Answer:
Total Cost = 1.05x
CD Player cost = 110*1.05 = $115.50
Step-by-step explanation:
Answer: x = 3
x + 9 = 12
x = 12 - 9
x = 3
6 STRATOVOLCANOES
5c-9h
1) 7c-4h-2c-5h
2) 5c-4h-5h
3) 5c-9h