Mathematics, 01.02.2021 20:40 Mani2019

In a game, Brian scored 6 points on his first move and 9 points on his second move. How many points must he score on his third move so that the average number of points for the 3 moves will be 12?

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In a game, Brian scored 6 points on his first move and 9 points on his second move. How many points...