-3=12y-4(2y-7)

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Solution for -3=12y-4(2y-7) equation: 



-3=12y-4(2y-7)

We move all terms to the left:

-3-(12y-4(2y-7))=0



We calculate terms in parentheses: -(12y-4(2y-7)), so:

12y-4(2y-7)

We multiply parentheses

12y-8y+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-28-3=0

We add all the numbers together, and all the variables

-4y-31=0

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

-4y=31

y=31/-4

y=-7+3/4

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