Answer:
[tex]\large\boxed{\text{common fators:\ \boxed{2},\ \boxed{x},\ \boxed{y}}}[/tex]
Step-by-step explanation:
[tex]18xy=\boxed2\cdot3\cdot3\cdot \boxed{x}\cdot \boxed{y}\\\\32xyz=\boxed2\cdot2\cdot2\cdot2\cdot2\cdot\boxed{x}\cdot\boxed{y}\cdot z[/tex]
