-126=-9(x+7)

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Solution for -126=-9(x+7) equation: 



-126=-9(x+7)

We move all terms to the left:

-126-(-9(x+7))=0



We calculate terms in parentheses: -(-9(x+7)), so:

-9(x+7)

We multiply parentheses

-9x-63

Back to the equation:

-(-9x-63)



We get rid of parentheses

9x+63-126=0

We add all the numbers together, and all the variables

9x-63=0

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

9x=63

x=63/9

x=7

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