-2^2/3n+21=-1/3

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Solution for -2^2/3n+21=-1/3 equation: 



-2^2/3n+21=-1/3

We move all terms to the left:

-2^2/3n+21-(-1/3)=0



Domain of the equation: 3n!=0

n!=0/3

n!=0

n∈R



We get rid of parentheses

-2^2/3n+21+1/3=0

We calculate fractions


21!=0

There is no solution for this equation

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