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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