Answer:
Debit Office supplies, $500; credit Accounts payable, $500.
Step-by-step explanation:
Purchase of supplies on credit will increase the supplies and increase the account payable balance as well. Supplies account is an asset account therefore it has debit balance and Account payable is a liability account so it has credit balance. To reflect the event following Journal entry is recorded.
Debit Office supplies $500
Credit Accounts payable $500