5=2/x-7

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Solution for 5=2/x-7 equation: 


D( x )

x = 0

x = 0

x = 0

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

5 = 2/x-7 // - 2/x-7

5-(2/x)+7 = 0

5-2*x^-1+7 = 0

-2*x^-1 = -12 // : -2

x^-1 = 6

-1 < 0

1/(x^1) = 6 // * x^1

1 = 6*x^1 // : 6

1/6 = x^1

x = 1/6

x = 1/6

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