SOLUTION:
Step 1:
In this question, we are meant to find the x-intercept and y-intercept of the graph of :
[tex]\text{2x + 6y = 6}[/tex]First, we are meant to graph it
Second, we are meant to find:
a) x-intercept
b) y - intercept
Step 2:
The graph of :
[tex]\text{2 x + 6y = 6}[/tex]is as follows:
Step 3:
Given the equation:
[tex]\begin{gathered} 2x\text{ + 6y = 6} \\ For\text{ the x-intercept, we have that:} \\ \text{when y = 0, we have that:} \\ 2x\text{ + 6 (0 ) = 6} \\ 2\text{ x+ 0 = 6} \\ 2x\text{ = 6} \\ \text{Divide both sides by 2 , we have that:} \\ \text{x = }\frac{6}{2} \\ \text{x = 3} \\ \text{Then , the x - intercept = ( 3, 0 )} \end{gathered}[/tex]Next, given the equation:
[tex]\begin{gathered} 2x\text{ + 6 y = 6} \\ For\text{ the y - intercept, we have that:} \\ \text{when x = 0 , we have that:} \\ 2\text{ ( 0 ) + 6 y = 6} \\ 0\text{ + 6y = 6} \\ 6y\text{ = 6} \\ \text{Divide both sides by 6, we have that:} \\ y\text{ = }\frac{6}{6} \\ y\text{ = 1} \\ \text{Then , the y -intercept = ( 0 , 1 )} \end{gathered}[/tex] A TV has a listed price of $784.98 before tax if the sales tax is 7.75% find the total cost of the TV with sales tax included
The total cost of the television with sales tax included is $ 845.81
What is a percentage and how do we calculate it?
A percentage is a figure or ratio that can be stated as a fraction of 100 in mathematics. If we need to determine a percentage of a number, multiply it by 100 and divide it by the total. So, a part per hundred is what the percentage refers to. Percent signifies for every 100. The sign "%" is used to denote it. No dimension exists for percentages. Thus, it is referred to as a dimensionless number.
Mathematically, Percentage formula = (Value/Total value) × 100
Given, the listed price of the television = $ 784.98
Percentage value of sales tax on purchase = 7.75
Using the mathematical formula in the above literature, we get
7.75 = (Value/784.98) × 100 ⇒ Value = (7.75*784.98)/100 = 60.83
Thus, total cost of the television will be:
Listed price + Value = $(784.98 + 60.83) = $ 845.81
Therefore, the total cost of the television with sales tax included is
$ 845.81
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Find the value of ab when a = 2/7 and b = 2/5 The answer is (Simplify your answer.)
The expression ab means that a is multiplying b.
Substituting with a = 2/7 and b = 2/5 into the expression we get:
[tex]\frac{2}{7}\cdot\frac{2}{5}=\frac{2\cdot2}{7\cdot5}=\frac{4}{35}[/tex]Which of the following is the largest?A) 0.45b) πc)3 1/4d) 17 A BCD
The value of π is given and it is approximately 3.1416
Additionally, 3 1/4 is equivalent to:
[tex]3\frac{1}{4}=3+\frac{1}{4}=3+0.25=3.25[/tex]So, the largest number is D. 17
There are 1,150 souvenir paperweights that need to be packed in boxes. Each box will hold 12paperweights. How many boxes will be needed?boxes will be needed to hold all the souvenir paperweights.
Given data:
Total number of paperweights that needs to be packed in boxes = 1,150
Each box will hold paperweights = 12
Boxes will be needed to hold all the paperweights ,
Boxes = Total number of paperweights / Each box will hold paperweight
= 1,150 / 12
= 95.833
= 96
Thus, the boxes needed to hold all the souvenir paperweights is 96.
If A and B are independent events with P(A) = .05 and P(B) = .65, then P(A | B ) = _____. a..8b..0325c..65d..05
Given: A and B are independent events with P(A) = 0.05 and P(B) =0 .65.
Required: To find P(A | B).
Explanation: For independent events A and B we have
[tex]P(A\cap B)=P(A)\times P(B)[/tex]Hence,
[tex]P(A|B)=\frac{P(A)\times P(B)}{P(B)}[/tex]which gives,
[tex]\begin{gathered} P(A|B)=P(A) \\ =0.05 \end{gathered}[/tex]Final Answer: Option D is correct.
A rectangle has a length of x+2 and a width of x+4, what is the perimeter?
Answer:
4x + 12
Explanation:
The perimeter of a rectangle can be calculated as two times the length plus two times the width. So, the perimeter is:
Perimeter = 2(x + 2) + 2(x + 4)
Applying distributive property, we get:
Perimeter = 2*x + 2*2 + 2*x + 2*4
Perimeter = 2x + 4 + 2x + 8
perimeter = 4x + 12
Therefore, the perimeter is 4x + 12
PLEASE HELP AND BE FAST!! I will give brainlesest to whoever has the right awnser!
After using exponent and power we will get [tex]\frac{1}{16}[/tex] that means the correct option is C.
Exponent refers to the number of times a number is used in a multiplication. Power can be defined as a number being multiplied by itself a specific number of times. Exponent is the number to which a number is raised so as to define its power as a whole expression.
Given that,
[tex](\frac{(\frac{1}{4})^{7} }{(\frac{1}{4})^{6} })^{2}[/tex]
In the numerator [tex]\frac{1}{4}[/tex] is 7 times and in the denominator [tex]\frac{1}{4}[/tex] is 6 times.
By using the rule of division in exponent and power
[tex]\frac{(a)^{m}}{(a)^{n}} = (a)^{m-n}[/tex]
[tex]((\frac{1}{4})^{7-6})^{2}[/tex]
[tex](\frac{1}{4})^{2}[/tex]
[tex]\frac{1}{16}[/tex]
Hence, Option c is correct.
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what is the factorization of 7 y + 56
Given the expression:
[tex]7y+56[/tex]notice that both coefficients are divisible by 7, then, we can factor the expression like this:
[tex]7y+56=7(y+8)[/tex]It rained 2 out of the last 12 days in March. If this trend continues, how many rainy days would you expect in April?6759
SOLUTION:
Step 1:
In this question, we are given the following:
It rained 2 out of the last 12 days in March. If this trend continues,
how many rainy days would you expect in April?
Step 2:
Recall that there are 30 days in the month of April, and for us to have a definite proportion, we need to do the following:
[tex]\frac{2}{12}=\frac{x}{30}[/tex]we cross-multiply and we have that:
[tex]\begin{gathered} 12\text{ x = 2(30)} \\ \text{Divide both sides by 12, we have that:} \\ \text{x=}\frac{60}{12} \\ \text{x = 5 days} \end{gathered}[/tex]CONCLUSION:
It is expected to rain for a given period of 5 days in the month of April.
hi how are you , attached document not sure if my choice its correct
1) To find the mean of this data set, we need to add them up and divide it by the number of data points.
2) So let's write them down:
12, 17,16,10,20,13,14,14,12,12,19,18
[tex]\begin{gathered} \bar{x}=\frac{12+17+16+10+20+13+14+14+12+12+19+18}{12} \\ \bar{x}=14.75 \end{gathered}[/tex]And that is the answer.
Etudier le signe du trinôme :
-3x² +6x+9 sur [-10,10].
you. aren't. alone.......
A scale drawing for an apartment is shown below. In the drawing, 2 cm represents5m. Assuming the bed room is rectangular, find the area of the real bedroom.
The drawn bedroom ookis like this
as this is drawn to scale, to find the area of the real bedroom we should find the lengths of the real bedroom first. We are told that every 2cm represent 5m. So, we will define our scaling factor as
[tex]\frac{5m}{2cm}[/tex]as every 2 cm represent 5m. Now, to calculate the real lengths, we simply take the scaled lengths and multiply it by the scaling factor. So we have s
[tex]2cm\cdot\frac{5m}{2cm}=5m[/tex][tex]4cm\cdot\frac{5m}{2cm}=2\cdot5m=10m[/tex]so the real bedroom looks like this
which is a rectangl of height 210m and base 5m. Recalling tha the area of a rectangle is the product of it s height and its base, we have that the area of this rectangle would be
[tex]A=10m\cdot5m=50m^2[/tex]What are the coordinates of the point on the directed line segment from (5, -4) to (8, -10) that partitions the segment into a ratio of 2 to 1?
The coordinates along the directed line segment is (7, -8)
What is line segment ratio?This is a concept that involves partitioning a line into proportional ratios
How to find the coordinates of the point?The points are given as:
A = (5, -4)
B = (8, -10)
The ratio on the segment can be represented as;
m : n = 2 : 1
So, we have the coordinates of the point that lies along the directed line segment to be
Point = 1/(m + n) * (mx₂ + nx₁, my₂ + ny₁)
So, we have:
Point = 1/(2 + 1) * (2 * 8 + 1 * 5, 2 * -10 + 1 * -4)
Evaluate
Point = 1/3* (21, -24)
Evaluate the products
Point = (7, -8)
Hence, the coordinates of the point is (7, -8)
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Answer:
Full Answer:(7,−8)
Step-by-step explanation: �
Bisectors in Triangles
Find the value of x, then find FD and FB.
Angle BCD is 90. C
A "Bisector" in Geometry is a line that divides a line into two different or equal parts. It is used on line segments and angles.
The Value of X = angle BCF =90-45 =45.
What is meant by bisector?A "Bisector" in Geometry is a line that divides a line into two different or equal parts. It is used on line segments and angles.The perpendicular bisector theorem deals with congruent triangle segments, allowing for congruent diagonals from the vertices to the circumcenter. The angle bisector theorem, on the other hand, deals with congruent angles, resulting in equal distances from the incenter to the side of the triangle.A triangle angle bisector is a line segment that bisects one of the triangle's vertex angles and ends on the opposite side. A triangle's three angle bisectors meet at a single point known as the incenter.Angle BCD = 90
angle FCD = 45
The Value of X = angle BCF =90-45 =45.
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which choice shows how to simplify уб + y6A) y^6+6B) y^6×6C) y^6÷6
Using the above property,
[tex]y^6\cdot y^6=y^{6+6}[/tex]You accidentally dial one number on your phone's keypad. Find the probability that the number you dialed is greater than or equal to 0.
The probability of dialling one number of phones keypad and it being a number greater or equal to 0 is 100% as there is no smaller number than 0 in the keypad.
What is probability?Probability is defined as the ratio of favorable outcomes to all possible outcomes of an event. The proportion of positive outcomes, or x, for an experiment with 'n' outcomes can be expressed. The following formula can be used to determine the likelihood of an event.
Probability (Event) = Positive Outcomes/Total Outcomes = x/n
Let's say that we need to make a rain prediction. Both "Yes" and "No" are acceptable responses to this query. Both rain and no rain are possible outcomes. Probability can be used in this case. When throwing coins, rolling dice, or drawing a card from a deck of cards, the results are predicted using probability.
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Chen hikes some miles during the first week of his vacation. During the second week of his vacation, he hikes 18 miles. He hikes 37 miles total during both weeks. How many miles does Chen hike during the first week? Show your work
The most appropriate choice for subtraction will be given by -
Chen hiked 19 miles in the first week
What is subtraction?
Subtraction is used to find the difference between two numbers. It is also used for taking one number from the other. The larger number is called minuend and the smaller number is called subtrehend.
Total distance hiked by Chen = 18 miles
Distance hiked by Chen in second week = 37 miles
Distance hiked by Chen in the first week = 37 - 18
= 19 miles
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Maddie is setting out some snacks for friends she is having over. She has 20 crackers and 30 slices of cheese. If she wants each plate to be identical, with no food left over, what is the greatest number of plates Maddie can prepare?
5m x
= 20mn ???????????????
Answer:
the answer is 4n
Step-by-step explanation:
20/5 is equal to 4 so if u multiply 5m*4n=20mn
.
Find the height
h of a cone
volume V = 32 cm³ and radius
r = 4 cm.
Pls help in simple instructions I don’t understand
volume V = 32 cm³ and radius r = 4 cm.The height is 6 cm tall.
The cone's height is determined using the cone height formula. Using cone height formulae, the cone's height is given as h = 3V/r 2.
What is the explanation:
Given,
Cone volume = V = 32 cm3
Cone radius = r = 4 cm
Cone height h=
Having said that,
Cone volume = [tex]\pi rx^{2} h/3[/tex]
Assigning values
[tex]32\pi =\pi (4)x^{2} h/3[/tex]
[tex]32\pi =16\pi h/3[/tex]
16 divided by both sides.
[tex]32\pi /16\pi =16\pi /16\pi *h/3[/tex]
[tex]2=h/3[/tex]
[tex]h/3=2[/tex]
Adding 3 to both sides
[tex]3*h/3=*3[/tex]
h=6
The heiht is 6 cm .
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The center of the circle below is at P. If the angle < APB measures 67°, and the radius is 13 cm., find the length of the arc AB in cm.. (round to the nearest tenth)
The length s of an arc enclosed by an angle θ (in degrees) in a circle with radius r is:
[tex]s=\frac{\theta}{360º}\times2\pi r[/tex]Replace θ=67º and r=13cm:
[tex]s=\frac{67º}{360º}\times2\pi(13cm)=15.2018...cm\approx15.2cm[/tex]Therefore, the correct choice is option C) 15.2cm.
Find the area of a triangle with a triangle with a base of 18 meters and a height of 20 meters.
The area of a triangle is given by:
[tex]A=\frac{bh}{2}[/tex]Where:
b = base = 18 m
h = height = 20 m
Then, substitute the values:
[tex]A=\frac{18\times20}{2}=\frac{360}{2}=180m^2[/tex]Answer: 180 m^2
Write an equation of the line passing through the points (3,9) and (-1,-15).
I
Answer:
y = 6x - 9
Step-by-step explanation:
equation of line y = mx + b
lets find the slope m = (y2-y1)/(x2-x1):
m = ((-15)-9)/((-1)-3)
m = 6
let's plug this into our equation:
y = 6x + b
now we can plug in a point, I choose (3,9)
9 = 6(3) + b
b = -9
lets plug everything into our equation
y = 6x - 9
Which expression is in simplest form?A. 2r2/7yB. 273/7y4C. XyV16xyOD. 2V7274
The expression in its simplest form cannot be simplified or factorized any further.
From the options given, answer option A, which is
[tex]2x^2\sqrt[]{7y}[/tex]Cannot be factored any further.
This expression is in its simplest form.
The others, that is options B, C and D can be simplified further.
The answer is option A
What is a biome?
A
B
C
What’s the correct answer answer asap for brainlist
Option A
Step-by-step explanation:A large naturally occurring community of flora and fauna occupying a major habitat, e.g. forest or tundra. A biome is a large area characterized by its vegetation, soil, climate, and wildlife.
The following table shows the breakdown of opinions for both faculty and students in a recent survey about the new reconstructing of the campus to include an honors college. find the probability that a randomly selected person is either a faculty member in favor of the change or a student who has an opinion either for or against. express your answer as a fraction.
Given:
The objective is to find the probability that a randomly selected person is either a faculty member in favor of the change or a student who has an opinion either for or against.
Explanation:
The required probability can be calculated as,
[tex]P(\text{AorB)}=P(A)+P(B)-P(AandB)\text{ . . . .(1)}[/tex]Here, P(A) represents the probability of faculty member in favor of the change, P(B) represents the probability of student who has an opinion either for or against.
The probability of faculty member in favor of the change can be calculated as, T
[tex]P(A)=\frac{7}{217}\text{ . . . .(2)}[/tex]The probability of student who has an opinion either for or against can be calculated as,
[tex]\begin{gathered} P(B)=\frac{69}{217}+\frac{75}{217} \\ P(B)=\frac{144}{217}\text{ . . . . . .(3)} \end{gathered}[/tex]Since, it is mutually exclusive events,
[tex]P(\text{AandB)}=0\text{ . . . . . . .(4)}[/tex]To find P(A or B):
On plugging the equations (2), (3) and (4) in equation (1),
[tex]\begin{gathered} P(\text{AorB)}=\frac{7}{217}+\frac{144}{217}+0 \\ =\frac{151}{217} \end{gathered}[/tex]Hence, the probability that a randomly selected person is either a faculty member in favor of the change or a student who has an opinion either for or against is 151/217.
Help me please
help me before my teacher comes
(A) The equation 6x + 2y = - 12 in slope intercept form is y = - 3x - 6
Simply put, the slope-intercept form is the way to write a line's equation so that the y-intercept (where the line crosses the vertical y-axis) and slope (steepness) are instantly visible.
Consider the equation,
6x + 2y = - 12
The equation of a line in slope intercept form is given as:
y = mx + b where m is the slope and b is the y-intercept.
Now,
6x + 2y = - 12
Subtracting 6x from each side of the equation,
6x + 2y - 6x = - 12 - 6x
2y = - 12 - 6x
Dividing each side of the equation by 2,
y = - 3x - 6
Comparing the equation with y = mx + b.
m = - 3 and b = - 6
Therefore, the equation in slope intercept form is y = - 3x - 6.
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What is the converse of the conditional statement?x is even, then x + 1 is odd.O fx is not even, then x + 1 is not odd.Ox+1 is odd, then x is even.O fx+1 is not odd, then x is not even.Ofx is even, then x + 1 is not odd.
Given:
Conditional statement x is even, then x + 1 is odd.
Required:
What is the converse of the conditional statement?
Explanation:
The converse statement of a conditional statement "If p then q" is given by "If q then p".
Then, the converse statement of the given conditional statement will be :
If x is odd then x+1 is even.
Answer:
If x is odd then x+1 is even.
Write an equation in slope-intercept form for the line described. Write the slope and y-intercept as improper fractions, if necessary.
passes through (-2, 2), perpendicular to y = -5x-8
The equation of the line is y = (1/5)x - 8/5, the slope of the line is 1/5 and the y intercept is -8/5
The slope intercept form is
y = mx + b
Where m is the slope of the line
b is the y intercept
The perpendicular line equation is
y = -5x-8
The slope of the perpendicular line = -5
The slope of the main line = -(1/-5)
= 1/5
The line is passing through the point (-2,2)
y = mx + b
-2 = (1/5)(-2) + b
-2 = -2/5 +b
-2 +2/5 = b
b = -8/5
The equation of the line
y = (1/5)x - 8/5
Hence, the equation of the line is y = (1/5)x - 8/5, the slope of the line is 1/5 and the y intercept is -8/5
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A ball is thrown from a height of 70 meters with an initial downward velocity of 10 m/s. The bal's height h (In meters) after t seconds is given by the following.h = 70 - 10-512How long after the ball is thrown does it hit the ground?Round your answer(s) to the nearest hundredth.(If there is more than one answer, use the "or" button.)
Answer:
2.87secs
Explanation:
Given the expression for calculating the height reached by the ball expressed as;
[tex]h(t)=70-10t-5t^2[/tex]The ball will hit the ground when h(t) = 0.
Substituting into the expression given;
[tex]\begin{gathered} 0=70-10t-5t^2 \\ \text{Rearrange;} \\ 5t^2+10t-70=0 \\ \end{gathered}[/tex]Factorize the resulting equation and find the value of t
[tex]\begin{gathered} t\text{ = }\frac{-10\pm\sqrt[]{10^2-4(5)(-70)}}{2(5)} \\ t=\frac{-10\pm\sqrt[]{100+1400}}{10} \\ t=\frac{-10\pm\sqrt[]{1500}}{10} \\ t=\frac{-10\pm38.73}{10} \\ t=\frac{-10+38.73}{10} \\ t=\frac{28.73}{10} \\ t=2.87\sec s \end{gathered}[/tex]This means that it will take 2.87secs for the ball to hit the ground