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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

-12x-(9(7x+1))+144=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+144=0

We add all the numbers together, and all the variables

-75x+135=0

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

-75x=-135

x=-135/-75

x=1+4/5

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