8-4/x=2.5

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Solution for 8-4/x=2.5 equation: 


D( x )

x = 0

x = 0

x = 0

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

8-(4/x) = 2.5 // - 2.5

8-(4/x)-2.5 = 0

8-4*x^-1-2.5 = 0

-4*x^-1 = -5.5 // : -4

x^-1 = 1.375

-1 < 0

1/(x^1) = 1.375 // * x^1

1 = 1.375*x^1 // : 1.375

0.72727273 = x^1

x = 0.72727273

x = 0.72727273

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