Pre-Algebra Examples

$15 a^{2} + 5 a$

Step 1

Factor $5 a$ out of $15 a^{2}$ .

$5 a (3 a) + 5 a$

Step 2

Factor $5 a$ out of $5 a$ .

$5 a (3 a) + 5 a (1)$

Step 3

Factor $5 a$ out of $5 a (3 a) + 5 a (1)$ .

$5 a (3 a + 1)$

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