Answer:
So, this week Linda will to practice 63 hours.
Best regards
Step-by-step explanation:
9 hours * 7 day/week
Answer: x = 17/9
Step-by-step explanation: Lets solve for x.
9x - 5 = 12
9x - 5 + 5 = 12 + 5
9x = 17
9x/9 = 17/9
x = 17/9
r=C
2π