Algebra Examples

$\frac{a - 3 b}{a^{2} - 3 a b}$

Step 1

Factor $a$ out of $a^{2} - 3 a b$ .

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Step 1.1

Factor $a$ out of $a^{2}$ .

$\frac{a - 3 b}{a \cdot a - 3 a b}$

Step 1.2

Factor $a$ out of $- 3 a b$ .

$\frac{a - 3 b}{a \cdot a + a (- 3 b)}$

Step 1.3

Factor $a$ out of $a \cdot a + a (- 3 b)$ .

$\frac{a - 3 b}{a (a - 3 b)}$

$\frac{a - 3 b}{a (a - 3 b)}$

Step 2

Cancel the common factor of $a - 3 b$ .

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Step 2.1

Cancel the common factor.

$\frac{a - 3 b}{a (a - 3 b)}$

Step 2.2

Rewrite the expression.

$\frac{1}{a}$

$\frac{1}{a}$

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