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23 January, 00:21

Danielle is selling her handmade jewelry online yesterday she sold 2 bracelets and 4 necklaces for a profit of 118. today she made a profit of 132 by selling 4 bracelets and 4 necklaces how much profit does danielle earn from each piece

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  1. 23 January, 00:43
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    Yesterday:

    2b + 4n = 118

    Today:

    4b + 4n = 132

    132 - 118 = (4b + 4n) - (2b + 4n)

    14 = 2b

    b = 7

    2b + 4n = 118

    2*7 + 4n = 118

    4n = 118 - 14

    4n = 104

    n = 26

    Bracelet: 7

    Necklace: 26
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