Answer:
The 15th day
Step-by-step explanation:
Violin Lessons - 3, 6, 9, 12, 15
Singing Lessons - 5, 10, 15
Landen will have violin and singing lessons on the fifteenth day.
Hope this helped! :)
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y=f(x)+g(x))
y=x³+g(x)
17 obtuse triangle
hope it helps
Answer: 7 x 3 = 21
29/28