15/x=14/21

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Solution for 15/x=14/21 equation: 


D( x )

x = 0

x = 0

x = 0

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

15/x = 14/21 // - 14/21

15/x-(14/21) = 0

15/x-2/3 = 0

15*x^-1 = 2/3 // : 15

x^-1 = 2/45

-1 < 0

1/(x^1) = 2/45 // * x^1

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

45/2 = x^1

x = 45/2

x = 45/2

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