = 23000
23000 = m[tex]a^{23}[/tex]
23000 = 12000 [tex]a^{23}[/tex]
23000/12000 = [tex]a^{23}[/tex]
1.92 = [tex]a^{23}[/tex]
[tex]1.036^{23}[/tex] = [tex]a^{23}[/tex]
a = 1.03
Now,
y = 12000 [tex]1.03^t[/tex]
The population in the year 2040.
i.e
t = 33
y = 12000 x [tex]1.03^{33}[/tex]
y = 12000 x 2.65
y = 31800
Thus,
31800 is the population in the year 2040.
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A quadratic function has a vertex at the point (-1, 3) and passes through the point (-4, -6).
The quadratic function is of the given question is f(x) = [tex]-2x^{2}[/tex] + 10x + 1.
What is quadratic equation?When a, b, and c are constants and x is an unknown variable, the equation has the form [tex]ax^{2}[/tex] + bx + c = 0, which is known as a quadratic equation. The unknown variable x is solved for using the quadratic equation.
The largest power of the variable in a quadratic equation is two. The variable is now squared, but it may also have a coefficient, often known as a multiplier, in front of it. Two more components in the equation are made up of a constant and a variable with an exponent of 1.
In the given question,
The equation of the quadratic function with a vertex at (-1, 3) and passing through (-4, -6) can be written as:
y = [tex]a(x + 1)^{2}[/tex] + 3
Where a is a constant that determines the shape of the function. To find the value of a we can substitute the coordinates of the vertex and the point into the equation and solve for a.
Substituting (x, y) = (-1, 3) into the equation:
3 = [tex]a(-1 + 1)^{2}[/tex] + 3
Simplifying:
3 = [tex]a(0)^{2}[/tex] + 3
3 = 3
Since both sides are equal, a = 1.
Substituting (x, y) = (-4, -6) into the equation:
-6 = [tex]a(-4 + 1)^{2}[/tex] + 3
Simplifying:
-6 = [tex]a(-3)^{2}[/tex] + 3
-6 = 9a + 3
-9 = 9a
Divide each side by 9:
-1 = a
Since both values of a are equal, a = -1.
Therefore, the equation of the quadratic function with a vertex at (-1, 3) and passing through (-4, -6) is:
y = [tex]-(x + 1)^{2}[/tex] + 3
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Mark bought 4 pounds of bananas for $2.36 this week. Last week he paid $1.83 for 3 pounds of bananas. Which was the lower unit price?
Answer:
4 pounds
Step-by-step explanation:
2.36/4 = 0.59 cents a banana
1.83/3 = 0.61 cents a banana
here is a probability that a randomly selected 30-year-old male lives through the year. A life insurance company charges $154 for insuring that the male will live through the year. If the male does not survive the year, the policy pays out $ as a death benefit. Complete parts (a) through (c) below. Question content area bottom Part 1 a. From the perspective of the -year-old male, what are the monetary values corresponding to the two events of surviving the year and not surviving? The value corresponding to surviving the year is $ negative 195. The value corresponding to not surviving the year is $ 99,805. (Type integers or decimals. Do not round.) Part 2 b. If the -year-old male purchases the policy, what is his expected value? The expected value is $ enter your response here.
Answer: a. From the perspective of the 30-year-old male, the monetary value corresponding to surviving the year is -$154 (the cost of the insurance policy). The monetary value corresponding to not surviving the year is $99,805 (the death benefit payout).
b. If the 30-year-old male purchases the policy, his expected value can be calculated using the formula:
Expected Value = (Probability of Event A) * (Value of Event A) + (Probability of Event B) * (Value of Event B)
In this case, the probability of surviving the year and not surviving the year can be assumed to be the same, as we don't have any specific information on the individual's health or life expectancy. Therefore, the probabilities can be assumed to be 0.5 each.
Plugging in the values, we get:
Expected Value = (0.5) * (-$154) + (0.5) * ($99,805) = ($50,326)
So, the expected value for the 30-year-old male purchasing the policy is $50,326.
Step-by-step explanation:
18) Solve for side AC.
A) 1.10
B) 8.24
C) 9.50
70
C
3
B
Step-by-step explanation:
tan0=opp/adj
where opposite =3,adjacent =x,=70
tan 70=3/x
2.7474=3/x
2.7474x=3
divide both sides by 2.7474
x=3/2.7474
x=1.0919
x=1.10 to 1 d.p
Every day, Austin packs his favorite sandwich in a plastic sandwich box. Austin's sandwich box is 13 centimeters long and 12 centimeters wide, but only 3 centimeters tall. What is the volume of Austin's sandwich box?
The volume of the rectangular sandwich box of Austin is given by the equation V = 468 cm³
What is the Volume of a Rectangle?The volume of the rectangle is given by the product of the length of the rectangle and the width of the rectangle and the height of the rectangle
Volume of Rectangle = Length x Width x Height
Volume of Rectangle = Area of Rectangle x Height
Given data ,
Let the volume of the rectangular box be represented as V
Now , the equation will be
The length of the sandwich box = 13 cm
The width of the sandwich box = 12 cm
The height of the sandwich box = 3 cm
And , volume of the rectangular box V = Length x Width x Height
Substituting the values in the equation , we get
Volume of the rectangular box V = 13 x 12 x 3
On simplifying the equation , we get
Volume of the rectangular box V = 468 cm³
Hence , the volume of rectangular box is 468 cm³
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an actor invests some money at 9% and 29000 more than four times the amount at 11% the total annual interest earned from the investment is 55130. how much did he invest at each amount?
Complete the inequality to represent the following: 13 times a number x
is less than or equal to 200.
The value for the Inequality 13x ≤ 200 is x ≤ 15.384.
What is Inequality?Mathematical expressions with inequalities are those in which the two sides are not equal. Contrary to equations, we compare two values in inequality. Less than (or less than or equal to), greater than (or greater than or equal to), or not equal to signs are used in place of the equal sign.
Given:
13 times a number x is less than or equal to 200.
Now, Writing the Inequality Mathematically
13x ≤ 200
x ≤ 200 / 13
x ≤ 15.384
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Examine the figure below, find each angle’s measure.PLEASE HELPP ANYONEEE?
The measures of all the angles D, C, E and F are 90 degrees
How to determine the measures of the anglesFrom the question, we have the following parameters that can be used in our computation:
The circle
On the circle, we have the angles D, C, E and F to be angles in a semicircle
As a general rule:
Angles in a semicircle are right angle
This means that
Angle in a semicircle = 90 degrees
Using the above as a guide, we have the following:
D, C, E and F = 90 degrees
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The width of a rectangle is 35 of a foot and the length is 8 feet. What is the area? Responses A 340 ft2 3 40 ft 2 B 445 ft2 4 4 5 ft 2 C 835 ft2 8 3 5 ft 2 D 725
The solution is Option B.
The area of the rectangle is given by the equation A = 4 4/5 feet²
What is the Area of a Rectangle?The area of the rectangle is given by the product of the length of the rectangle and the width of the rectangle
Area of Rectangle = Length x Width
Given data ,
Let the area of the rectangle be represented as A
Now , the equation will be
Let the length of the rectangle be L = 8 feet
Let the width of the rectangle be W = ( 3/5 ) feet
Now , Area of Rectangle = Length x Width
Substituting the values in the equation , we get
Area of Rectangle = ( 3/5 ) x 8
On simplifying the equation , we get
Area of Rectangle = 24/5 feet²
Area of Rectangle = 4 4/5 feet²
Hence , the area of the rectangle is 4 4/5 feet²
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A ball bounces to a height of 5.2 feet on the first bounce. Each subsequent bounce reaches a height that is 83% of the previous bounce. What is the height, in feet, of the fifth bounce? Round your answer to thousandths place.
1.680 ft
2.048 ft
2.468 ft
4.316 ft
Answer:
Below
Step-by-step explanation:
5.2 * .83 second
(5.2 * .83) * .83 = 5.3 * .83^2 third
.
= 5.2 ( .83)^4 Fifth = 2.468 ft
Solve for x, each figure is a trapezoid
From the given trapezoid the value of the x is 1.
What is the trapezoid?
The sum of all the angles in a trapezoid is equal to 360°. The sum of the angles on the same side is equal to 180°.
We have,
Since a Trapizode has 360 Degrees total and since the sides are equal we can say that
180 = 66 + ∠R
∠R = 180 - 66
∠R = 114
so,
180 = 66 + (-2 + 116x)
180 = 66 - 2 + 116x
180 = 64 + 116x
180 - 64 = 116x
116 = 116x
x = 1
Therefore, from the given trapezoid the value of the x is 1.
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2x = 32 in y= mx +b form
What is the volume 
The volume of the rectangular prism is 42 cubic inches
What is the volume of rectangular prismThe volume of a rectangular prism is calculated as the product of its length, width, and height.
The formula is:
V = l x w x h
Where,
V is the volume
l is the length
w is the width
h is the height.
The volume of this figure is calculated using the formula given above as;
V = l * w * h
We can divide the figure into two rectangular prism and calculate the volume.
v = (8 * 3 * 1) + (6 * 3 * 1)
v = 42 in³
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