(5a+12)=(9a-12)

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Solution for (5a+12)=(9a-12) equation: 



(5a+12)=(9a-12)

We move all terms to the left:

(5a+12)-((9a-12))=0

We get rid of parentheses

5a-((9a-12))+12=0



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

(9a-12)

We get rid of parentheses

9a-12

Back to the equation:

-(9a-12)



We get rid of parentheses

5a-9a+12+12=0

We add all the numbers together, and all the variables

-4a+24=0

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

-4a=-24

a=-24/-4

a=+6

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