9a+2-3a=4a-18

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Solution for 9a+2-3a=4a-18 equation: 



9a+2-3a=4a-18

We move all terms to the left:

9a+2-3a-(4a-18)=0

We add all the numbers together, and all the variables

6a-(4a-18)+2=0

We get rid of parentheses

6a-4a+18+2=0

We add all the numbers together, and all the variables

2a+20=0

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

2a=-20

a=-20/2

a=-10

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