-12-9x=-3(x+10)

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Solution for -12-9x=-3(x+10) equation: 



-12-9x=-3(x+10)

We move all terms to the left:

-12-9x-(-3(x+10))=0



We calculate terms in parentheses: -(-3(x+10)), so:

-3(x+10)

We multiply parentheses

-3x-30

Back to the equation:

-(-3x-30)



We get rid of parentheses

-9x+3x+30-12=0

We add all the numbers together, and all the variables

-6x+18=0

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

-6x=-18

x=-18/-6

x=+3

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