-3x-7x-142=78

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Solution for -3x-7x-142=78 equation: 



-3x-7x-142=78

We move all terms to the left:

-3x-7x-142-(78)=0

We add all the numbers together, and all the variables

-10x-220=0

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

-10x=220

x=220/-10

x=-22

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