5/x=20/8

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Solution for 5/x=20/8 equation: 


D( x )

x = 0

x = 0

x = 0

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

5/x = 20/8 // - 20/8

5/x-(20/8) = 0

5/x-5/2 = 0

5*x^-1 = 5/2 // : 5

x^-1 = 1/2

-1 < 0

1/(x^1) = 1/2 // * x^1

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

2 = x^1

x = 2

x = 2

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