## Introductory Algebra for College Students (7th Edition)

$\frac{9}{14}$
To divide fractions, multiply by the reciprocal of the divisor. Dividing two numbers with the same sign makes a positive quotient. -$\frac{1}{2}$$\div$(-$\frac{7}{9}$)=-$\frac{1}{2}$(-$\frac{9}{7}$)=$\frac{1\times9}{2\times7}$=$\frac{9}{14}$