Algebra Examples

$\frac{2 r - 4}{r - 2}$

Step 1

Factor $2$ out of $2 r - 4$ .

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Step 1.1

Factor $2$ out of $2 r$ .

$\frac{2 (r) - 4}{r - 2}$

Step 1.2

Factor $2$ out of $- 4$ .

$\frac{2 r + 2 \cdot - 2}{r - 2}$

Step 1.3

Factor $2$ out of $2 r + 2 \cdot - 2$ .

$\frac{2 (r - 2)}{r - 2}$

$\frac{2 (r - 2)}{r - 2}$

Step 2

Cancel the common factor of $r - 2$ .

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Step 2.1

Cancel the common factor.

$\frac{2 (r - 2)}{r - 2}$

Step 2.2

Divide $2$ by $1$ .

$2$

$2$

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