Because the y value is the time it takes to complete 1 lap.
Answer:
Step By Step Explanation:
[ Step One ] Subtract 15 From Both Sides
[ Step Two ] Simplify
[ Step Three ] Subtract 4y From Both Sides
[ Step Four ] Simplify
[ Step Five ] Divide Both Sides By -2
[ Step Six ] Simplify
If she rode at the same speed it means the speed was same all the time. THis allows us to calculate average speed.
Average speed is defined by a formula:
We have:
distance = 33.48 miles
time = 2.7 hours
speed = ?