3=6+-2y

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Solution for 3=6+-2y equation: 



3=6+-2y

We move all terms to the left:

3-(6+-2y)=0

We add all the numbers together, and all the variables

-(-2y)+3=0

We get rid of parentheses

2y+3=0

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

2y=-3

y=-3/2

y=-1+1/2

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