5/x+7+1=4/x-7

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Solution for 5/x+7+1=4/x-7 equation: 


D( x )

x = 0

x = 0

x = 0

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

5/x+1+7 = 4/x-7 // - 4/x-7

5/x-(4/x)+1+7+7 = 0

5/x-4*x^-1+1+7+7 = 0

1*x^-1 = -15 // : 1

x^-1 = -15

-1 < 0

1/(x^1) = -15 // * x^1

1 = -15*x^1 // : -15

-1/15 = x^1

x = -1/15

x = -1/15

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