x/x-1=7x+1/x-1

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Solution for x/x-1=7x+1/x-1 equation: 


D( x )

x = 0

x = 0

x = 0

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

x/x-1 = 7*x+1/x-1 // - 7*x+1/x-1

x/x-(7*x)-(1/x)-1+1 = 0

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

1*x^0-7*x^1-1*x^-1 = 0

(1*x^1-7*x^2-1*x^0)/(x^1) = 0 // * x^2

x^1*(1*x^1-7*x^2-1*x^0) = 0

x^1

x-7*x^2-1 = 0

x-7*x^2-1 = 0

DELTA = 1^2-(-7*(-1)*4)

DELTA = -27

DELTA < 0

x in { } 

x belongs to the empty set

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