Answer:
14n+p-6n=16p
8n+p=16p
8n=15p
This doesn't really make sense,but this is what I got
10 bags needed .......
10 windows
Step-by-step explanation:
2.5x2.5=6.25 then you would do 64 divided 6.25 to get 10.24 which would give you 10 whole windows.