Pre-Algebra Examples

$- x - 4$

Step 1

Factor $- 1$ out of $- x$ .

$- (x) - 4$

Step 2

Rewrite $- 4$ as $- 1 (4)$ .

$- (x) - 1 (4)$

Step 3

Factor $- 1$ out of $- (x) - 1 (4)$ .

$- (x + 4)$

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