84/m=7

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Solution for 84/m=7 equation: 


D( m )

m = 0

m = 0

m = 0

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

84/m = 7 // - 7

84/m-7 = 0

84*m^-1 = 7 // : 84

m^-1 = 1/12

-1 < 0

1/(m^1) = 1/12 // * m^1

1 = 1/12*m^1 // : 1/12

12 = m^1

m = 12

m = 12

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