Pre-Algebra Examples

$20 a + 20 b$

Step 1

Factor $20$ out of $20 a$ .

$20 (a) + 20 b$

Step 2

Factor $20$ out of $20 b$ .

$20 (a) + 20 (b)$

Step 3

Factor $20$ out of $20 (a) + 20 (b)$ .

$20 (a + b)$

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