1/2=7/s

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Solution for 1/2=7/s equation: 


D( s )

s = 0

s = 0

s = 0

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

1/2 = 7/s // - 7/s

1/2-(7/s) = 0

1/2-7*s^-1 = 0

-7*s^-1 = -1/2 // : -7

s^-1 = 1/14

-1 < 0

1/(s^1) = 1/14 // * s^1

1 = 1/14*s^1 // : 1/14

14 = s^1

s = 14

s = 14

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