-8/21=2/7n

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Solution for -8/21=2/7n equation: 



-8/21=2/7n

We move all terms to the left:

-8/21-(2/7n)=0



Domain of the equation: 7n)!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

-(+2/7n)-8/21=0

We get rid of parentheses

-2/7n-8/21=0

We calculate fractions

There is no solution for this equation

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