Question 3 of 20 2.88 / 5.75 Windsor Company purchased machinery on January 1, 2025, for $86,400. The machinery is estimated to have a salvage value of $8,640 after a useful life of 8 years. (a) Your answer is correct. Compute 2025 depreciation expense using the straight-line method. Depreciation expense $ 9,720 Attempts: 1 of 3 used (b) Compute 2025 depreciation expense using the straight-line method assuming the machinery was purchased on September 1, 2025. Depreciation expense $