12+3-1+2+a=38

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Solution for 12+3-1+2+a=38 equation: 



12+3-1+2+a=38

We move all terms to the left:

12+3-1+2+a-(38)=0

We add all the numbers together, and all the variables

a-22=0

We move all terms containing a to the left, all other terms to the right

a=22

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