9y+15=3(y-3)

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Solution for 9y+15=3(y-3) equation: 



9y+15=3(y-3)

We move all terms to the left:

9y+15-(3(y-3))=0



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

3(y-3)

We multiply parentheses

3y-9

Back to the equation:

-(3y-9)



We get rid of parentheses

9y-3y+9+15=0

We add all the numbers together, and all the variables

6y+24=0

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

6y=-24

y=-24/6

y=-4

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