a. M&R Company provided $2,900 in services to customers in December, which are not yet recorded. Those customers are expected to pay the company in January following the company's year-end. b. Wage expenses of $1,900 have been incurred but are not paid as of December 31. c. M&R Company has a $5,900 bank loan and has incurred (but not recorded) 8% interest expense of $472 for the year ended December 31. The company will pay the $472 interest in cash on January 2 following the company's year-end. d. M&R Company hired a firm that provided lawn services during December for $590. M&R will pay for December lawn services on January 15 following the company's year-end. e. M&R Company has earned $290 in interest revenue from investments for the year ended December 31. The interest revenue will be received on January 15 following the company's year-end. f. Salary expenses of $990 have been earned by supervisors but not paid as of December 31. For each of the above separate cases, analyze each adjusting entry by showing its effects on the accounting equation-specifically, identify the accounts and amounts (including (+) increase or (-) decrease) for each transaction or event. a. b. C. d. e. f. Assets = = = = Liabilities Equity + + +