-3y-42=4(y+7)

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Solution for -3y-42=4(y+7) equation: 



-3y-42=4(y+7)

We move all terms to the left:

-3y-42-(4(y+7))=0



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

4(y+7)

We multiply parentheses

4y+28

Back to the equation:

-(4y+28)



We get rid of parentheses

-3y-4y-28-42=0

We add all the numbers together, and all the variables

-7y-70=0

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

-7y=70

y=70/-7

y=-10

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