7(3a-3)-5a=-3

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Solution for 7(3a-3)-5a=-3 equation: 



7(3a-3)-5a=-3

We move all terms to the left:

7(3a-3)-5a-(-3)=0

We add all the numbers together, and all the variables

-5a+7(3a-3)+3=0

We multiply parentheses

-5a+21a-21+3=0

We add all the numbers together, and all the variables

16a-18=0

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

16a=18

a=18/16

a=1+1/8

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