Answer:
P = -Q + 2518 = -Q + 2518-25 = -Q-7 = -Q-7/-1 = -Q/-1Q = 7
Therefore, the store can expect to sell 7 new books if they will charge $18 for the new books.
192
Step-by-step explanation:
Trust me :)
P = 5.5x + 9
P = 5x + (0.3x + 24) + (0.2x - 15)
reduced