# How do you evaluate the expression if x=3, y=6, and z=8 given  -xy/z?

$- \frac{9}{4}$
$- x \frac{y}{z} = - \frac{x y}{z}$
$\Rightarrow - \frac{3 \times 6}{8} = - \frac{18}{8} = - \frac{9}{4}$