Exercise 4 Uses the table provided in the Excel sheet identified as "Exercise 2, 3, and 4" to analyze and indicate the effect of the following transactions on the expanded accounting equation. 0 Contabilidad Express is an accounting company operated by Orlando Rojas. At the end of April, the following transactions were recorded: Advertising expenses of $2,000 were paid. A purchase of office supplies was made on credit for $1,400. Services provided to customers on credit were billed for $5,000. A payment was received for a service rendered at the time for $1,800. A payment for services rendered on credit of $2,500 was received.