16/21=20/x

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Solution for 16/21=20/x equation: 



16/21=20/x

We move all terms to the left:

16/21-(20/x)=0



Domain of the equation: x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+20/x)+16/21=0

We get rid of parentheses

-20/x+16/21=0

We calculate fractions

There is no solution for this equation

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