need help with depreciation calculations

A. Straight Line Depreciation - Variable Speed High Pressure Homgenizer #1: Acquired 1/1/2018. Cost is $135,000; salvage valus is $12,000, useful life is 5 years. 1. Show your computation to calculate the annual depreciation expense. Accumulated Depreciation Account Balance 2. Complete the following table: Annual Debit to Depreciation Year Expense and Credit to Accumulated Depreciation 2018 2019 2020 2021 2022 | B. Double Declining Balance Method - Variable Speed High Pressure Homgenizer #2: Acquired 1/1/2018. Cost is $135,000; salvage valus is $12,000. Useful life is 5 years. 1. Show your computation to calculate the annual depreciation expense. 2. Complete the following DDB table: Year Book Value Beg. Year DDB Rate Annual Depreciation Expense Accumulated Depreciation Balance Book Value End of Year 2018 2019 2020 2021 2022 10 Bonus Points if you submit your answer and table using MS Excel