The total cost in dollars, c, to purchase video games online can be found using the function c = 16.95x + 4.75, where x is the number of video games purchased. If at least 4 games but no more than 7 games are purchased online, what is the range of the function for this situation?
Responses
A {4, 5, 6, 7}{4, 5, 6, 7}
B 72.55 ≤ c ≤ 123.5072.55 ≤ c ≤ 123.50
C {72.55, 89.50, 106.45 ,123.40}{72.55, 89.50, 106.45 ,123.40}
D 4 ≤ x ≤ 7