-12+a-6+3=-2a+8a

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Solution for -12+a-6+3=-2a+8a equation: 



-12+a-6+3=-2a+8a

We move all terms to the left:

-12+a-6+3-(-2a+8a)=0

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

a-(+6a)-15=0

We get rid of parentheses

a-6a-15=0

We add all the numbers together, and all the variables

-5a-15=0

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

-5a=15

a=15/-5

a=-3

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