The following transactions were completed by the company. a. The owner invested $15,000 cash in the company in exchange for its common stock. b. The company purchased supplies for $500 cash. c. The owner invested $10,000 of equipment in the company in exchange for more common stock, d. The company purchased $200 of additional supplies on credit. e. The company purchased land for $9,000 cash. Required: Enter the impact of each transaction on individual items of the accounting equation. (Enter decreases to account balances with a minus sign.)