Transaction analysis using T-accounts

a.	The Supplies account had a balance of $4,800 at the beginning of the month and $6,400 at the end of the month. The cost of supplies purchased during the month was $15,600. Calculate the cost of supplies used during the month.
b.	Wages Payable had a balance of $11,600 at the end of the month. During the month, $56,000 of wages were paid to employees. Wages expense accrued during the month totaled $59,000. Calculate Wages Payable at the beginning of the month.

Required:

Solve for the missing amounts using a T-account for the balance sheet accounts in each situation. Assume that there is only one debit entry and one credit entry in the account during the month.