3y-31=-2(y-7)

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Solution for 3y-31=-2(y-7) equation: 



3y-31=-2(y-7)

We move all terms to the left:

3y-31-(-2(y-7))=0



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

-2(y-7)

We multiply parentheses

-2y+14

Back to the equation:

-(-2y+14)



We get rid of parentheses

3y+2y-14-31=0

We add all the numbers together, and all the variables

5y-45=0

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

5y=45

y=45/5

y=9

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