21/2=4n

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Solution for 21/2=4n equation: 



21/2=4n

We move all terms to the left:

21/2-(4n)=0

We multiply all the terms by the denominator


-4n*2+21=0

Wy multiply elements

-8n+21=0

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

-8n=-21

n=-21/-8

n=2+5/8

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