Question

simplify. express your answer u
$\frac{9r}{9r cdot r}$

Explanation:

Step1: Simplify denominator

$9r \cdot r = 9r^2$

Step2: Rewrite the fraction

$\frac{9r}{9r^2}$

Step3: Cancel common factors

Cancel $9r$ from numerator and denominator: $\frac{1}{r}$

Answer:

$\frac{1}{r}$