Answer: Second group
Step-by-step explanation:
The first group the mean is 13
the second group the mean is 20
So its the second one !
Answer:
x= 0 or x= -3
Step-by-step explanation:
Please see attached picture for full solution.
Answer:
108
Step-by-step explanation:
Robin cleans 72 rooms in 6 days,
so he cleans 72 rooms / 6 days = 12 (rooms /day),
so 9 days he could clean (12 rooms / day) * (9 days) = 108 rooms
Answer:
glide reflection
Step-by-step explanation:
I hope this helps