2/x+1=8/x+7

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Solution for 2/x+1=8/x+7 equation: 


D( x )

x = 0

x = 0

x = 0

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

2/x+1 = 8/x+7 // - 8/x+7

2/x-(8/x)-7+1 = 0

2/x-8*x^-1-7+1 = 0

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

x^-1 = -1

-1 < 0

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

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

-1 = x^1

x = -1

x = -1

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