6/7n=21

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Solution for 6/7n=21 equation: 



6/7n=21

We move all terms to the left:

6/7n-(21)=0



Domain of the equation: 7n!=0

n!=0/7

n!=0

n∈R



We multiply all the terms by the denominator


-21*7n+6=0

Wy multiply elements

-147n+6=0

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

-147n=-6

n=-6/-147

n=2/49

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