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anonymous

  • one year ago

The table below shows the amount of money, in thousands of dollars, Amelia has saved after different numbers of years: Years (x) 1 2 3 4 5 6 Money (y) (thousands of dollars) 40 80 120 160 200 240 Identify the function that represents Amelia's savings and the amount that Amelia will have saved in 7 years. y = x + 40, in 7 years she will have saved $47,000 y = x + 240, in 7 years she will have saved $247,000 y = 40x, in 7 years she will have saved $280,000 y = 6x, in 7 years she will have saved $42,000

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  1. anonymous
    • one year ago
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    @Vocaloid

  2. Vocaloid
    • one year ago
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    first find the relationship between y and x

  3. anonymous
    • one year ago
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    how

  4. Vocaloid
    • one year ago
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    when x = 1, y = 40 when x = 2, y = 80 when x = 3, y = 120 do you see the pattern between x and y?

  5. anonymous
    • one year ago
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    40

  6. Vocaloid
    • one year ago
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    right, but we need to write it in terms of x and y y = __x fill in the blank

  7. anonymous
    • one year ago
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    40

  8. anonymous
    • one year ago
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    @Vocaloid

  9. Vocaloid
    • one year ago
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    so our complete expression is...?

  10. anonymous
    • one year ago
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    C

  11. Vocaloid
    • one year ago
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    right

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spraguer (Moderator)
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