Answer:
72.25663
Step-by-step explanation:
C=2πr=2·π·11.5≈72.25663
I will set it up and you finish.
Let a = adult
Let s = students
s = 2a
Here is your system of equations:
a + s = 366
s = 2a
Take it from here.
Answer:
63.78
Step-by-step explanation:
That should be the answer I hope you have a great day! I calculated a little, got that answer.
Answer:

Step-by-step explanation:

The first set of parentheses is unnecessary, so it can just be removed.

To remove the second set of parentheses, you must distribute the negative sign that is to its left. It changes every sign inside the parentheses.

Now you combine like terms.


Answer:
Truee
Step-by-step explanation: