Answered

Rodrigo practiced playing the guitar for 15 1/3 hours over the past 3 weeks. He practiced for 6 1/4 hours during the first week and 4 2/3 hours during the second week. How much time did Rodrigo spend practicing during the third week? Use the numbers and symbols to write an equation that represents the problem. Then solve the equation.

Verified Answer :

apologiabiology

15  and 1/3-2 weeks is 3rd week
convert everybody to improper

15 and 1/3=15+1/3=45/3+1/3=46/3
6 and 1/4=6+1/4=24/4+1/4=25/4
4 and 2/3=4+2/3=12/3+2/3=14/3

so
46/3-25/4-14/3=
32/3-25/4=
times 32/3 by 4/4 and 25/4 by 3/3
128/12-75/12=
53/12
48/12+5/12=
4+5/12=
4 and 5/12 hours

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