9(y-1)+15=2-2(7-3y)

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Solution for 9(y-1)+15=2-2(7-3y) equation: 



9(y-1)+15=2-2(7-3y)

We move all terms to the left:

9(y-1)+15-(2-2(7-3y))=0

We add all the numbers together, and all the variables

9(y-1)-(2-2(-3y+7))+15=0

We multiply parentheses

9y-(2-2(-3y+7))-9+15=0



We calculate terms in parentheses: -(2-2(-3y+7)), so:

2-2(-3y+7)

determiningTheFunctionDomain
-2(-3y+7)+2

We multiply parentheses

6y-14+2

We add all the numbers together, and all the variables

6y-12

Back to the equation:

-(6y-12)



We add all the numbers together, and all the variables

9y-(6y-12)+6=0

We get rid of parentheses

9y-6y+12+6=0

We add all the numbers together, and all the variables

3y+18=0

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

3y=-18

y=-18/3

y=-6

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