5/x+1/2=9/x

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Solution for 5/x+1/2=9/x equation: 


D( x )

x = 0

x = 0

x = 0

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

5/x+1/2 = 9/x // - 9/x

5/x-(9/x)+1/2 = 0

5/x-9*x^-1+1/2 = 0

-4*x^-1 = -1/2 // : -4

x^-1 = 1/8

-1 < 0

1/(x^1) = 1/8 // * x^1

1 = 1/8*x^1 // : 1/8

8 = x^1

x = 8

x = 8

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