Answer:
maximum y=9 and x=0 but the minimum is infinite.
Step-by-step explanation:
2√5
Excluding the shipping fee -
23 - 4 = 19
For each book-
19/5
= $3.8
y+8=2(x-4)
y+8=2x-8
y=2x-16
D
9.6 is a floating-point number, therefore, not a integer.