Answer:let
Length =L
Width =W
L=5W
Perimeter(p)=2L+2W
P=10W+2W
84=12W
Divide both sides by 12
W=7m
L=5*7=35m
Hence, the length and width are 35m and 7m respectively
Step-by-step explanation:
Answer:
A.
Step-by-step explanation:

Answer:
B
Step-by-step explanation:
For plan A you would pay $60 for at least one visit but for plan B it would be $40 for one visit
Only one that would make sense is 1/12