-72=6x+3(x-4)+3

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Solution for -72=6x+3(x-4)+3 equation: 



-72=6x+3(x-4)+3

We move all terms to the left:

-72-(6x+3(x-4)+3)=0



We calculate terms in parentheses: -(6x+3(x-4)+3), so:

6x+3(x-4)+3

We multiply parentheses

6x+3x-12+3

We add all the numbers together, and all the variables

9x-9

Back to the equation:

-(9x-9)



We get rid of parentheses

-9x+9-72=0

We add all the numbers together, and all the variables

-9x-63=0

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

-9x=63

x=63/-9

x=-7

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