5/2=20/m

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Solution for 5/2=20/m equation: 


D( m )

m = 0

m = 0

m = 0

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

5/2 = 20/m // - 20/m

5/2-(20/m) = 0

5/2-20*m^-1 = 0

-20*m^-1 = -5/2 // : -20

m^-1 = 1/8

-1 < 0

1/(m^1) = 1/8 // * m^1

1 = 1/8*m^1 // : 1/8

8 = m^1

m = 8

m = 8

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