2a=3a+21

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Solution for 2a=3a+21 equation:



2a=3a+21
We move all terms to the left:
2a-(3a+21)=0
We get rid of parentheses
2a-3a-21=0
We add all the numbers together, and all the variables
-1a-21=0
We move all terms containing a to the left, all other terms to the right
-a=21
a=21/-1
a=-21

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