Answer:
I'm glad you asked!
Step-by-step explanation:
So let's do it step by step.
Already she has to pay $
for going in.
She has
whole pounds.
x
or 
Add $
and $
.

Now let's do $1.25 divided by 10.
$
divided by $

Now let's do
times 
x 
Now let's add 7.5 to 0.5

Answer:
14 chaperones, 49 students
Step-by-step explanation:
Answer: 384 or 528 depending if you have to add the interest he already earned
Step-by-step explanation:
so you have your two equations 3x+7=5x-23 and solve for x which is your "number" leaving the answer to be <u>x=15</u>