Algebra Examples

$\frac{1}{x} - y$

Step 1

To write $- y$ as a fraction with a common denominator, multiply by $\frac{x}{x}$ .

$\frac{1}{x} - y \cdot \frac{x}{x}$

Step 2

Combine $- y$ and $\frac{x}{x}$ .

$\frac{1}{x} + \frac{- y x}{x}$

Step 3

Combine the numerators over the common denominator.

$\frac{1 - y x}{x}$