Kimmy has played video games 24 hours over the last 9 days. she played either 2 hours a day or 3 hours a day. during the 9 day period, how many days did kimmy play for two hours a day?

The number of days when Kimmy play for two hours a day is 3.

Step-by-step explanation:

Let the number of days when Kimmy play for two hours a day be x. So, the number of days when Kimmy play for three hours a day is 9-x.

It is given that Kimmy has played video games 24 hours over the last 9 days.

Subtract 27 from both the sides.

Therefore the number of days when Kimmy play for two hours a day is 3.