Answer:
Infinitely many solutions.
Step-by-step explanation:
5h - 5h = 0
0 = 0
It is the first choice. All you have to do is isolate A from 2A so you would divide by 2 and get A=bh/2
The unit price is 0.17 cents per pen.
The awnser is 16 times 2
equals 32