Clara goes miniature golfing. She Pays $7.50 for an admission ticket and $6.25 for each round she golfs. The total amount Clara pays for the admission and the number of rounds she golfs is $26.25. Which equation can be used to determine the number of rounds, x that Clara golfs?

A 6.25x + 7.50 = 26.25
B 6.25x - 7.50 = 26.25
C 7.50x + 6.25 = 26.25
D 7.50x - 6.25 = 26.25