Answer:
12 hours
Step-by-step explanation:
1.5 hours per day
1.5×6= 9 hours 6 days
21-9= 12 hours (guitar)
3mn (m+y)
= 3n + 3mny
226.2
32.5+42.9=75.4
75.4*3=226.2
226.2 is the answer.
7997.06 is the awnser to the question
x=46
subtract 13 from both sides
x=59-13=46