Pre-Algebra Examples

$4 x - x^{2} + 3 x$

Step 1

Add $4 x$ and $3 x$ .

$- x^{2} + 7 x$

Step 2

Factor $- x$ out of $- x^{2} + 7 x$ .

Tap for more steps...

Step 2.1

Factor $- x$ out of $- x^{2}$ .

$- x (x) + 7 x$

Step 2.2

Factor $- x$ out of $7 x$ .

$- x (x) - x (- 7)$

Step 2.3

Factor $- x$ out of $- x (x) - x (- 7)$ .

$- x (x - 7)$

$- x (x - 7)$

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