Y= -6 might be the answer idk
You need to know the difference between seven 11gal buckets, and seven 8gal buckets.

but that sounds like a lot of math, lets make it simpler.
Answer:
600
Step-by-step explanation:
-7+3+6-2-5. = -5. /5. = -1. That means that they lost $1 a day
IT WOULD BE "D" I BELIEVE
HOPE IM RIGHT AND THIS HELPS