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March 26, 2017

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A pen costs twice as much as a pencil. If Susan spends $ 1.50 for a pen and a pencil, how much does a pencil cost ?

  • Math - ,

    Let x = pencil price, then 2x = pen price.

    x + 2x = $1.50

    Solve for x.

  • Math - ,

    the answer is $0.75

  • Dewey math - ,

    First find the cost of pencils

  • Math - ,

    $0.50

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