Answer:
-9
Step-by-step explanation:
C + D
-----------
C - D
= 8/11 + 10/11
- - - - - - - - - -
8/11 - 10/11
=18/11
- - - - -
- 2/11
=18/11 x 11/-2
= - 9
Answer:
The answer is -9
Step-by-step explanation:
8/11 + 10/11
8/11 - 10/11
18/11
-2/11
= -9
Problem Set A
1 a Name in all possible ways, the line containing A, R, and D.
b Name the sides of ABC.
c What side do 2 and 4 have in
common?
d Name the horizontal ray with end-point C.
e Estimate the sizes of BAD, 2, and
ABC.
f Are angles FCD and DCE different angles?
g Which angle in the figure is B?
Answer:
use Alex formula okkkkkkkkkkkkkkkkkkkkkkkkkkk
Considering the given figure, the required answers to questions are as stated below:
The given figure has lines and angles which has some relations. The application of the principles in geometry is required to solve this question. So that the following can be deduced from the figure:
1) a. The possible ways are: AR, AD, RA, RD, DR, DA
b. Sides of <ABC are: AB and BC
c. The side that both <2 and <4 have in common is FD
d. The horizontal ray is CFEA
e. <BAD is an acute angle. So that <BAD ≅ [tex]60^{o}[/tex]
<2 ≅ [tex]60^{o}[/tex]
< ABC is an obtuse angle. So that <ABC ≅ [tex]120^{o}[/tex]
f. <FCD and < DCE are the same in measure
i.e <FCD = <DCE
g. The angle in the figure that is <B is <D
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In the triangle above, Eight-fifteenths represents which ratio?
A right triangle is shown. Side A B has a length of 15, side A C is 8, and side C B is 17. Angle A is a right angle.
Answer:
a
Step-by-step explanation:
If you’re willing to help, that’d be nice.
Answer:
tw ni oe haso layo esma question sodnww aokos
4-3x=8-4x please help
Answer : #1= Answer:x=−4
#2=Answer:x=7
please help me solve this
Answer:
x>-1.5
Step-by-step explanation:
Solving equations and inequalities escape room
Answer:
18) 10.5
19) 45
20) 16
Step-by-step explanation:
simplified expression || hope this is what u needed
A store has a sale with 30% off every item. When you enter the store, you receive a coupon that states that you receive an additional 30% off. Is this equal to a
60% discount? Explain your answer.
Answer:
No, It is not equal to a 60% discount.
Step-by-step explanation:
Think of this. I go into a store and everything is 50% off and I have a coupon myself that is a 50% off discount for a specific item. It may seem like the item is now free, but it isn't. Imagine the item was $1 before any discount. Then the store took 50% off of the $1, leaving it at $0.50. So now with my discount of 50% off the item I will be taking this 50% off of $0.50 = my final discounted cost of $0.25.
Hope I helped you understand :)
Solve the equation.
X-6= 8
A x=-2
B x=2
C x=-14
D x= 14
Answer:
Option D is correct
Step-by-step explanation:
[tex]x - 6 = 8 \\ x = 8 + 6 \\ x = 14[/tex]
Hope it is helpful....Answer:
Option D is correct
Step-by-step explanation:
[tex]x - 6 = 8 \\ x = 8 + 6 \\ x = 14[/tex]
Hope it is helpful.....If angle DEF is a right angle and angle GEF = 62°, then what is the angle GED?
A. 90
B. 28
C. 62
D. 118
Since Angle DEF is a right angle (i.e 90°) and it is equal to the sum of Angles GEF and GED, so
GEF + GED = DEF 62° + GED = 90°GED = 90° - 62°GED = 28°Angle GED = 28°
8k - 3 - 10 ( I have to simplify it)
8k - 3 - 10
Solution,
= 8k - 3 - 10
= 8k - 13.
Answer:
8k - 13
Step-by-step explanation:
8k - 3 - 10
-(3 - 10) = -13
= 8k - 13
Suppose that an individual has a body fat percentage of 16.8% and weighs 152 pounds. How many pounds of his weight is made up of body fat? Round your answer to the nearest tenth.
Answer:
25.5 poundsStep-by-step explanation:
16.8% of 152 pounds is:
168*152/100 = 25.5 pounds (rounded)We have to find 16.8% of 152lbs
[tex]\\ \sf\longmapsto 152\times 16.8\%[/tex]
[tex]\\ \sf\longmapsto 152\times \dfrac{168}{100}[/tex]
[tex]\\ \sf\longmapsto \dfrac{2553}{100}[/tex]
[tex]\\ \sf\longmapsto 25.53lbs[/tex]
Which products result in a perfect square trinomial?
Place the numbers in ascending order.
Answer:
sqrt 23, 180%, 1 2/7, (sqrt49)/7, pi-5
Step-by-step explanation:
sqrt 23 is between the integers 4 and 5 and closer to 5 and we can use these two reference points to base off the rest of our numbers
180% is essentially 180/100 which again is equal to 1.8 and is far less than sqrt 23s rough estimation of 4
1 2/7 is roughly 1.3 when they are made into decimal form and so that is rounded up and is closer to something around 1.28 but for our purposes, we shouldn't need to use this and 1.3 is just an easier number to work with.
sqrt49 is essentially a question asking what times itself becomes 49. That is 7 and 7/7 is just 1.
pi - 5 is like asking what is 3.14159 -5 and we dont even need to use this complex decimal. We can turn it to 3.5 rounding far up and still get a negative number which is far less than any other number on the list
can someone help please
Answer:
31
Step-by-step explanation:
31 x 2 = 62
62 + 13 = 75
n = 31
Select the point that is a solution to the system of inequalities.
ys-X+3
ys x2-3x
Answer:
B (-1 , 0)
Step-by-step explanation:
0 <= -(-1) +3
0 <= 4
0 <= (-1)^2 - 3 (-1)
0<= 4
3x + y = z
PLEASEE I
THIS IS HARDD
Answer:
what are x and y equivalent to?
Step-by-step explanation:
Help.. Suppose Q is the midpoint of PR
Answer:
[tex]3x+41[/tex] or 38
Step-by-step explanation:
If Q is the midpoint of Line PR, then lines PQ and QR add up to equal Line PR. We then get
[tex]PQ=6x+25\\QR=16-3x\\PQ+QR=PR\\6x+25+16-3x=PR\\3x+41=PR\\[/tex]
If you want to know the exact number that PR is, we can do additional steps where PQ = QR.
[tex]PQ=6x+25\\QR=16-3x\\PQ=QR\\6x+25=16-3x\\9x+25=16\\9x=-9\\x=-1\\\\3x+41=PR\\3(-1)+41=PR\\-3+41=PR\\38=PR\\PR=38[/tex]
7. El volumen de un gas es inversamente proporcional a la presión. Un gas tiene el volumen de 20 Litros y una presión de 1.000 Pascal. ¿Cuál es el volumen del gas si la presión sube a 5.000 Pascal?
a) 2 L
b) 4 L
c) 10 L
d) 4.000 L
What is the next fraction in this sequence? Simplify your answer.
1/5. 7/20. 1/2. 13/20
..
Answer:[tex]a^5=\frac{4}{5}[/tex]
Step-by-step explanation:
The 5th term of the arithmetic sequence is 4/5
What is Arithmetic Progression?
An arithmetic progression is a sequence of numbers in which each term is derived from the preceding term by adding or subtracting a fixed number called the common difference "d"
The general form of an Arithmetic Progression is a, a + d, a + 2d, a + 3d and so on. Thus nth term of an AP series is Tn = a + (n - 1) d, where Tₙ = nth term and a = first term. Here d = common difference = Tₙ - Tₙ₋₁
Sum of first n terms of an AP: Sₙ = ( n/2 ) [ 2a + ( n- 1 ) d ]
Given data ,
Let the arithmetic progression be represented as A
Now , the value of A is
A = 1/5 , 7/20 , 1/2 , 13/20 ....
Now , the first term of the arithmetic sequence is a₁ = 1/5
The second term a₂ = 7/20
The common difference d = second term - first term
So , the common difference d = 7/20 - 1/5
The value of d = 3/20
Now , the nth term of the AP is given by
Tn = a + (n - 1) d, where Tₙ = nth term
Substituting the values in the equation , we get
T₅ = ( 1/5 ) + ( 5 - 1 ) ( 3/20 )
On simplifying the equation , we get
T₅ = ( 1/5 ) + ( 4 x 3 ) / 20
T₅ = 1/5 + 12/20
T₅ = 16/20
T₅ = 4/5
Therefore , the value of T₅ is 4/5
Hence , the 5th term of the arithmetic sequence is 4/5
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Solve the equation using subtracting or addition.
-7y = 28
Answer:
-4
Step-by-step explanation:
-7y = 28
divide both sides by 7 to make y the subject of the formula
-y = 28/7
-y = 4
therefore
y= -4
Answer:
y = -4
Step-by-step explanation:
This is a weird question. It depends on what they mean by 'solve' If you're trying to isolate the variable, which is typically what they mean when they say solve, then it can only be done through division, not addition and subtraction.
It would be like this:
[tex]\frac{-7y}{-7} = \frac{28}{-7}\\y = -4[/tex]
If perhaps they want you to get everything on one side of the equation you could just add 7y to both sides and end up with:
7y + 28 = 0
But that doesn't really do anything useful.
Hope this helps
The length of a rectangle is 3 more than five times its width. If the perimeter of
the rectangle is 30 meters, find the dimensions of the rectangle.
Answer:30 times 3 times 5
Step-by-step explanation:
Answer:
Width = 2 m
Length = 13m
2(2) + 2(13)=4+26=30m
Step-by-step explanation:
Width: x
Length: 5x+3
2x + 2(5x+3) = 2x + 10x + 6)
12x + 6 = 30
12x = 24
X = 2
Width = 2
Length = 13
the difference of 2 times a number and 3 is less than 7
Answer:
2x - 3 < 7
Step-by-step explanation:
less than = <
difference means you're subtracting.
2 times a number its just x since we don't know the number.
and 3 because we're subtract 3 from something.
evaluate the expression when y= -3
y²+7y+1
Answer: -11
Step-by-step explanation:
y²+7y+1
(-3)^2 +7*(-3)+1
9 -21 + 1 = -11
Can somebody help me please and thank you?
Answer: $31045.5
Step-by-step explanation:
First, you have to start by writing your equation. Start with letting p = the amount of product sold and d = dollars, or the amount of profit the CEO makes.
So, your equation should look like this:
d = the percentage the CEO earns (the profit of the company)
Profit is equal to the amount of gains minus the amount of losses. The amount of gains would be $855 times the number of products sold, and the losses per month are $6780 flat as shown in the problem. Finally, the percentage is 15%, as you're also told in the problem.
So now your equation looks like this:
d = 15% (855p - 6780)
OR
d = .15 (855p - 6780)
Now, you can substitute your 250 products sold in for p, and solve as shown below.
d = .15 (855(250) - 6780)
d = .15 (213750 - 6780)
d = .15 (206970)
d = 31045.5
Answer:
$31045.5
Step-by-step explanation:
We need to find the profit after selling the products first so
$855 × 250 = $213750
Then we need to subtract the expenses from the profit
$213750 - $6780 = $206970
Since the CEO get paid 15% of the total profit, we just need to take 15% of the above number
$206970 × 0.15 = $31045.5
I need Ans Fast !!!!!!!
Step-by-step explanation:
A={6,9,11},B=ϕ
Here, B is empty set.
Therefore,
A∪B
=A∪ϕ
={6,9,11}
A intersection ϕ is ϕ I guess
Angle PRS is 98 degree. It is made of two smaller angles. One smaller angle is 3x-8 and the other one is 2x+6. What is the measure of the smaller angle?
Answer:
46
Step-by-step explanation:
The sum of the two smaller angle measures is 98.
(2x + 6) + (3x - 8) = 98
Combine like terms.
5x - 2 = 98
5x = 100
x = 20
Plug this into the expressions for the two smaller angle measures.
2x + 6 = 2(20) + 6 = 46
3x - 8 = 3(20) - 8 = 52
The smaller of the two angles measures 46.
Solve 2 + 1/6y = 3x + 4 for y.
help please (picture)
Explanation:
The scale factor 3/2 is the same as 1.5
We multiply this by the perimeter 18 to get 18*1.5 = 27
The perimeter is 27 units.
This trick works because we're multiplying each length by 1.5, so ultimately the perimeter is multiplied by this same scale factor.
A car is traveling 90 miles per hour. How fast is it traveling in miles per minute?
Answer: 1.5 miles per minute
Step-by-step explanation:
The ratio for the hours is 90 Miles : 60 Minutes
Since 1 hour is 60 minutes, then 1 minute is 1/60 of a hour.
So, 1/60 will be the constant.
[tex]\frac{90}{1/60}[/tex]=1.5
pls answer this i need help
Answer:
Step-by-step explanation:
a) Number = x
Multiply it by 3 = 3*x = 3x
Now add 4 to it: 3x + 4
Equation:
3x +4 = 22
b)
3x + 4 = 22
Subtract 4 from both sides
3x + 4 -4 = 22 - 4
3x = 18
Divide both sides by 3
3x/3 = 18/3
x = 6
Answer:
Below in bold.
Step-by-step explanation:
The equation is
3x + 4 = 22
3x = 22 - 4 = 18
x = 18/3
x = 6.