-126=7+7x

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Solution for -126=7+7x equation: 



-126=7+7x

We move all terms to the left:

-126-(7+7x)=0

We add all the numbers together, and all the variables

-(7x+7)-126=0

We get rid of parentheses

-7x-7-126=0

We add all the numbers together, and all the variables

-7x-133=0

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

-7x=133

x=133/-7

x=-19

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