2/x-1/7=7/x

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Solution for 2/x-1/7=7/x equation: 


D( x )

x = 0

x = 0

x = 0

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

2/x-(1/7) = 7/x // - 7/x

2/x-(7/x)-(1/7) = 0

2/x-7*x^-1-1/7 = 0

-5*x^-1 = 1/7 // : -5

x^-1 = -1/35

-1 < 0

1/(x^1) = -1/35 // * x^1

1 = -1/35*x^1 // : -1/35

-35 = x^1

x = -35

x = -35

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