Question

Austin has scored 31, 20, and 28 points in his three basketball games so far. How many points does he need to score in his next game so that his average (mean) is 25 points per game?

Answer 1

The answer is 21  

Answer 2

21

Explanation:

(31+20+28+x) ÷ 3

Combine Like Terms:

=31+20+28+x

=(x)+(31+20+28)

=x+79

Divide by 3

x=21