n/21=5/7

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Solution for n/21=5/7 equation: 



n/21=5/7

We move all terms to the left:

n/21-(5/7)=0

We add all the numbers together, and all the variables

n/21-(+5/7)=0

We get rid of parentheses

n/21-5/7=0

We calculate fractions

There is no solution for this equation

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