Exercise 9-6 (Part Level Submission) Rottino Company purchased a new machine on October 1, 2017, at a cost of $135,000. The company estimated that the machine will have a salvage value of $20,500. The machine is expected to be used for 10,000 working hours during its 4-year life. (a) Your answer is correct. Compute the depreciation expense under straight-line method for 2017. (Round answer to 0 decimal places, e.g. 2,125.) 2017 Depreciation expense 7,156 SHOW SOLUTION SHOW ANSWER LINK TO TEXT Attempts: 1 of 3 used (b) Compute the depreciation expense under units-of-activity for 2017, assuming machine usage was 1,630 hours. (Round depreciation cost per unit to 2 decimal places, e.g. 0.50 and depreciation rate to 0 decimal places, e.g. 15%. Round final answer to 2 decimal places, e.g. 2,125.25.) 2017 Depreciation expenses