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?