15/x=126/210

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Solution for 15/x=126/210 equation: 


D( x )

x = 0

x = 0

x = 0

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

15/x = 126/210 // - 126/210

15/x-(126/210) = 0

15/x-3/5 = 0

15*x^-1 = 3/5 // : 15

x^-1 = 1/25

-1 < 0

1/(x^1) = 1/25 // * x^1

1 = 1/25*x^1 // : 1/25

25 = x^1

x = 25

x = 25

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