n+36/n=12

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Solution for n+36/n=12 equation: 



n+36/n=12

We move all terms to the left:

n+36/n-(12)=0



Domain of the equation: n!=0

n∈R



We multiply all the terms by the denominator


n*n-12*n+36=0

We add all the numbers together, and all the variables

-12n+n*n+36=0

Wy multiply elements

n^2-12n+36=0

a = 1; b = -12; c = +36;
Δ = b2-4ac
Δ = -122-4·1·36
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$n=\frac{-b}{2a}=\frac{12}{2}=6$

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