Basic Math Examples

$\frac{r}{r - 5} - \frac{5}{r - 5}$

Step 1

Combine the numerators over the common denominator.

$\frac{r - 5}{r - 5}$

Step 2

Cancel the common factor of $r - 5$ .

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Step 2.1

Cancel the common factor.

$\frac{r - 5}{r - 5}$

Step 2.2

Rewrite the expression.

$1$