Question

Please answer this question. I only want the explanation!!!!!! PLEASE help me on b)

Answer 1

70

Explanation:

let x be the score of the fifth game.

→The statement “After the fifth game the mean increased to 50” can be translated mathematically into this equation:

`(180+x)/(5) =50`

⇔ 180 + x = 5 × 50

⇔ 180 + x = 250

⇔ x = 250 - 180

⇔ x = 70