-28+9x=7(9x-4)+12x

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Solution for -28+9x=7(9x-4)+12x equation: 



-28+9x=7(9x-4)+12x

We move all terms to the left:

-28+9x-(7(9x-4)+12x)=0



We calculate terms in parentheses: -(7(9x-4)+12x), so:

7(9x-4)+12x

We add all the numbers together, and all the variables

12x+7(9x-4)

We multiply parentheses

12x+63x-28

We add all the numbers together, and all the variables

75x-28

Back to the equation:

-(75x-28)



We get rid of parentheses

9x-75x+28-28=0

We add all the numbers together, and all the variables

-66x=0

x=0/-66

x=0

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