I don't know why the RETAINED EARNING still wrong.

Exercise 7-21B Part 6 6. Record closing entries. (If no entry is required for a particular transaction/event, select "No Journal Entry Required" in the first account field.) View transaction list View journal entry worksheet No Date General Journal Credit January 31 Interest Revenue Debit 130 236,000 Sales Revenue 2 January 31 85,350 300 Retained Earnings Depreciation Expense Bad Debt Expense Salaries Expense Income Tax Expense Utilities Expense 5,580 65,600 10,600 18,100 a. Depreciation on the equipment for the month of January is calculated using the straight-line method. b. The company estimates future uncollectible accounts. The company determines $4,600 of accounts receivable on January 31 are past due, and 50% of these accounts are estimated to be uncollectible. The remaining accounts receivable on January 31 are not past due, and 3% of these accounts are estimated to be uncollectible. (Hint: Use the January 31 accounts receivable balance calculated in the general ledger.) c. Accrued interest revenue on notes receivable for January. d. Unpaid salaries at the end of January are $34,200. e. Accrued income taxes at the end of January are $10,600. Exercise 7-21B Part 6 6. Record closing entries. (If no entry is required for a particular transaction/event, select "No Journal Entry Required" in the first account field.) Required information Exercise 7-21B Complete the accounting cycle using long-term asset transactions (L07-4, 7-7) (The following information applies to the questions displayed below.) On January 1, Year 1, the general ledger of a company includes the following account balances: Credit Debit $ 60,300 28, 200 $ 3,800 Accounts Cash Accounts Receivable Allowance for Uncollectible Accounts Inventory Notes Receivable (5%, due in 2 years) Land Accounts Payable Common Stock Retained Earnings Totals 37,900 31,200 171,000 16,400 236,000 72,400 $328,600 $328,600 During January Year 1, the following transactions occur: January 1 Purchase equipment for $21,100. The company estimates a residual value of $3,100 and a five-year service life. January 4 Pay cash on accounts payable, $11,100. January 8 Purchase additional inventory on account, $98,900. January 15 Receive cash on accounts receivable, $23,600. January 19 Pay cash for salaries, $31,400. January 28 Pay cash for January utilities, $18,100. January 30 Sales for January total $236,000. All of these sales are on account. The cost of the units sold is $123,000