91Ó°ÊÓ

In the following exercises, simplify.

$\frac{{\displaystyle \frac{5}{b^2-6b-27}}}{{\displaystyle \frac{3}{b+3}}+{\displaystyle \frac{1}{b-9}}}$

In the following exercises, simplify.

$\frac{{\displaystyle \frac{5}{c+2}}-{\displaystyle \frac{3}{c+7}}}{{\displaystyle \frac{5c}{c^2+9c+14}}}$

In the following exercises, simplify.

$\frac{{\displaystyle \frac{6}{d-4}}-{\displaystyle \frac{2}{d+7}}}{{\displaystyle \frac{2d}{d^2+3d-28}}}$

In the following exercises, simplify.

$\frac{2+{\displaystyle \frac{1}{p-3}}}{{\displaystyle \frac{5}{p-3}}}$

In the following exercises, simplify.

$\frac{{\displaystyle \frac{n}{n-2}}}{3+{\displaystyle \frac{5}{n-2}}}$

In the following exercises, simplify.

$\frac{{\displaystyle \frac{m}{m+5}}}{4+{\displaystyle \frac{1}{m-5}}}$

In the following exercises, simplify.

$\frac{7m+63}{5m+45}$

In the following exercises, simplify.

$\frac{7+{\displaystyle \frac{2}{q-2}}}{{\displaystyle \frac{1}{q+2}}}$

Simplify

In the following exercises, use either method.

$\frac{\frac{3}{4}−\frac{2}{7}}{\frac{1}{2}+\frac{5}{14}}$

Simplify

$\frac{{\displaystyle \frac{3}{4}}-{\displaystyle \frac{2}{7}}}{{\displaystyle \frac{1}{2}}+{\displaystyle \frac{5}{14}}}$