9/x-1*7/x-3

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Solution for 9/x-1*7/x-3 equation: 


D( x )

x = 0

x = 0

x = 0

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

9/x-((1*7)/x)-3 = 0

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

2*x^-1 = 3 // : 2

x^-1 = 3/2

-1 < 0

1/(x^1) = 3/2 // * x^1

1 = 3/2*x^1 // : 3/2

2/3 = x^1

x = 2/3

x = 2/3

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