20/n-2=138

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Solution for 20/n-2=138 equation: 


D( n )

n = 0

n = 0

n = 0

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

20/n-2 = 138 // - 138

20/n-138-2 = 0

20*n^-1 = 140 // : 20

n^-1 = 7

-1 < 0

1/(n^1) = 7 // * n^1

1 = 7*n^1 // : 7

1/7 = n^1

n = 1/7

n = 1/7

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