21/3n=69

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Solution for 21/3n=69 equation: 



21/3n=69

We move all terms to the left:

21/3n-(69)=0



Domain of the equation: 3n!=0

n!=0/3

n!=0

n∈R



We multiply all the terms by the denominator


-69*3n+21=0

Wy multiply elements

-207n+21=0

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

-207n=-21

n=-21/-207

n=7/69

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