-3y-9=3(y+9)

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Solution for -3y-9=3(y+9) equation: 



-3y-9=3(y+9)

We move all terms to the left:

-3y-9-(3(y+9))=0



We calculate terms in parentheses: -(3(y+9)), so:

3(y+9)

We multiply parentheses

3y+27

Back to the equation:

-(3y+27)



We get rid of parentheses

-3y-3y-27-9=0

We add all the numbers together, and all the variables

-6y-36=0

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

-6y=36

y=36/-6

y=-6

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