3a-12+3a-5+a=2a-9+3a-6

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Solution for 3a-12+3a-5+a=2a-9+3a-6 equation: 



3a-12+3a-5+a=2a-9+3a-6

We move all terms to the left:

3a-12+3a-5+a-(2a-9+3a-6)=0

We add all the numbers together, and all the variables

3a+3a+a-(5a-15)-12-5=0

We add all the numbers together, and all the variables

7a-(5a-15)-17=0

We get rid of parentheses

7a-5a+15-17=0

We add all the numbers together, and all the variables

2a-2=0

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

2a=2

a=2/2

a=1

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