Emilio had $150 on a gift card he used the gift card to purchase 8 dvds. adam had $175 on a gift card and used the gift card to purcahse 10 of the same dvds that emilio purchased. they both have the same amount left on their gift card.

Question

Mathematics

Mariah Moody

24 August, 12:46

Emilio had $150 on a gift card he used the gift card to purchase 8 dvds. adam had $175 on a gift card and used the gift card to purcahse 10 of the same dvds that emilio purchased. they both have the same amount left on their gift card.

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Answers (1)

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Arely Scott · Answer 1

150 - 8d = 175 - 10d

-8d + 10d = 175 - 150

2d = 25

d = 25/2

d = 12.5 ... so each dvd costs 12.50

150 - 8 (12.5) = 150 - 100 = 50

175 - 10 (12.5) = 175 - 125 = 50

so they will each have 50 bucks left on their card