-40=1/4n

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Solution for -40=1/4n equation: 



-40=1/4n

We move all terms to the left:

-40-(1/4n)=0



Domain of the equation: 4n)!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

-(+1/4n)-40=0

We get rid of parentheses

-1/4n-40=0

We multiply all the terms by the denominator


-40*4n-1=0

Wy multiply elements

-160n-1=0

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

-160n=1

n=1/-160

n=-1/160

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