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. The cost of supplies is 14,000.

Question

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.  The cost of supplies is 14,000. 
 
It says to use t-accounts
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.