2(y+9)=-12

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Solution for 2(y+9)=-12 equation: 



2(y+9)=-12

We move all terms to the left:

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

We add all the numbers together, and all the variables

2(y+9)+12=0

We multiply parentheses

2y+18+12=0

We add all the numbers together, and all the variables

2y+30=0

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

2y=-30

y=-30/2

y=-15

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