30/x=10/25

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Solution for 30/x=10/25 equation: 


D( x )

x = 0

x = 0

x = 0

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

30/x = 10/25 // - 10/25

30/x-(10/25) = 0

30/x-2/5 = 0

30*x^-1 = 2/5 // : 30

x^-1 = 1/75

-1 < 0

1/(x^1) = 1/75 // * x^1

1 = 1/75*x^1 // : 1/75

75 = x^1

x = 75

x = 75

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