The right answer is 18.8333333... Or 18 7.5/9
To find how many miles per hour, we divide the number of miles hiked by the number of hours it took to hike them.
=15.12 miles ÷ 6.3 hours
=2.4 miles hiked per hour
Hope this helps! :)
Answer:
y=53x-7
Step-by-step explanation:
5x-3y=21
-3y=-5x+21
divide by 3
y=5/3x-7