Jason is a used-car salesman who sells domestic and foreign cars. He earns $7,000 for each domestic car sold and loses $3,500 for each forelgn car sold. Due to certaln business commitments, Jason has to sell at least 10 foreign cars each month. He needs to make at least $17,000 each
month to cover his expenses. Which graph shows the number of cars he has to sell each month to at least cover his expenses?