15x=(5/8)*x^2

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Solution for 15x=(5/8)*x^2 equation: 


x in (-oo:+oo)

15*x = (5/8)*x^2 // - (5/8)*x^2

15*x-((5/8)*x^2) = 0

(-5/8)*x^2+15*x = 0

15*x-5/8*x^2 = 0

DELTA = 15^2-(-5/8*0*4)

DELTA = 225

DELTA > 0

x = (225^(1/2)-15)/(-5/8*2) or x = (-225^(1/2)-15)/(-5/8*2)

x = 0 or x = 24

x in { 0, 24 }

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