12/16=30/n

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Solution for 12/16=30/n equation: 


D( n )

n = 0

n = 0

n = 0

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

12/16 = 30/n // - 30/n

12/16-(30/n) = 0

12/16-30*n^-1 = 0

-30*n^-1 = -3/4 // : -30

n^-1 = 1/40

-1 < 0

1/(n^1) = 1/40 // * n^1

1 = 1/40*n^1 // : 1/40

40 = n^1

n = 40

n = 40

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