During 2018, Ct Company disposed of three different assets. On January 1, 2018, prior to the disposal of the assets, the accounts reflected the following: The machines were disposed of in the following ways: a. Machine A: Sold on January 1, 2018, for $7,200 cash. b. Machine B: Sold on April 1, 2018, for $8,500; received cash, $2,500, and a note receivable for $6,000, due on March 31,2019 , plus 6 percent interest. c. Machine C: Suffered irreparable damage from an accident on July 2, 2018. On July 10 , 2018, a salvage company removed the machine immediately at no cost. The machine was insured, and $18,000 cash was collected from the insurance company. Required: 1. Prepare journal entries related to the depreciation expense and disposal for each machine in 2018. (if no entry is required for a transaction/event, select "No journal entry required" in the first account field. Round the final answer to nearest whole dollar.)