Answer:
3x-7+7
Step-by-step explanation:
Answer:
x=8-y
Step-by-step explanation:
Hi there!
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I believe your answer is:

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Here’s why:
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I am assuming that '3=x divided by 3' is supposed to be
.
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The first, second, and fourth equations have x divided by a number. To isolate x, we would have to use the multiplication property of equality.
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For the third one (
), the variable 'x' is being subtracted by 6. We would have to use the addition property of equality to isolate x.
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Hope this helps you. I apologize if it’s incorrect.
Answer:
circumference of circle = 2×pi×r
circumference of circle = 2×3.14×12.7
circumference of circle = 79.756 in