1a+12=4a

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Solution for 1a+12=4a equation:



1a+12=4a
We move all terms to the left:
1a+12-(4a)=0
We add all the numbers together, and all the variables
-3a+12=0
We move all terms containing a to the left, all other terms to the right
-3a=-12
a=-12/-3
a=+4

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