A rectangular flower bed is 4 times as long as it is wide. If the flower bed were 5 feet shorter and 4 feet wider, it would be a square. Which option could be the length of the flower bed?
A.7 feet
B.8 feet
C.9 feet
D.10 feet
E.12 feet
我的答案:
A rectangular flower bed is 4 times as long as it is wide. If the flower bed were 5 feet shorter and 4 feet wider, it would be a square. Which option could be the length of the flower bed?