3a+9=2a-6(2)2

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Solution for 3a+9=2a-6(2)2 equation: 



3a+9=2a-6(2)2

We move all terms to the left:

3a+9-(2a-6(2)2)=0

We get rid of parentheses

3a-2a+622+9=0

We add all the numbers together, and all the variables

a+631=0

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

a=-631

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