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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

-6a-(4a-4(a+3))+18=0



We calculate terms in parentheses: -(4a-4(a+3)), so:

4a-4(a+3)

We multiply parentheses

4a-4a-12

We add all the numbers together, and all the variables

-12

Back to the equation:

-(-12)



We add all the numbers together, and all the variables

-6a+30=0

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

-6a=-30

a=-30/-6

a=+5

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