x^2/6-x=12

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Solution for x^2/6-x=12 equation: 


x in (-oo:+oo)

(x^2)/6-x = 12 // - 12

(x^2)/6-x-12 = 0

1/6*x^2-x-12 = 0

DELTA = (-1)^2-(-12*1/6*4)

DELTA = 9

DELTA > 0

x = (9^(1/2)+1)/(1/6*2) or x = (1-9^(1/2))/(1/6*2)

x = 12 or x = -6

x in { -6, 12 }

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