A. A hockey coach bought 20 pucks for a total cost of $47.50. The pucks used for practice cost $2.00 each, and the pucks used for games cost $2.75 each. Write a linear system to model this situation:

b. How many of each type of puck did the coach purchase?
Practice pucks: Game pucks:

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x