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word problem(algebra)

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a shopkeeper bought 16 boxes of pens.each box contained m pens.10 pens were sold on the first day.
(a) how many pens were left after the first day?give ur answer in terms of m.
(b) if m=5,how many pens were left after the first day?

  • word problem(algebra) - ,

    a. Pt = 16boxes * m pens/box = 16m = Total # of pens bought.

    a. Bal. = 16m - 10.

    b. Bal. = 16*5 - 10 = 70 pens left.

  • word problem(algebra) - ,

    Boxes of pens = 16m
    Sold pens = 10

    A.) 16m - 10
    B.) 16(5) - 10

  • word problem(algebra) - ,

    Boxes of pens = 16m
    Sold pens = 10

    A.) 16m - 10
    B.) 16(5) - 10
    80 - 10
    = 70

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