Answer:
(4-1)•n=n•(4-1)
Step-by-step explanation:
It should equal each other so no matter what n equals it will equal each other :3
Answer:it the 3rd one
Step-by-step explanation:
I done this
Answer: 
Step-by-step explanation:
Given
Rami practices his saxophone for
hour on 4 day each week
So, for a week she practices around

Converting it into mixed fraction
