Twenty-three-year-old 6317

The average age of the first five hockey players was 22 years. The coach replaced the twenty-three-year-old player with a younger one, which lowered the average age of the first five hockey players to 21 years. How old is the new player?

Correct answer:

x =  18

Step-by-step explanation:


5·22-23+x=5·21

x = 18


x = 18/1 = 18

x = 18

Our simple equation calculator calculates it.



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