-7y-15=y+9

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Solution for -7y-15=y+9 equation: 



-7y-15=y+9

We move all terms to the left:

-7y-15-(y+9)=0

We get rid of parentheses

-7y-y-9-15=0

We add all the numbers together, and all the variables

-8y-24=0

We move all terms containing y to the left, all other terms to the right

-8y=24

y=24/-8

y=-3

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