Problem 4-3A Taking the accounting cycle through the closing entries The unadjusted T-accounts of Byford Systems at December 31, 2017, and the related year- end adjustment data are given below. 2. Net income, $87,000 Cash Accounts Receivable Supplies Bal. 7,500 54,000 13,500 | Bal. Bal. Equipment 148,500 Accumulated Amortization-Equipment Accounts Payable Bal. Bal. Bal. 54,000 9,000 Salary Payable Unearned Service Revenue Note Payable, Long-term Bal. Bal. 7,500 90,000 T. Byford, Capital T. Byford, Withdrawals 93,000 Service Revenue Bal. 223,500 Bal. 54,000 Bal. Salary Expense 79,500 Supplies Expense Rent Expense Bal. Bal. 22,500 | Amortization Expense-Equipment Interest Expense 9,000 Insurance Expense Bal. Bal. 10,500|| Adjustment data at December 31, 2017, include the following a. Of the $7,500 balance of Unearned Service Revenue at the beginning of the year, all of it except $500 was earned during the year. b. Supplies still unused at year end, $3,000. c. Amortization for the year, $13,000. d. Accrued salary expense, $4,000. e. Accrued service revenue, $5,500. Required 1. Write the account data in the Trial Balance columns of a worksheet and complete the worksheet. Identify each adjusting entry by the letter corresponding to the data given. 2. Journalize the adjusting and closing entries. Incdlude explanations.