-142=8+-2x

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Solution for -142=8+-2x equation: 



-142=8+-2x

We move all terms to the left:

-142-(8+-2x)=0

We add all the numbers together, and all the variables

-(-2x)-142=0

We get rid of parentheses

2x-142=0

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

2x=142

x=142/2

x=71

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