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March 27, 2017

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Justin had $49 before spending n dollars on Jeans. How much money remains? Translate to an algebraic expression

  • Math 116 - ,

    49 - n = ?

  • Math 116 - ,

    Let n^1=Dollar spend on Jeans
    Let n^2=Remaining money

    Now,49-n^1=n^2
    49=n^2+n^1
    49-n^1=n^2
    =49-n^1-n^2
    =49-2n
    2n=49
    n=49/2
    =$24.5

    therefore,The total money remains=$24.5
    The Money spend on jeans=$24.5

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