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18 March, 01:42

Grace works as a salesperson at an electronics store and sells phones and phone accessories, and makes a fixed commission for each phone sale and a different fixed commission for each accessory sale. Yesterday Grace sold 18 phones and 21 accessories and made a total commission of $204. Today she sold 6 phones and 14 accessories and made a total commission of $82. Determine the price of each phone and the price of each accessory.

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  1. 18 March, 01:58
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    The commission for each phone is $9 and the commission for each accessory is $2.
  2. 18 March, 02:07
    0
    Commissions:

    Accessoriy: $2

    Phone: $9

    Step-by-step explanation:

    18p + 21a = 204

    6p + 14a = 82

    21a = 42

    a = 2

    p = [82 - 14 (2) ]/6 = 9
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