Problem 3-9 Travel Expenses (LO 3.4) Joan is a self-employed attorney in New York City. Joan took a trip to San Diego, CA, primarily for business, to consult with a client and take a short vacation. On the trip, Joan incurred the following expenses: Airfare to and from San Diego $ 478 Hotel charges while on business 340 Meals while on business 260 Car rental while on business (she drove 240 miles) 110 Hotel charges while on vacation 460 Meals while on vacation 290 Car rental while on vacation 180 Total $2,118 Calculate Joan's travel expense deduction for the trip, assuming the trip was made in 2017.