84+5n=-n^2

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Solution for 84+5n=-n^2 equation: 



84+5n=-n^2

We move all terms to the left:

84+5n-(-n^2)=0

We get rid of parentheses

n^2+5n+84=0

a = 1; b = 5; c = +84;
Δ = b2-4ac
Δ = 52-4·1·84
Δ = -311
Delta is less than zero, so there is no solution for the equation

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