14/20=49/n

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Solution for 14/20=49/n equation: 


D( n )

n = 0

n = 0

n = 0

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

14/20 = 49/n // - 49/n

14/20-(49/n) = 0

14/20-49*n^-1 = 0

-49*n^-1 = -7/10 // : -49

n^-1 = 1/70

-1 < 0

1/(n^1) = 1/70 // * n^1

1 = 1/70*n^1 // : 1/70

70 = n^1

n = 70

n = 70

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