5/2-3/x=9/4

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Solution for 5/2-3/x=9/4 equation: 


D( x )

x = 0

x = 0

x = 0

x in (-oo:0) U (0:+oo)

5/2-(3/x) = 9/4 // - 9/4

5/2-(3/x)-(9/4) = 0

5/2-3*x^-1-9/4 = 0

-3*x^-1 = -1/4 // : -3

x^-1 = 1/12

-1 < 0

1/(x^1) = 1/12 // * x^1

1 = 1/12*x^1 // : 1/12

12 = x^1

x = 12

x = 12

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