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

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



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

We move all terms to the left:

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

We get rid of parentheses

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



We calculate terms in parentheses: -((9x-12)), so:

(9x-12)

We get rid of parentheses

9x-12

Back to the equation:

-(9x-12)



We get rid of parentheses

3x-9x+12+12=0

We add all the numbers together, and all the variables

-6x+24=0

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

-6x=-24

x=-24/-6

x=+4

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