-42=12+9(y+6)

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Solution for -42=12+9(y+6) equation: 



-42=12+9(y+6)

We move all terms to the left:

-42-(12+9(y+6))=0



We calculate terms in parentheses: -(12+9(y+6)), so:

12+9(y+6)

determiningTheFunctionDomain
9(y+6)+12

We multiply parentheses

9y+54+12

We add all the numbers together, and all the variables

9y+66

Back to the equation:

-(9y+66)



We get rid of parentheses

-9y-66-42=0

We add all the numbers together, and all the variables

-9y-108=0

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

-9y=108

y=108/-9

y=-12

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