1/n+3=7

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Solution for 1/n+3=7 equation: 



1/n+3=7

We move all terms to the left:

1/n+3-(7)=0



Domain of the equation: n!=0

n∈R



We add all the numbers together, and all the variables

1/n-4=0

We multiply all the terms by the denominator


-4*n+1=0

We add all the numbers together, and all the variables

-4n+1=0

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

-4n=-1

n=-1/-4

n=1/4

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