Not sure what you're asking. are you wanting to solve 5 ( a - b), where b equals those two things listed below? If that's the case, I can definitely help. If not, please clarify.
Wow OK so the first number I came to was 72 so that's
bagels 6x12=72
apples 8x9=72
cookies 12x6=72
juice boxes 9x8=72
72/4=18 so she could make their lunch for 18 days
Answer:
What is the missing section?
I will edit the answer after you tell me
Step-by-step explanation: