12+5a=13+2a

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Solution for 12+5a=13+2a equation:



12+5a=13+2a
We move all terms to the left:
12+5a-(13+2a)=0
We add all the numbers together, and all the variables
5a-(2a+13)+12=0
We get rid of parentheses
5a-2a-13+12=0
We add all the numbers together, and all the variables
3a-1=0
We move all terms containing a to the left, all other terms to the right
3a=1
a=1/3
a=1/3

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