-3(6-4a)=9a+9

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



-3(6-4a)=9a+9

We move all terms to the left:

-3(6-4a)-(9a+9)=0

We add all the numbers together, and all the variables

-3(-4a+6)-(9a+9)=0

We multiply parentheses

12a-(9a+9)-18=0

We get rid of parentheses

12a-9a-9-18=0

We add all the numbers together, and all the variables

3a-27=0

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

3a=27

a=27/3

a=9

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