Respuesta :
Answer:
Step-by-step explanation:
Alright, lets get started.
The cost of refrigerator is 850
The operating cost for 1 year = 62
So, for x years, the operating cost will be = [tex]62*x= 62x[/tex]
Average annual cost = purchase cost + operating cost
Average annual cost = [tex]850+62x[/tex]
So, the expression will be : [tex]850+62x[/tex] : Answer
Hope it will help :)