Schramel Advertising Company's trial balance at December 31 shows Supplies $7,600 and Supplies Expense $0. On December 31, there are $2,900 of supplies on hand. Prepare the adjusting entry at account. (Credit account titles are automatically indented when the amount is entered. Do not indent manually.) December 31, and using T-accounts, enter the balances in the accounts, post the adjusting entry, and indicate the adjust ed balance in each Dec. 31