(7/x-5)=(9/x+3)

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Solution for (7/x-5)=(9/x+3) equation: 


D( x )

x = 0

x = 0

x = 0

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

7/x-5 = 9/x+3 // - 9/x+3

7/x-(9/x)-5-3 = 0

7/x-9*x^-1-5-3 = 0

-2*x^-1 = 8 // : -2

x^-1 = -4

-1 < 0

1/(x^1) = -4 // * x^1

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

-1/4 = x^1

x = -1/4

x = -1/4

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