5a=21a+2a

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Solution for 5a=21a+2a equation: 



5a=21a+2a

We move all terms to the left:

5a-(21a+2a)=0

We add all the numbers together, and all the variables

5a-(+23a)=0

We get rid of parentheses

5a-23a=0

We add all the numbers together, and all the variables

-18a=0

a=0/-18

a=0

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