0.2/0.5=8/x

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Solution for 0.2/0.5=8/x equation:


D( x )

x = 0

x = 0

x = 0

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

0.2/0.5 = 8/x // - 8/x

0.2/0.5-(8/x) = 0

0.2/0.5-8*x^-1 = 0

-8*x^-1 = -0.4 // : -8

x^-1 = 0.05

-1 < 0

1/(x^1) = 0.05 // * x^1

1 = 0.05*x^1 // : 0.05

20 = x^1

x = 20

x = 20

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