-7x-121=131+2x

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Solution for -7x-121=131+2x equation: 



-7x-121=131+2x

We move all terms to the left:

-7x-121-(131+2x)=0

We add all the numbers together, and all the variables

-7x-(2x+131)-121=0

We get rid of parentheses

-7x-2x-131-121=0

We add all the numbers together, and all the variables

-9x-252=0

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

-9x=252

x=252/-9

x=-28

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