1/21=3/7v

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Solution for 1/21=3/7v equation: 



1/21=3/7v

We move all terms to the left:

1/21-(3/7v)=0



Domain of the equation: 7v)!=0

v!=0/1

v!=0

v∈R



We add all the numbers together, and all the variables

-(+3/7v)+1/21=0

We get rid of parentheses

-3/7v+1/21=0

We calculate fractions

There is no solution for this equation

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