2f/7=f-5/21

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Solution for 2f/7=f-5/21 equation: 



2f/7=f-5/21

We move all terms to the left:

2f/7-(f-5/21)=0

We add all the numbers together, and all the variables

2f/7-(+f-5/21)=0

We get rid of parentheses

2f/7-f+5/21=0

We calculate fractions

There is no solution for this equation

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