90/4=17/x

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Solution for 90/4=17/x equation: 


D( x )

x = 0

x = 0

x = 0

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

90/4 = 17/x // - 17/x

90/4-(17/x) = 0

90/4-17*x^-1 = 0

-17*x^-1 = -45/2 // : -17

x^-1 = 45/34

-1 < 0

1/(x^1) = 45/34 // * x^1

1 = 45/34*x^1 // : 45/34

34/45 = x^1

x = 34/45

x = 34/45

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