Mei Mei was given a gift card for a coffee shop. Each morning, Mei Mei uses the card to buy one cup of coffee. The original amount of money on the gift card was $15 and each cup of coffee costs $3. Make a table of values and then write an equation for A, in terms of x, representing the amount money remaining on the card after buying x cups of coffee.

Number of Cups of Coffee

0

1

2

3

Amount of Money Remaining on Card

15

12

9

6



Answer :

the amount of money on the card will be equal to whatever amount you started with, minus the costs of each coffee you buy.
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