18n^2-12n=-2

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Solution for 18n^2-12n=-2 equation: 



18n^2-12n=-2

We move all terms to the left:

18n^2-12n-(-2)=0

We add all the numbers together, and all the variables

18n^2-12n+2=0

a = 18; b = -12; c = +2;
Δ = b2-4ac
Δ = -122-4·18·2
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$n=\frac{-b}{2a}=\frac{12}{36}=1/3$

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