32.50,
<span>45.50 - 39 = 6.50 (the cost of one movie channel) </span>
<span>39 - 6.50 = 32.50 (the cost of cable without any movie channels) </span>
<span>Proof </span>
<span>32.50+6.50+6.50 = 45.50 </span>
Answer: C
Step-by-step explanation:
is dotted and shaded below, so it represents 
.
Also, 
is shaded above, so it represents 
.
400,000,000 + 30,000,000 + 200,000 + 90,000 +100
Substitute answers in, a = 3 and b = 2.
(3^2 - 2^2)/(3+2)
= (9-4)/5
= 5/5
= 1
