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4 votes
Harry drove for 4 hours on the freeway, then decreased his speed by 20 miles per hour and drove for 5 more hours on a country road. if his total trip was 368 miles, then what was his speed on the freeway

User Beverley
by
8.0k points

2 Answers

2 votes

Answer:

Y'all got nasty profile pictures! (UHH)

Explanation:

User Ddsultan
by
7.6k points
2 votes
4f+5c=485 miles
f=c+20

Substitute

4(c+20)+5=485
4c+80+5c=485
9c+80=485
9c=405
c=45 mph

f=45+20
f=65 mph.
User Maxthecat
by
7.7k points
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