21/f=7/8

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Solution for 21/f=7/8 equation: 



21/f=7/8

We move all terms to the left:

21/f-(7/8)=0



Domain of the equation: f!=0

f∈R



We add all the numbers together, and all the variables

21/f-(+7/8)=0

We get rid of parentheses

21/f-7/8=0

We calculate fractions

There is no solution for this equation

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