Marcus had a rope that was 75 filet long. He cut off part of the rope. After
that, the rope was 56 feet long.
If f = the number of feet Marcus cut off the rope, which mathematical
sentence expresses the information above?
A. 56 - f = 75
B. 75 - f= 56
C. 75+ f = 56
D. f- 75 = 56