x^2/4=2x-4

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


x in (-oo:+oo)

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

(x^2)/4-(2*x)+4 = 0

(x^2)/4-2*x+4 = 0

1/4*x^2-2*x+4 = 0

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

DELTA = 0

x = 2/(1/4*2)

x = 4 or x = 4

x in { 4, 4 }

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