7/x-3=6/x-12

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Solution for 7/x-3=6/x-12 equation: 


D( x )

x = 0

x = 0

x = 0

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

7/x-3 = 6/x-12 // - 6/x-12

7/x-(6/x)-3+12 = 0

7/x-6*x^-1-3+12 = 0

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

x^-1 = -9

-1 < 0

1/(x^1) = -9 // * x^1

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

-1/9 = x^1

x = -1/9

x = -1/9

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