3/n=7

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Solution for 3/n=7 equation: 



3/n=7

We move all terms to the left:

3/n-(7)=0



Domain of the equation: n!=0

n∈R



We multiply all the terms by the denominator


-7*n+3=0

We add all the numbers together, and all the variables

-7n+3=0

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

-7n=-3

n=-3/-7

n=3/7

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