2/4n=21

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Solution for 2/4n=21 equation: 



2/4n=21

We move all terms to the left:

2/4n-(21)=0



Domain of the equation: 4n!=0

n!=0/4

n!=0

n∈R



We multiply all the terms by the denominator


-21*4n+2=0

Wy multiply elements

-84n+2=0

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

-84n=-2

n=-2/-84

n=1/42

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