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Emily was given a gift card for a coffee shop. Each morning, Emily uses the card to buy one cup of coffee. Each cup of coffee costs $2 and after buying 7 cups of coffee, the card had a $6 remaining balance. Write an equation for A (x), A (x), representing the amount money remaining on the card after buying xx cups of coffee.

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Answers (2)
  1. 6 May, 11:18
    0
    A (x) = 20 - 2x

    Step-by-step explanation:

    Initial anoiunt:

    6 + 7 (2) = 20

    A (x) = 20 - 2x
  2. 6 May, 11:37
    0
    A (x) = 2x + 6

    Step-by-step explanation:

    Step 1: Make an equation

    A (x) = 2x + 6

    A (7) = 2 (7) + 6

    A (7) = 14 + 6

    A (7) = 20

    This shows that the total that Emily had on the gift card was $20

    Answer: A (x) = 2x + 6
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