Question 17 (3 points) Saved Andy's Advertising Ltd's unadjusted balance in its Office Supplies account was $785. A count of the supplies on December 31 revealed a balance remaining balance of $510 REQUIRED: a Calculate the amount of office supplies used at December 31 b. Prepare the adjusting journal entry required at December 31 Format B I UA oHo OC + ... a. The amount of supplies used = $ 6. The adjusting journal entry GENERAL JOURNAL ACCOUNT TITLES AND DEBIT CREDIT DATE EXPLANATION