Question

A company buys a copy machine for $10,500 and is represented by the ordered pair (0,10,500)
. After 5 years, it is worth $5,500 and is represented by the ordered pair (5,5,500)
. What will the machine be worth in 10 years?(1 point)
Responses

After 10 years, the copy machine is worth $10,500.
After 10 years, the copy machine is worth $10,500. - no response given

After 10 years, the copy machine is worth $9,500.
After 10 years, the copy machine is worth $9,500. - incorrect

After 500 years, the copy machine is worth $10.
After 500 years, the copy machine is worth $10. - no response given

After 10 years, the copy machine is worth $500.

Answer 1

Depreciation is linear. Slope = (5500 − 10500) / (5 − 0) = −1000 per year.
Value at 10 years = 10500 + (−1000)(10) = 500.
So after 10 years the machine is worth $500.