12+5a=3(6a-a)

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Solution for 12+5a=3(6a-a) equation: 



12+5a=3(6a-a)

We move all terms to the left:

12+5a-(3(6a-a))=0

We add all the numbers together, and all the variables

5a-(3(+5a))+12=0



We calculate terms in parentheses: -(3(+5a)), so:

3(+5a)

We multiply parentheses

15a

Back to the equation:

-(15a)



We add all the numbers together, and all the variables

-10a+12=0

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

-10a=-12

a=-12/-10

a=1+1/5

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