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Vsevolod [243]
2 years ago
12

Please help!! Geometry Question!

Mathematics
2 answers:
romanna [79]2 years ago
4 0
6)
3x+15 = 75
3x = 60
x = 20
answer is B.
7)
x = 1/2(x - 9 + 2x - 3)
x = 1/2(3x -12)
x = 3/2x - 6
x = 1.5x - 6
-0.5x = -6
      x = 12
answer is D

8)
3x+5 = 4x - 40
4x - 3x = 5+40
x = 45
answer is A
EleoNora [17]2 years ago
4 0
6.) 20

7.) not sure, i think d

8.) a


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mestny [16]
The greatest common factor: 20x^6y 40x^4y^2 10x^5y^5 is 10x^4y.
20x^6y = 10x^4y*2x^2
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8 0
3 years ago
A rectangular prism has a volume of 600 cubic inches.
choli [55]

Answer:

The length is 12 inches.

Step-by-step explanation:

The volume of a rectangular prism is given by:

V=LBH

It was given that; the rectangular prism has a volume of 600 cubic inches.

The height of the prism is 5 inches and the width is 10 inches.

We want to find the length of the rectangular prism.

We substitute V=600, H=5,and W=10 into the formula:

600=5×10×L

600=20L

L =  \frac{600}{50}

L = 12in

6 0
2 years ago
Graph the parabola.<br> y=-3x2 +6<br> PLEASE ANSWER quickly
beks73 [17]

Answer:

y = 12

Step-by-step explanation:

y = 3x2+6

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   = 12

y = 12

5 0
3 years ago
Which pairs of triangles appear to be congruent? Check all that apply.
Anettt [7]

Answer:

1 3 ...................rotate 3 and it is the same as 1

5 0
3 years ago
An adult ticket to a school play cost $5 and a student ticket cost $3. $460 dollars was collected and 120 tickets were sold. How
inn [45]
5x + 3y = 460
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5x + 5y = 600
Use elimination subtraction
-2y = -140
y = 70
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3 0
2 years ago
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