Brief Exercise 11-7 Sheridan Company purchased a computer for $9,360 on January 1, 2016. Straight-line depreciation is used, based on a 5-year life and a $1,170 salvage value. In 2018, the estimates are revised. Sheridan now feels the computer will be used until December 31, 2019, when it can be sold for $585. Compute the 2018 depreciation. (Round answer to 0 decimal places, e.g. 45,892.) Depreciation expense, 2018 $