i need the answer

a. Invested cash in business, $19,500. b. Bought office supplies for $4,500: $2,100 in cash and $2,400 on account. c. Paid one-year insurance premium, $1,400. d. Earned revenues totaling $3,300: $1,400 in cash and $1,900 on account. e. Paid cash on account to the company that supplied the office supplies in transaction (b), $2,050. f. Paid office rent for the month, $650. g. Withdrew cash for personal use, $100