You need 19 because the median would be the middle of 17 and 19 which would be 18
Answer:
The point of intersection indicates when Amilio and Kyree are on the same step.
Step-by-step explanation:
Amilio and Kyree are the same height at 3 seconds.
Answer: 2 2/10
Step-by-step explanation:
Answer: 
Work Shown:
I'm assuming your teacher wants you to factor as much as possible.

In the last step, I used the rule that 
We cannot factor any further. If the first term was
instead of
, then we could use the difference of squares factoring rule.