Algebra Examples

$\frac{9}{c d} + \frac{5}{c}$

Step 1

To write $\frac{5}{c}$ as a fraction with a common denominator, multiply by $\frac{d}{d}$ .

$\frac{9}{c d} + \frac{5}{c} \cdot \frac{d}{d}$

Step 2

Multiply $\frac{5}{c}$ by $\frac{d}{d}$ .

$\frac{9}{c d} + \frac{5 d}{c d}$

Step 3

Combine the numerators over the common denominator.

$\frac{9 + 5 d}{c d}$