<span>measuring the heights of every fiftieth person on the school roster to determine the average heights of the boys in the school
wrong as should be boys only
</span><span>calling every third person on the soccer team’s roster to determine how many of the team members have completed their fundraising assignment
is the ans</span>
Answer:
Step-by-step explanation:

multiply by
on each side

add 1 on both sides 
make it equal 0

Factor

answer is 3 and -1
Answer: 5/4
Step-by-step explanation: