126=-9(x-4)-9x

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Solution for 126=-9(x-4)-9x equation: 



126=-9(x-4)-9x

We move all terms to the left:

126-(-9(x-4)-9x)=0



We calculate terms in parentheses: -(-9(x-4)-9x), so:

-9(x-4)-9x

We add all the numbers together, and all the variables

-9x-9(x-4)

We multiply parentheses

-9x-9x+36

We add all the numbers together, and all the variables

-18x+36

Back to the equation:

-(-18x+36)



We get rid of parentheses

18x-36+126=0

We add all the numbers together, and all the variables

18x+90=0

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

18x=-90

x=-90/18

x=-5

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