549/60=42.8/x

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Solution for 549/60=42.8/x equation: 


D( x )

x = 0

x = 0

x = 0

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

549/60 = 42.8/x // - 42.8/x

549/60-(42.8/x) = 0

549/60-42.8*x^-1 = 0

-42.8*x^-1 = -183/20 // : -42.8

x^-1 = 0.21378505

-1 < 0

1/(x^1) = 0.21378505 // * x^1

1 = 0.21378505*x^1 // : 0.21378505

4.67759556 = x^1

x = 4.67759556

x = 4.67759556

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