-12(x-120)=-9(1+7x)

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Solution for -12(x-120)=-9(1+7x) equation: 



-12(x-120)=-9(1+7x)

We move all terms to the left:

-12(x-120)-(-9(1+7x))=0

We add all the numbers together, and all the variables

-12(x-120)-(-9(7x+1))=0

We multiply parentheses

-12x-(-9(7x+1))+1440=0



We calculate terms in parentheses: -(-9(7x+1)), so:

-9(7x+1)

We multiply parentheses

-63x-9

Back to the equation:

-(-63x-9)



We get rid of parentheses

-12x+63x+9+1440=0

We add all the numbers together, and all the variables

51x+1449=0

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

51x=-1449

x=-1449/51

x=-28+7/17

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