4 basketballs
Explanation
Step 1
Ms. Banks divides 18 basketballs evenly among 3 bag
divide the 18 basketballs by 3 bags
[tex]\frac{18\text{ basketball}}{3\text{ bags}}=6\text{ basketaball per bag}[/tex]Step 2
now, she takes 2 from each bag, so
[tex]\begin{gathered} \text{total basketball per bag=6-2} \\ \text{total basketball per bag =4} \end{gathered}[/tex]Hence, the answer is 4 basketballs.
I hope this helps you
