45/n=20/36

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Solution for 45/n=20/36 equation: 


D( n )

n = 0

n = 0

n = 0

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

45/n = 20/36 // - 20/36

45/n-(20/36) = 0

45/n-5/9 = 0

45*n^-1 = 5/9 // : 45

n^-1 = 1/81

-1 < 0

1/(n^1) = 1/81 // * n^1

1 = 1/81*n^1 // : 1/81

81 = n^1

n = 81

n = 81

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