8/x=-20

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Solution for 8/x=-20 equation: 


D( x )

x = 0

x = 0

x = 0

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

8/x = -20 // + 20

8/x+20 = 0

8*x^-1 = -20 // : 8

x^-1 = -5/2

-1 < 0

1/(x^1) = -5/2 // * x^1

1 = -5/2*x^1 // : -5/2

-2/5 = x^1

x = -2/5

x = -2/5

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