## Algebra: A Combined Approach (4th Edition)

a, -4 b. 9 c. $\frac{10}{63}$
a. $\frac{-32}{8}$ = -32 * \frac{1}{8} = -4 b. $\frac{-108}{-12} = -108 * \frac{1}{-12} = 9$ c. $-\frac{5}{7} \div (-\frac{9}{2}) = -\frac{5}{7} \times (-\frac{2}{9}) = \frac{10}{63}$