Natalie bought 9 CDs to add to her collection.
A week later, half of all her CDs were lost during a move. There are now only 18 CDs left. How many CDs did she have in her original collection?

Respuesta :

Answer:

36 i think

Step-by-step explanation:

she lost half and she has 18 so multiply 18 by 2 u will get 36