SOLUTION: There are N teams in a league & the number of games played is given by the polynomial n to the 2nd power minus n = N. A womens soft ball league had 9 teams. what is the total num

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: There are N teams in a league & the number of games played is given by the polynomial n to the 2nd power minus n = N. A womens soft ball league had 9 teams. what is the total num      Log On


   



Question 312665: There are N teams in a league & the number of games played is given by the polynomial n to the 2nd power minus n = N. A womens soft ball league had 9 teams. what is the total number of games played?
Answer by nyc_function(2741) About Me  (Show Source):
You can put this solution on YOUR website!
n^2 - n = N
Let N = 9
n^2 - n = 9
Can you take it from there?