-72=9/n

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Solution for -72=9/n equation: 



-72=9/n

We move all terms to the left:

-72-(9/n)=0



Domain of the equation: n)!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

-(+9/n)-72=0

We get rid of parentheses

-9/n-72=0

We multiply all the terms by the denominator


-72*n-9=0

We add all the numbers together, and all the variables

-72n-9=0

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

-72n=9

n=9/-72

n=-1/8

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