Answer:
10x=480 Â Â (x=48)
30 people must show up  for the total cost per person to be $16
Step-by-step explanation:
p= people
10p = 480 Â Â
($10 multiplied by the number of people) Â 10p
p = 48
 48 people bought $10 entrance
   $16 multiplied by the number of people  =16p Â
16p = 480
p = 30
 30 people must show up  for the total cost per person to be $16
 Â