Answer:
B.)
9
Step-by-step explanation:
Hope this helps:)
Is it 5 cause you said 10 of 15 so 5 people left
D. You start out with $500, it does not use a variable, knocking out a and b. Also, you need at least the needed amount of money, so b or c cannot be the answer. This only leaves d.
6.5% = 0.065
45 x 1.065 = $47.93
38.43 - 1.29x
variable x represents the number of songs purchased