Answer:
See Below.
Explanation:
Quadratic Form:

Quadratic Formula:

Based on the information given from the question, we can deduce:
a = 1
b = 6
c = -5
Now we can substitute all these values into the formula to find x.

22/22-12/22= 10/22
Which can be simplified as 5/11
This would =65. any more questions feel free to ask :) happy to help out
Answer:
5.25 represents the cost of each radio
Step-by-step explanation:
Answer:
12?
Step-by-step explanation:
i might be wrong, but from what it looks like, it shows 3 sections and one is labeled 4.