Calculus Examples

$7 - \frac{3}{2 x}$

Step 1

To write $7$ as a fraction with a common denominator, multiply by $\frac{2 x}{2 x}$ .

$7 \cdot \frac{2 x}{2 x} - \frac{3}{2 x}$

Step 2

Combine $7$ and $\frac{2 x}{2 x}$ .

$\frac{7 (2 x)}{2 x} - \frac{3}{2 x}$

Step 3

Combine the numerators over the common denominator.

$\frac{7 (2 x) - 3}{2 x}$

Step 4

Multiply $7$ by $2$ .

$\frac{14 x - 3}{2 x}$