12(7-7)=8(y-1)

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Solution for 12(7-7)=8(y-1) equation: 



12(7-7)=8(y-1)

We move all terms to the left:

12(7-7)-(8(y-1))=0

We add all the numbers together, and all the variables

-(8(y-1))+120=0



We calculate terms in parentheses: -(8(y-1)), so:

8(y-1)

We multiply parentheses

8y-8

Back to the equation:

-(8y-8)



We get rid of parentheses

-8y+8+120=0

We add all the numbers together, and all the variables

-8y+128=0

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

-8y=-128

y=-128/-8

y=+16

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