York Instruments completed the following transactions and events involving its machinery. 2016 Jan. 1 Paid $107,800 cash

Question:

York Instruments completed the following transactions and events involving its machinery.
2016
Jan. 1 Paid $107,800 cash plus $6,470 in sales tax for a new machine. The machine is estimated to have a six-year life and a $9,720 .
Dec. 31 Recorded annual straight-line depreciation on the machinery.
2017
Dec. 31 Due to new information obtained earlier in the year, the machine's estimated useful life was changed from six to four years, and the estimated was increased to $14,345. Recorded annual straight-line depreciation on the machinery.
2018
Dec. 31 Recorded annual straight-line depreciation on the machinery.
31 Sold the machine for $25,240 cash.
Required
Prepare journal entries to record these transactions and events.
Salvage Value
Salvage value is the estimated book value of an asset after depreciation is complete, based on what a company expects to receive in exchange for the asset at the end of its useful life. As such, an asset’s estimated salvage value is an important...