9-4(-3a+9)=+3(7-2a)

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Solution for 9-4(-3a+9)=+3(7-2a) equation: 



9-4(-3a+9)=+3(7-2a)

We move all terms to the left:

9-4(-3a+9)-(+3(7-2a))=0

We add all the numbers together, and all the variables

-4(-3a+9)-(+3(-2a+7))+9=0

We multiply parentheses

12a-(+3(-2a+7))-36+9=0



We calculate terms in parentheses: -(+3(-2a+7)), so:

+3(-2a+7)

determiningTheFunctionDomain
3(-2a+7)

We multiply parentheses

-6a+21

Back to the equation:

-(-6a+21)



We add all the numbers together, and all the variables

12a-(-6a+21)-27=0

We get rid of parentheses

12a+6a-21-27=0

We add all the numbers together, and all the variables

18a-48=0

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

18a=48

a=48/18

a=2+2/3

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