Answer:
The cost of 9 CD's is $125.91.
Step-by-step explanation:
The distributive property can be described as:
Here given is that the cost of 1 CD is $13.99
We can write this cost as =
And the cost of 9 CD's can be calculated as:
Further solving this we get
= dollars
Therefore, the cost of 9 CD's is $125.91.