(7/x-7)+(6/x+5)

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Solution for (7/x-7)+(6/x+5) equation: 


D( x )

x = 0

x = 0

x = 0

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

7/x+6/x-7+5 = 0

13*x^-1 = 2 // : 13

x^-1 = 2/13

-1 < 0

1/(x^1) = 2/13 // * x^1

1 = 2/13*x^1 // : 2/13

13/2 = x^1

x = 13/2

x = 13/2

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