9a-4=4+5a

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Solution for 9a-4=4+5a equation: 



9a-4=4+5a

We move all terms to the left:

9a-4-(4+5a)=0

We add all the numbers together, and all the variables

9a-(5a+4)-4=0

We get rid of parentheses

9a-5a-4-4=0

We add all the numbers together, and all the variables

4a-8=0

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

4a=8

a=8/4

a=2

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