X+12=-2y

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Solution for X+12=-2y equation:



X+12=-2X
We move all terms to the left:
X+12-(-2X)=0
We get rid of parentheses
X+2X+12=0
We add all the numbers together, and all the variables
3X+12=0
We move all terms containing X to the left, all other terms to the right
3X=-12
X=-12/3
X=-4

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