4/x+2=10/x-7

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Solution for 4/x+2=10/x-7 equation: 


D( x )

x = 0

x = 0

x = 0

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

4/x+2 = 10/x-7 // - 10/x-7

4/x-(10/x)+2+7 = 0

4/x-10*x^-1+2+7 = 0

-6*x^-1 = -9 // : -6

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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