3a=2a+a

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Solution for 3a=2a+a equation: 



3a=2a+a

We move all terms to the left:

3a-(2a+a)=0

We add all the numbers together, and all the variables

3a-(+3a)=0

We get rid of parentheses

3a-3a=0

We add all the numbers together, and all the variables

=0

a=0/1

a=0

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