how can i fill net income??

i don't understand

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Account Number Account Title Adjusted Trial Balance Income Statement Debit Credit 101 106 $ 153 154 183 Balance Sheet and Statement of Owner's Equity Debit Credit 4.900 21,413 42,500 $ 17.085 30.000 11,417 2,612 2012 63.759 11,553 201 209 236 Debit Credit $ 4,900 21,413 42,500 $ 17,085 30,000 11,417 2,612 2,012 63,759 11,553 68,000 5,695 31,824 10,336 6,664 $164,885 $ 164.885 Cash Accounts receivable Trucks Accumulated depreciation --Trucks Land Accounts payable Salarios payable Uneamed revenue B. Planta, Capital B. Planta, Withdrawals Plumbing revenue Depreciation expense--Trucks Salaries expense Rent expense Miscellaneous expenses Totals Net income 301 302 403 $ 68,000 $ 611 622 640 677 5.695 31,824 10.336 6,664 54,519 68,000 110.366