# What are the common factors of 12w and 15wz?

Dec 17, 2016

$3 w$

#### Explanation:

You can factor $12 w$ as $2 \times 2 \times \textcolor{red}{3} \times \textcolor{red}{w}$

You can factor $15 w z$ as $\textcolor{red}{3} \times 5 \times \textcolor{red}{w} \times z$

Common factors areL

$3 \times w$ or $3 w$