-80=-120+x

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Solution for -80=-120+x equation:



-80=-120+x
We move all terms to the left:
-80-(-120+x)=0
We add all the numbers together, and all the variables
-(x-120)-80=0
We get rid of parentheses
-x+120-80=0
We add all the numbers together, and all the variables
-1x+40=0
We move all terms containing x to the left, all other terms to the right
-x=-40
x=-40/-1
x=+40

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