7a=3a+12

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Solution for 7a=3a+12 equation:



7a=3a+12
We move all terms to the left:
7a-(3a+12)=0
We get rid of parentheses
7a-3a-12=0
We add all the numbers together, and all the variables
4a-12=0
We move all terms containing a to the left, all other terms to the right
4a=12
a=12/4
a=3

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