equipment was acquired on january 1, 2019 at a cost of 170000 the equipment was originally estimated to have a salvage value of 24000 and as estimated life of 10 years depreciation has been recorded through deember 31, 2021 using the straight ined method . on january 1, 2022 the estimated salvage value was revised to 35000 and the usefu life was revised to a total of 8 years. prepare the journal entry to record depreciation expense for 2022