7a-3(4a-8)=6a+12-9a

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Solution for 7a-3(4a-8)=6a+12-9a equation: 



7a-3(4a-8)=6a+12-9a

We move all terms to the left:

7a-3(4a-8)-(6a+12-9a)=0

We add all the numbers together, and all the variables

7a-3(4a-8)-(-3a+12)=0

We multiply parentheses

7a-12a-(-3a+12)+24=0

We get rid of parentheses

7a-12a+3a-12+24=0

We add all the numbers together, and all the variables

-2a+12=0

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

-2a=-12

a=-12/-2

a=+6

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