How is algebra used in sports?

Answer 1

Statistics.

Answer 2

To name a few ways:

to determine the amount of supplies needed to run the concession stand (based on prior attendance stats)

to graph data and track trends collected from the competitions

to calculate budgets and determine whether a team is operating in the red (debt) or in the black (profit)

I hope this helps you

Answer 3

in horse racing, they use Algebra for the odds
in baseball, they use it to figure out how long it will take your team accumulatively to run the bases
they use it in running and figuring out averages