x^2+6x+18=43/2

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Solution for x^2+6x+18=43/2 equation: 


x in (-oo:+oo)

x^2+6*x+18 = 43/2 // - 43/2

x^2+6*x-(43/2)+18 = 0

x^2+6*x-43/2+18 = 0

x^2+6*x-7/2 = 0

DELTA = 6^2-(-7/2*1*4)

DELTA = 50

DELTA > 0

x = (50^(1/2)-6)/(1*2) or x = (-50^(1/2)-6)/(1*2)

x = (5*2^(1/2)-6)/2 or x = (-5*2^(1/2)-6)/2

x in { (-5*2^(1/2)-6)/2, (5*2^(1/2)-6)/2 }

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