Tournament Time
Lake City High School is hosting a middle school basketball tournament. The number of
teams involved, x, is still unknown. However, the total number of games, g(x), is related to
the number of teams in the tournament. The relationship between the possible number
of teams and the total number of games played is shown in the table.
3
Teams, x Games, g(x)
2 1
3 2
4 3
5 4
6 5

Part A
Write a function that relates the number of teams to the total number of games
played.

Please explain how you got your answer thank you.