Find the Average Rate of Change Illustrated in the Graph $- \$ 23,000$

Multiple Choice

Find the average rate of change illustrated in the graph.
-A school has just purchased new computer equipment for $23,000.00. The graph shows the depreciation of the equipment over 5 years. The point (0, 23,000) represents the purchase price and the point (5, 0) represents when
The equipment will be replaced. Find and interpret the average rate of change in cost per year.

A) $- \$ 23,000$ per year; the value of the equipment decreases by $\$ 23,000$ per year during these years.
B) - $\$ 4600$ per year; the value of the equipment decreases by $\$ 4600$ per year during these years.
C) $\$ 4600$ per year; the value of the equipment increases by $\$ 4600$ per year during these years.
D) $- \$ 18,400$ per year; the value of the equipment decreases by $\$ 18,400$ per year during these years.