Dellroy Rentals Company faced the following situations.

1. journalize the adjusting entry needed at December 31,2020, for each situation. consider each fact separately. (record debits first, then credits. exclude explanations from any journal entries.

a. the business has interest expense of $3200 that it must pay early in January 2021.

b. interest revenue of $4500 has been earned but not yet received.

c. on july 1, 2020, when the business collected $13,000 rent in advance, it debited cash and credited unearned rent revenue. the tenant was paying for two years' rent.

d. salary expense is $5800 per day-- Monday thtough Friday-- and the business pays employees each Friday. This year, December 31 falls on a Thursday.

e. the un-adjusted balance of the supplies account is $2600. the total cost of supplies on hand is $1700.

f. equipment was purchased on January 1 of this year at a cost of $120,000. the equipment's useful life is 5 years. there is no residual value. record depreciation for this year and then determine the equipment's book value.