7a-6=9+2a

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Solution for 7a-6=9+2a equation: 



7a-6=9+2a

We move all terms to the left:

7a-6-(9+2a)=0

We add all the numbers together, and all the variables

7a-(2a+9)-6=0

We get rid of parentheses

7a-2a-9-6=0

We add all the numbers together, and all the variables

5a-15=0

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

5a=15

a=15/5

a=3

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