Evaluate (x^-1)/-1

$\frac{x^{- 1}}{- 1}$

Move $x^{- 1}$ to the denominator using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{- x}$

Cancel the common factor of $1$ and $- 1$ .

Rewrite $1$ as $- 1 (- 1)$ .

$\frac{- 1 (- 1)}{- x}$

Move the negative in front of the fraction.

$- \frac{1}{x}$