12/2=7/m

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Solution for 12/2=7/m equation: 


D( m )

m = 0

m = 0

m = 0

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

12/2 = 7/m // - 7/m

12/2-(7/m) = 0

12/2-7*m^-1 = 0

-7*m^-1 = -6 // : -7

m^-1 = 6/7

-1 < 0

1/(m^1) = 6/7 // * m^1

1 = 6/7*m^1 // : 6/7

7/6 = m^1

m = 7/6

m = 7/6

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