Which situation is best represented by the equation below?
x - 3.5 = 4.75
A. Alta had $4.75. She paid $3.50 for a snack and drink. What is x, the amount of money Alta has left?
B. Julia found a scarf with a sale price of $4.75 The discount was $3.50. What is x, the original price of the scarf.
C. Rocio drew a line segment that was 3.5 inches long. Renee drew a line segment that was 4.75 inches long. What is x, the difference in the lengths of the two line segments?
D. Ami completed a math problem in 3.5 minutes. Giovanni completed the same problem in 4.75 minutes. The time limit was 5 minutes. What is x, the difference in Ami's time and the time limit?