Answer:
15 miles
Step-by-step explanation:
Speed of John biking = 10 miles per hour
Time taken by John to travel the route = 1.5 hours
We know that
distance = speed * time
now that we know time and speed for John
we can distance by using the above formula
distance = 10 miles per hour* 1.5 hour = 15 Miles
Thus, the route was 15 miles long.
Step-by-step explanation
x + 2y = 15
3x + y = 15
yes that's it haha
2=y 5=x
its the answer of your question