3y-12=-y+8

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Solution for 3y-12=-y+8 equation: 



3y-12=-y+8

We move all terms to the left:

3y-12-(-y+8)=0

We add all the numbers together, and all the variables

3y-(-1y+8)-12=0

We get rid of parentheses

3y+1y-8-12=0

We add all the numbers together, and all the variables

4y-20=0

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

4y=20

y=20/4

y=5

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