A gym holds one 60-minute exercise class on Saturdays and several 45-minute classes during the week. Last week all of the classes lasted at a total of 285 minutes. Write an equation you can use to find the number of weekday classes.
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total time of classes = 285 min
Let the number of classes on week days = x
class time = 45min
on Saturday, class time = 60 min
According to the question
60 + 45x = 285
45x = 285 - 60
45x = 225
x = 225/45
x = 5
Number of weekday classes is 5.
Let the number of classes on week days = x
class time = 45min
on Saturday, class time = 60 min
According to the question
60 + 45x = 285
45x = 285 - 60
45x = 225
x = 225/45
x = 5
Number of weekday classes is 5.
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