on July $12021$ Masood Company purchases equipment for $$30,000$ cash. the company uses straight$-$line depreciation. it estimates the equipment will have a $10$ year life. Masood company had a december $31$ year end $.$

a$.$ record the purchase of the equipment.

b$.$ calculate the amount of depreciation Masood company should record for the year of the equipment purchase.

c$.$ prepare the adjusting journal entry for the equipment at December $31,2021$