4/x=-2/9

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Solution for 4/x=-2/9 equation: 


D( x )

x = 0

x = 0

x = 0

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

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

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

4/x+2/9 = 0

4*x^-1 = -2/9 // : 4

x^-1 = -1/18

-1 < 0

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

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

-18 = x^1

x = -18

x = -18

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