Carla vista co. sells office equipment on july 31, 2017, for $23,440 cash. the office equipment originally cost $75,410 and as of january 1, 2017, had accumulated depreciation of $40,990. depreciation for the first 7 months of 2017 is $3,720. prepare a tabular summary to (a) update depreciation to july 31, 2017, and (b) record the sale of the equipment. (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.)