An equivalent expression could just be one that is simplified. So we get 9y - 2y - 10 if we distribute the 1/2, which is 7y - 10.
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Hope this helps!
==jding713==

6 0

3 years ago

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PLEASE HELP IM TIMES AND EXPLAIN STEP BY STEP , so using substitution method solve the system of equations , y = 2x + 8 and y =

inessss [21]

Answer:

y= 2x + 8 , y = 4x - 2

2x + 8 = 4x - 2

8 = 2x - 2

10 = 2x

5 = x

Step-by-step explanation:

7 0

3 years ago

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What is the answer of this question?

polet [3.4K]

Answer:

116

Step-by-step explanation:

8.2 / 2 = 4.1

a = $\sqrt{7^{2}-4.1^{2} } = 5.6736$

0.5 x 8.2 x 5.6736 = 23.2618

23.2618 x 5 = 116.309 = 116

7 0

3 years ago

How do you explain 15 video games to 18 video games in ratios and rates?

tiny-mole [99]

15 vg

18 vg

Just put a line in-between them to make a fraction.

3 0

3 years ago