x^2-7x=24/4

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Solution for x^2-7x=24/4 equation: 


x in (-oo:+oo)

x^2-(7*x) = 24/4 // - 24/4

x^2-(7*x)-(24/4) = 0

x^2-7*x-6 = 0

x^2-7*x-6 = 0

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

DELTA = 73

DELTA > 0

x = (73^(1/2)+7)/(1*2) or x = (7-73^(1/2))/(1*2)

x = (73^(1/2)+7)/2 or x = (7-73^(1/2))/2

x in { (7-73^(1/2))/2, (73^(1/2)+7)/2 }

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