4+12a=-2(6-9a)

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Solution for 4+12a=-2(6-9a) equation: 



4+12a=-2(6-9a)

We move all terms to the left:

4+12a-(-2(6-9a))=0

We add all the numbers together, and all the variables

12a-(-2(-9a+6))+4=0



We calculate terms in parentheses: -(-2(-9a+6)), so:

-2(-9a+6)

We multiply parentheses

18a-12

Back to the equation:

-(18a-12)



We get rid of parentheses

12a-18a+12+4=0

We add all the numbers together, and all the variables

-6a+16=0

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

-6a=-16

a=-16/-6

a=2+2/3

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