Transactions for the Kelp Company for the month of July are presented below.

1. Issued 2-year long-term note to borrow $36,000 cash from the bank.

2. Purchased office supplies on account for $800.

3. Purchased equipment costing $15,000 for $4,500 cash and the remainder on credit.

4. Paid $3,000 for a one-year insurance policy.

5. Billed a customer for $4,000 for services previously performed.

6. Paid wages to employees for $2,500.

Journalize each transaction and identify each transaction by number.