-42=x-12+3x+2

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Solution for -42=x-12+3x+2 equation: 



-42=x-12+3x+2

We move all terms to the left:

-42-(x-12+3x+2)=0

We add all the numbers together, and all the variables

-(4x-10)-42=0

We get rid of parentheses

-4x+10-42=0

We add all the numbers together, and all the variables

-4x-32=0

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

-4x=32

x=32/-4

x=-8

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