-7(y-3)=-8y

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Solution for -7(y-3)=-8y equation: 



-7(y-3)=-8y

We move all terms to the left:

-7(y-3)-(-8y)=0

We multiply parentheses

-7y-(-8y)+21=0

We get rid of parentheses

-7y+8y+21=0

We add all the numbers together, and all the variables

y+21=0

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

y=-21

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