Algebra Examples

$\frac{3 x^{2} - 9 x}{x - 3}$

Step 1

Factor $3 x$ out of $3 x^{2} - 9 x$ .

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Step 1.1

Factor $3 x$ out of $3 x^{2}$ .

$\frac{3 x (x) - 9 x}{x - 3}$

Step 1.2

Factor $3 x$ out of $- 9 x$ .

$\frac{3 x (x) + 3 x (- 3)}{x - 3}$

Step 1.3

Factor $3 x$ out of $3 x (x) + 3 x (- 3)$ .

$\frac{3 x (x - 3)}{x - 3}$

$\frac{3 x (x - 3)}{x - 3}$

Step 2

Cancel the common factor of $x - 3$ .

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Step 2.1

Cancel the common factor.

$\frac{3 x (x - 3)}{x - 3}$

Step 2.2

Divide $3 x$ by $1$ .

$3 x$

$3 x$

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