-169=4x-7(3x+12)

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Solution for -169=4x-7(3x+12) equation: 



-169=4x-7(3x+12)

We move all terms to the left:

-169-(4x-7(3x+12))=0



We calculate terms in parentheses: -(4x-7(3x+12)), so:

4x-7(3x+12)

We multiply parentheses

4x-21x-84

We add all the numbers together, and all the variables

-17x-84

Back to the equation:

-(-17x-84)



We get rid of parentheses

17x+84-169=0

We add all the numbers together, and all the variables

17x-85=0

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

17x=85

x=85/17

x=5

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