21/8=42/m

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Solution for 21/8=42/m equation: 



21/8=42/m

We move all terms to the left:

21/8-(42/m)=0



Domain of the equation: m)!=0

m!=0/1

m!=0

m∈R



We add all the numbers together, and all the variables

-(+42/m)+21/8=0

We get rid of parentheses

-42/m+21/8=0

We calculate fractions

There is no solution for this equation

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