2y+12=-5y-9

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Solution for 2y+12=-5y-9 equation: 



2y+12=-5y-9

We move all terms to the left:

2y+12-(-5y-9)=0

We get rid of parentheses

2y+5y+9+12=0

We add all the numbers together, and all the variables

7y+21=0

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

7y=-21

y=-21/7

y=-3

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