3a+2=7a-3a

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Solution for 3a+2=7a-3a equation: 



3a+2=7a-3a

We move all terms to the left:

3a+2-(7a-3a)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

3a-4a+2=0

We add all the numbers together, and all the variables

-1a+2=0

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

-a=-2

a=-2/-1

a=+2

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