20/(x-2)=5

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Solution for 20/(x-2)=5 equation: 


D( x )

x-2 = 0

x-2 = 0

x-2 = 0

x-2 = 0 // + 2

x = 2

x in (-oo:2) U (2:+oo)

20/(x-2) = 5 // - 5

20/(x-2)-5 = 0

20/(x-2)+(-5*(x-2))/(x-2) = 0

20-5*(x-2) = 0

30-5*x = 0

(30-5*x)/(x-2) = 0

(30-5*x)/(x-2) = 0 // * x-2

30-5*x = 0

30-5*x = 0 // - 30

-5*x = -30 // : -5

x = -30/(-5)

x = 6

x = 6

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