On September 1, 20X1, Zeta Corporation purchased a delivery van for $40,000 cash. The delivery van has an estimated useful life of 5 years and a residual value of $5,000. Using the straight-line method, calculate the depreciation expense for the year 20X1.

Additionally, Zeta Corporation made the following transactions during 20X1:

• October 15: Zeta Corporation spent $2,000 on vehicle maintenance to ensure proper functioning.
• December 1: Zeta Corporation purchased additional equipment for the delivery van for $5,000.

Furthermore, Zeta Corporation provided the following information regarding its financial statements for the year 20X1:

• September 1: Delivery van purchase for $40,000
• October 15: Vehicle maintenance for $2,000
• December 1: Additional equipment purchase for $5,000

Required:

• Calculate the total depreciation expense for the year 20X1 for the delivery van.
• Prepare the journal entries to record the delivery van-related transactions for Zeta Corporation during the year 20X1.