4=20/2n

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Solution for 4=20/2n equation: 



4=20/2n

We move all terms to the left:

4-(20/2n)=0



Domain of the equation: 2n)!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

-(+20/2n)+4=0

We get rid of parentheses

-20/2n+4=0

We multiply all the terms by the denominator


4*2n-20=0

Wy multiply elements

8n-20=0

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

8n=20

n=20/8

n=2+1/2

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