-42=2x+3x-7

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Solution for -42=2x+3x-7 equation: 



-42=2x+3x-7

We move all terms to the left:

-42-(2x+3x-7)=0

We add all the numbers together, and all the variables

-(5x-7)-42=0

We get rid of parentheses

-5x+7-42=0

We add all the numbers together, and all the variables

-5x-35=0

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

-5x=35

x=35/-5

x=-7

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