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algebra

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Abraham Lincoln, gettysburg address begins with the phrase (four score and seven years ago.) He was refering to a period of time that was 87 years long. How many years are represented by a score? is the answer 2 or is it 12.43

  • algebra -

    Well, if there are 4 scores and seven years in 87 years...
    4s+7=87, solve for s

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