3y-7y=-12-2y

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Solution for 3y-7y=-12-2y equation: 



3y-7y=-12-2y

We move all terms to the left:

3y-7y-(-12-2y)=0

We add all the numbers together, and all the variables

3y-7y-(-2y-12)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

-4y+2y+12=0

We add all the numbers together, and all the variables

-2y+12=0

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

-2y=-12

y=-12/-2

y=+6

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