Rodrigo practiced the guitar 15 1/3 hours over the past 3 weeks. He practiced for 6 1/4 hours the first week and 4 2/3 hours the second week . How many hours did he practiced on the third week. Use numbers and symbols to write an equation that represents the problem and solve the equation.

1

Jawapan

2016-03-12T16:49:22+08:00
15 1/3 hours= 15 hours 20 minutes
6 1/4 hours= 6 hours 15 minutes (first week)
4 2/3 hours= 4 hours 40 minutes (second week)
x hours= (third week)


15h 20m = 6h 15m + 4h 40m + x hours

15h 20m = 10h 55m + x hours
x hours = 15h 20m - 10h 55m
x hours = 4h 25m #