155/x=4

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Solution for 155/x=4 equation: 


D( x )

x = 0

x = 0

x = 0

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

155/x = 4 // - 4

155/x-4 = 0

155*x^-1 = 4 // : 155

x^-1 = 4/155

-1 < 0

1/(x^1) = 4/155 // * x^1

1 = 4/155*x^1 // : 4/155

155/4 = x^1

x = 155/4

x = 155/4

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