64/x=8/21

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Solution for 64/x=8/21 equation: 


D( x )

x = 0

x = 0

x = 0

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

64/x = 8/21 // - 8/21

64/x-(8/21) = 0

64/x-8/21 = 0

64*x^-1 = 8/21 // : 64

x^-1 = 1/168

-1 < 0

1/(x^1) = 1/168 // * x^1

1 = 1/168*x^1 // : 1/168

168 = x^1

x = 168

x = 168

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