-12=7(x+6)+2x

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Solution for -12=7(x+6)+2x equation: 



-12=7(x+6)+2x

We move all terms to the left:

-12-(7(x+6)+2x)=0



We calculate terms in parentheses: -(7(x+6)+2x), so:

7(x+6)+2x

We add all the numbers together, and all the variables

2x+7(x+6)

We multiply parentheses

2x+7x+42

We add all the numbers together, and all the variables

9x+42

Back to the equation:

-(9x+42)



We get rid of parentheses

-9x-42-12=0

We add all the numbers together, and all the variables

-9x-54=0

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

-9x=54

x=54/-9

x=-6

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