Following are accounts and year-end adjusted balances of Cruz Company as of December 31. Number Account Title 101 Cash 126 Supplies 128 167 168 Prepaid insurance Equipment Accumulated depreciation-Equipment 307 Common stock 318 Retained earnings 319 Dividends 403 Services revenue 612 Depreciation expense-Equipment 622 Salaries expense 637 Insurance expense 640 652 Rent expense Supplies expense Totals Debit $ 19,000 Credit 13,000 3,000 24,000 $ 7,500 10,000 37,600 7,000 44,000 3,000 22,000 2,500 3,400 2,200 $ 99,100 $ 99,100 1. Prepare the December 31 closing entries. The account number for Income Summary is 901. 2. Prepare the December 31 post-closing trial balance. Note: The Retained Earnings account balance was $37,600 on December 31 of the prior year.