2+12a=8+9a

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Solution for 2+12a=8+9a equation: 



2+12a=8+9a

We move all terms to the left:

2+12a-(8+9a)=0

We add all the numbers together, and all the variables

12a-(9a+8)+2=0

We get rid of parentheses

12a-9a-8+2=0

We add all the numbers together, and all the variables

3a-6=0

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

3a=6

a=6/3

a=2

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