39/x=4

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Solution for 39/x=4 equation: 


D( x )

x = 0

x = 0

x = 0

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

39/x = 4 // - 4

39/x-4 = 0

39*x^-1 = 4 // : 39

x^-1 = 4/39

-1 < 0

1/(x^1) = 4/39 // * x^1

1 = 4/39*x^1 // : 4/39

39/4 = x^1

x = 39/4

x = 39/4

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