-2(y+9)=4y-12

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Solution for -2(y+9)=4y-12 equation: 



-2(y+9)=4y-12

We move all terms to the left:

-2(y+9)-(4y-12)=0

We multiply parentheses

-2y-(4y-12)-18=0

We get rid of parentheses

-2y-4y+12-18=0

We add all the numbers together, and all the variables

-6y-6=0

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

-6y=6

y=6/-6

y=-1

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