2/x+2=4/x

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Solution for 2/x+2=4/x equation: 


D( x )

x = 0

x = 0

x = 0

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

2/x+2 = 4/x // - 4/x

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

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

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

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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