Basic Math Examples

$- 24 n + 21$

Step 1

Factor $- 3$ out of $- 24 n$ .

$- 3 (8 n) + 21$

Step 2

Factor $- 3$ out of $21$ .

$- 3 (8 n) - 3 (- 7)$

Step 3

Factor $- 3$ out of $- 3 (8 n) - 3 (- 7)$ .

$- 3 (8 n - 7)$

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