Pre-Algebra Examples

$f (x) = \frac{3 x - 12}{x + 2}$

Step 1

Rewrite the function as an equation.

$y = \frac{3 x - 12}{x + 2}$

Step 2

Factor $3$ out of $3 x - 12$ .

Tap for more steps...

Step 2.1

Factor $3$ out of $3 x$ .

$y = \frac{3 (x) - 12}{x + 2}$

Step 2.2

Factor $3$ out of $- 12$ .

$y = \frac{3 x + 3 \cdot - 4}{x + 2}$

Step 2.3

Factor $3$ out of $3 x + 3 \cdot - 4$ .

$y = \frac{3 (x - 4)}{x + 2}$

$y = \frac{3 (x - 4)}{x + 2}$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$