20/n-20/n-2=4/n

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Solution for 20/n-20/n-2=4/n equation: 



20/n-20/n-2=4/n

We move all terms to the left:

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



Domain of the equation: n!=0

n∈R





Domain of the equation: n)!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

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

We get rid of parentheses

20/n-20/n-4/n-2=0

We multiply all the terms by the denominator


-2*n+20-20-4=0

We add all the numbers together, and all the variables

-2n-4=0

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

-2n=4

n=4/-2

n=-2

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