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3 October, 06:40

Agnes has 23 collectible stones, all of

which are labradorite crystals or galena

crystals. Labradorite crystals are worth

$20 each, while galena crystals are

worth $13 each. Agnes earns $439 by

selling her entire collection. How many

stones of each type did she sell?

+4
Answers (1)
  1. 3 October, 09:14
    0
    The answer is she sold 20 labradorite crytals and 3 galena crystals.

    Step-by-step explanation:

    First you times 20 x 20 and get 400 and then times 13 x 3 and get 39 and 400 plus 39 equals $439.
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Home » Mathematics » Agnes has 23 collectible stones, all of which are labradorite crystals or galena crystals. Labradorite crystals are worth $20 each, while galena crystals are worth $13 each. Agnes earns $439 by selling her entire collection.
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