ea systems entered into the following transactions during the month of august: 1. received $6,350 for services performed during august. 2. purchased $1,200 of supplies on account. 3. paid employee salaries of $3,280 for the first week of august. 4. paid $900 towards the previous purchase of supplies. required indicate whether each transaction increases, de- creases, or has no effect on assets, liabilities, and eq- uity. if a transaction affects equity, indicate whether the transaction affects revenues or expenses.