9/8=7/n

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Solution for 9/8=7/n equation: 


D( n )

n = 0

n = 0

n = 0

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

9/8 = 7/n // - 7/n

9/8-(7/n) = 0

9/8-7*n^-1 = 0

-7*n^-1 = -9/8 // : -7

n^-1 = 9/56

-1 < 0

1/(n^1) = 9/56 // * n^1

1 = 9/56*n^1 // : 9/56

56/9 = n^1

n = 56/9

n = 56/9

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