Ariel has 19 more CDs than her sister Tiffany has. victor has 3 times as many CDs as Ariel has. Which expression can be used to show how many CDs the three have in total?
First decide who has the smallest number of CD's.
Victor has more than Ariel, who has more than Tiffany.
Let the number of Tiffany's CD's be
Victor has 3 times as many ans Victor:
The number od CDs they have together is: