Sorter Company purchased equipment for $360,000 on January 2, 2019. The equipment has an estimyted service Ife of 8 years and an estimated residual value of $36,000. Required: Compute the depreciation expense for 2019 under each of the following methods: 1. Straight-line: 5 2. Surti-of-the-yeats'-digits: 5 3. Double-decilining-balance: if 4. Depreciation causes the book value of the assets to bach period