4/m=21/7

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Solution for 4/m=21/7 equation: 



4/m=21/7

We move all terms to the left:

4/m-(21/7)=0



Domain of the equation: m!=0

m∈R



We add all the numbers together, and all the variables

4/m-3=0

We multiply all the terms by the denominator


-3*m+4=0

We add all the numbers together, and all the variables

-3m+4=0

We move all terms containing m to the left, all other terms to the right

-3m=-4

m=-4/-3

m=1+1/3

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