x+9=-2x+12

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Solution for x+9=-2x+12 equation:



x+9=-2x+12
We move all terms to the left:
x+9-(-2x+12)=0
We get rid of parentheses
x+2x-12+9=0
We add all the numbers together, and all the variables
3x-3=0
We move all terms containing x to the left, all other terms to the right
3x=3
x=3/3
x=1

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