X is how much it costs for one hour, so when you multiply it by 3 1/2, you get the amount of money charged for 3 and a half hours.
Answer:
20.669
Step-by-step explanation:
44= 32 + 4h
44-32 = 4h
12 = 4h
h = 12/4
h = 3
Answer:
86
Step-by-step explanation:
=> 
=> 
=> 
=> 
=> 86