12=-7x+3(x-8)

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Solution for 12=-7x+3(x-8) equation: 



12=-7x+3(x-8)

We move all terms to the left:

12-(-7x+3(x-8))=0



We calculate terms in parentheses: -(-7x+3(x-8)), so:

-7x+3(x-8)

We multiply parentheses

-7x+3x-24

We add all the numbers together, and all the variables

-4x-24

Back to the equation:

-(-4x-24)



We get rid of parentheses

4x+24+12=0

We add all the numbers together, and all the variables

4x+36=0

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

4x=-36

x=-36/4

x=-9

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