5/7x=20/21

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Solution for 5/7x=20/21 equation: 



5/7x=20/21

We move all terms to the left:

5/7x-(20/21)=0



Domain of the equation: 7x!=0

x!=0/7

x!=0

x∈R



We add all the numbers together, and all the variables

5/7x-(+20/21)=0

We get rid of parentheses

5/7x-20/21=0

We calculate fractions

There is no solution for this equation

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