Answer:
Step-by-step explanation:
What ??????? !.9:9..jdkKzksoq
15
Explanation: Plug in 9 into d which gives you 24-9. Making it 15.
She accumulated an average rate of 12 CDs each year. You find this by subtracting 47 from 83 which gives you 36, dividing it by 3, which gives you 12.