137
Step-by-step explanation:
There were 16 packs of cola with 8 cans each, so that is 8 16 times, or 16 · 8.
16 · 8 = 128 cans
The amount of cans Maria brought is already given. All that's left is to add the amounts.
128 + 9 = 137
They brought 137 cans in all.
hope this helps!