The fill in the blank options for the 4 boxes on the far left side of the summary are

1. Loss on disposal

2. Gain on disposal

3. Amortization expense

4. Research & development expense

5. Depreciation expense

Here are selected 2017 transactions of Riverbed Corporation. June value Sold a computer that was purchased on January 1, 2015. The computer cost $36,200 and had a useful life of 4 years with no salvage value. The computer was sold for $5.800 cash. Sold a delivery truck for $9,450 cash. The truck cost $24,300 when it was purchased on January 1, 2014, and was depreciated based on a 5-year useful life with a $4,200 salvage value. Dec. 31 Prepare a tabular summary to record all transactions described on the above dates. Update depreciation on assets disposed of, where applicable. Riverbed Corporation uses straight-line depreciation. (If a transaction causes a decrease in Assets, Liabilities or Stockholders' Equity, place a negative sign (or parentheses) in front of the amount entered for the particular Asset, Liability or Equity item that was reduced.) Assets = Liabilities + Cash - Accum. Depr. - Equip. = Common Stock + Jan. 1 $ June 30 Dec. 31 Stockholders' Equity Retained Earnings Expense Common Stock Dividend