Question

Tim bought 9 new baseball trading cards to add to his collection. The next day his dog ate half of his collection. There are now only 24 cards left. How many cards did Tim start with?

Answer 1

Answer:

Step-by-step explanation:

We have to use a equation.

X+9-1/2x=24

• X=Initial Cards

• 9 is adding new cards
• 1/2x is the half that the dog ate

• 24 because there now only 24 cards left.

x-1/2x=24-9

1/2x=15

x=(15)(2)

x=30

He started with 30 carda