Which real-world situation can be modeled by the expression 14 – x? A. Robin sold x magazines, and Donna sold 14 fewer than Robin. B. Ella is 14 years old, and her brother Matthew is x years older than she is. C. Louis bought a T-shirt that cost $14.00, but he had a coupon for x dollars off. D. There are 14 guests at Gil’s birthday party, and each guest will take home x party favors.