8a-9=5a+3

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Solution for 8a-9=5a+3 equation: 



8a-9=5a+3

We move all terms to the left:

8a-9-(5a+3)=0

We get rid of parentheses

8a-5a-3-9=0

We add all the numbers together, and all the variables

3a-12=0

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

3a=12

a=12/3

a=4

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