a/21+1=3

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Solution for a/21+1=3 equation: 



a/21+1=3

We move all terms to the left:

a/21+1-(3)=0

We add all the numbers together, and all the variables

a/21-2=0

We multiply all the terms by the denominator


a-2*21=0

We add all the numbers together, and all the variables

a-42=0

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

a=42

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