-13+4a=3a+8+8a

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Solution for -13+4a=3a+8+8a equation: 



-13+4a=3a+8+8a

We move all terms to the left:

-13+4a-(3a+8+8a)=0

We add all the numbers together, and all the variables

4a-(11a+8)-13=0

We get rid of parentheses

4a-11a-8-13=0

We add all the numbers together, and all the variables

-7a-21=0

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

-7a=21

a=21/-7

a=-3

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