2/7+a=4/21

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Solution for 2/7+a=4/21 equation: 



2/7+a=4/21

We move all terms to the left:

2/7+a-(4/21)=0

We add all the numbers together, and all the variables

a+2/7-(+4/21)=0

We get rid of parentheses

a+2/7-4/21=0

We calculate fractions

There is no solution for this equation

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