31/x=20/8

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Solution for 31/x=20/8 equation: 


D( x )

x = 0

x = 0

x = 0

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

31/x = 20/8 // - 20/8

31/x-(20/8) = 0

31/x-5/2 = 0

31*x^-1 = 5/2 // : 31

x^-1 = 5/62

-1 < 0

1/(x^1) = 5/62 // * x^1

1 = 5/62*x^1 // : 5/62

62/5 = x^1

x = 62/5

x = 62/5

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