Interstate Delivery Service is owned and operated by Katie Wyer. The following selected transaction were completed by Interstate Delivery Service during May:

1. Received cash from owner as additional investment, $18,000.

2. Paid advertising expense, $ 4,850.

3. Purchased supplies on account, $2,100.

4. Billed customers for delivery services on account, $14,700.

5. Received cash from customer on account, $8,200.

Indicate the effect of each transaction on the accounting equation elements ( Assets, Liabilities, Owners Equity, Drawing, Revenue, and Expense). Also indicate the specific item with the accounting equation element that is affected. To illustrate, the answer to (1) follows:

(1) Asset (Cash) increase by $18,000; Owners Equity (Katie Wyer, Capital) increase by $18,000.