4x/2x-5=4

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Solution for 4x/2x-5=4 equation: 


x in (-oo:+oo)

((4*x)/2)*x-5 = 4 // - 4

((4*x)/2)*x-5-4 = 0

2*x^2 = 9 // : 2

x^2 = 9/2

x^2 = 9/2 // ^ 1/2

abs(x) = (9/2)^(1/2)

x = (9/2)^(1/2) or x = -(9/2)^(1/2)

x in { (9/2)^(1/2), -(9/2)^(1/2) }

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