Answer:
B. 550 - 2x > 850 - 6x
Step-by-step explanation:
the fees in 1997 was $3088
fees in 2000 was $3292
average rate of increase= (3292-3088)/(2000-1997) = 204/3=68
so average rate of increase is $68 per year
Factored form: (x-5)(7x+5) ☺
John walks 0.6 miles in 1 hour.
Step-by-step explanation:
Distance walked by John = 3 miles
Time period = 5 hours
5 hours = 3 miles
Unit rate is the ratio of two measurements, in which one measurement is one, therefore,
1 hour = 

John walks 0.6 miles in 1 hour.
Keywords: ratio, distance
Learn more about distances at:
#LearnwithBrainly
You should be able to set up a proportion between the sides something like (18+x)/x=(56+21)/56