i understand it a little but but please help me fill in the blanks? i filed in what i thought to be correct

Required information Problem 3-32A Comprehensive problem: single cycle LO 3-1, 3-2, 3-3, 3-4 [The following information applies to the questions displayed below.) The following transactions pertain to Smith Training Company for Year 1: Jan. 30 Established the business when it acquired $45,000 cash from the issue of common stock. Feb. 1 Paid rent for office space for two years, $24,000 cash. Apr. 10 Purchased $3,200 of supplies on account. July 1 Received $24,000 cash in advance for services to be provided over the next year. 20 Paid $1,500 of the accounts payable from April 10. Aug. 15 Billed a customer $18,000 for services provided during August. Sept. 15 Completed a job and received $8,400 cash for services rendered. Oct. 1 Paid employee salaries of $12,000 cash. 15 Received $15,000 cash from accounts receivable. Nov. 16 Billed customers $42,000 for services rendered on account. Dec. 1 Paid a dividend of $15,000 cash to the stockholders. 31 Adjusted records to recognize the services provided on the contract of July 1. 31 Recorded $3,600 of accrued salaries as of December 31. 31 Recorded the rent expense for the year. (See February 1.) 31 Physically counted supplies; $280 was on hand at the end of the period. Required information Assets Cash $ Supplies Accounts receivable 39,900 280 45,000 $ 85,180 Total assets Liabilities Accounts payable Unearned revenue Salaries payable $ 1,700 12,000 3,600 ces $ 17.300 Total liabilities Stockholders' Equity Common stock $ 45,000 Total stockholders' equity Total liabilities and stockholders' equity 45,000 62.300 S Required information SMITH TRAINING COMPANY Statement of Cash Flows For the Year Ended December 31, Year1 Cash flow from operating activities: Received from customers $ 80,400 $ GA Net cash flow from operating activities Cash flow from investing activities Cash flows from financing activities 80,400 Net cash flow from financing activities 0 80.400 Ending cash balance $ 80 400