22/40=14/x

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Solution for 22/40=14/x equation: 


D( x )

x = 0

x = 0

x = 0

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

22/40 = 14/x // - 14/x

22/40-(14/x) = 0

22/40-14*x^-1 = 0

-14*x^-1 = -11/20 // : -14

x^-1 = 11/280

-1 < 0

1/(x^1) = 11/280 // * x^1

1 = 11/280*x^1 // : 11/280

280/11 = x^1

x = 280/11

x = 280/11

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