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shortielynn

  • 3 years ago

the function w(x)=250x represents the number of words w(x) you can read in x minutes. how many words can you read in 8 minutes? use the function to find out how many words you can read in 6 mintues

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  1. slaaibak
    • 3 years ago
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    Hint: substitute x=8 and x=6 in the equation

  2. jim_thompson5910
    • 3 years ago
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    Replace every x with 8 to answer the question: "how many words can you read in 8 minutes?"

  3. jim_thompson5910
    • 3 years ago
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    w(x)=250x w(8)=250*8 w(8) = ???

  4. shortielynn
    • 3 years ago
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    2000?

  5. jim_thompson5910
    • 3 years ago
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    yep

  6. jim_thompson5910
    • 3 years ago
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    do the same for x=6

  7. shortielynn
    • 3 years ago
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    1500

  8. jim_thompson5910
    • 3 years ago
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    yep, so in 8 min, you can read 2000 words in 6 min, you can read 1500 words

  9. shortielynn
    • 3 years ago
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    thank you!

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