Question

A basketball team played six games. In those​ games, the team won by 7 ​points, lost by 12​, won by 8 ​, won by 11 ​, lost by 1 ​, and won by 5. What was the mean difference in game scores over the six​ games?

Answer 1

they won all together by 31 points and lost all together by 13 so 31-13=18