2.4/7.8=2/x

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Solution for 2.4/7.8=2/x equation: 


D( x )

x = 0

x = 0

x = 0

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

2.4/7.8 = 2/x // - 2/x

2.4/7.8-(2/x) = 0

2.4/7.8-2*x^-1 = 0

-2*x^-1 = -0.30769231 // : -2

x^-1 = 0.15384616

-1 < 0

1/(x^1) = 0.15384616 // * x^1

1 = 0.15384616*x^1 // : 0.15384616

6.49999974 = x^1

x = 6.49999974

x = 6.49999974

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