3-5/2x/5x+7/4x^2 - solution

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Solution for 3-5/2x/5x+7/4x^2 equation:

x in (-oo:+oo)

(7/4)*x^2-((((5/2)*x)/5)*x)+3 = 0

(-1/2)*x^2+(7/4)*x^2+3 = 0

5/4*x^2 = -3 // : 5/4

x^2 = -12/5

x belongs to the empty set

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