2/9=4/x+8

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Solution for 2/9=4/x+8 equation: 


D( x )

x = 0

x = 0

x = 0

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

2/9 = 4/x+8 // - 4/x+8

2/9-(4/x)-8 = 0

2/9-4*x^-1-8 = 0

-4*x^-1 = 70/9 // : -4

x^-1 = -35/18

-1 < 0

1/(x^1) = -35/18 // * x^1

1 = -35/18*x^1 // : -35/18

-18/35 = x^1

x = -18/35

x = -18/35

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