Martha lives with her husband in Los Angeles but works in San Diego. During the week she stays in a hotel in San Diego and eats in nearby restaurants. On weekends, she flies home to Los Angeles....

Martha lives with her husband in Los Angeles but works in San Diego. During the week she stays in a hotel in San Diego and eats in nearby restaurants. On weekends, she flies home to Los Angeles. During the year, Martha spent $5,000 for the hotel, and $2,000 for meals while in San Diego. Her airfare for travel between San Diego and Los Angeles was $2,500. What is Martha’s deduction for travel expenses?