-2=7+3x

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Solution for -2=7+3x equation: 



-2=7+3x

We move all terms to the left:

-2-(7+3x)=0

We add all the numbers together, and all the variables

-(3x+7)-2=0

We get rid of parentheses

-3x-7-2=0

We add all the numbers together, and all the variables

-3x-9=0

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

-3x=9

x=9/-3

x=-3

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