21/x=15/33

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Solution for 21/x=15/33 equation: 


D( x )

x = 0

x = 0

x = 0

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

21/x = 15/33 // - 15/33

21/x-(15/33) = 0

21/x-5/11 = 0

21*x^-1 = 5/11 // : 21

x^-1 = 5/231

-1 < 0

1/(x^1) = 5/231 // * x^1

1 = 5/231*x^1 // : 5/231

231/5 = x^1

x = 231/5

x = 231/5

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