21/b=7/4

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Solution for 21/b=7/4 equation: 



21/b=7/4

We move all terms to the left:

21/b-(7/4)=0



Domain of the equation: b!=0

b∈R



We add all the numbers together, and all the variables

21/b-(+7/4)=0

We get rid of parentheses

21/b-7/4=0

We calculate fractions

There is no solution for this equation

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