-105/21=53/n

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Solution for -105/21=53/n equation: 


D( n )

n = 0

n = 0

n = 0

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

-105/21 = 53/n // - 53/n

-(53/n)-105/21 = 0

-53*n^-1-105/21 = 0

-53*n^-1 = 5 // : -53

n^-1 = -5/53

-1 < 0

1/(n^1) = -5/53 // * n^1

1 = -5/53*n^1 // : -5/53

-53/5 = n^1

n = -53/5

n = -53/5

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