12=-8y+4(y+7)

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Solution for 12=-8y+4(y+7) equation: 



12=-8y+4(y+7)

We move all terms to the left:

12-(-8y+4(y+7))=0



We calculate terms in parentheses: -(-8y+4(y+7)), so:

-8y+4(y+7)

We multiply parentheses

-8y+4y+28

We add all the numbers together, and all the variables

-4y+28

Back to the equation:

-(-4y+28)



We get rid of parentheses

4y-28+12=0

We add all the numbers together, and all the variables

4y-16=0

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

4y=16

y=16/4

y=4

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