Please answer 9 and 10 I would appreciate it so much

9. Acme Metals buys a sheet metal press for $140,000. They estimate that it will be worth $96,250 in 5 years time. a. Set up a linear model for this situation. Identify your variables and assumptions clearly. b. If the model is correct, what is the machine worth after 2 years? How much value has it lost after 3 years? c. Evaluate your model. What is its largest possible domain of applicability? 10. Consider the following table of data and in each case decide if the data in the table represent a linear model. If a linear model, then find the point-slope equation for the data. If not a linear model, then explain why it is not