-9x-12=3(x+4)

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Solution for -9x-12=3(x+4) equation: 



-9x-12=3(x+4)

We move all terms to the left:

-9x-12-(3(x+4))=0



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

3(x+4)

We multiply parentheses

3x+12

Back to the equation:

-(3x+12)



We get rid of parentheses

-9x-3x-12-12=0

We add all the numbers together, and all the variables

-12x-24=0

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

-12x=24

x=24/-12

x=-2

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