Pre-Algebra Examples

$16 a - 4 a - 12 b$

Step 1

Subtract $4 a$ from $16 a$ .

$12 a - 12 b$

Step 2

Factor $12$ out of $12 a - 12 b$ .

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Step 2.1

Factor $12$ out of $12 a$ .

$12 (a) - 12 b$

Step 2.2

Factor $12$ out of $- 12 b$ .

$12 (a) + 12 (- b)$

Step 2.3

Factor $12$ out of $12 (a) + 12 (- b)$ .

$12 (a - b)$

$12 (a - b)$

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