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14-01-2017
Mathematics

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Lucy's family purchased one sweatshirt and 4 t-shirts for $110. Mark's family bought three sweat-shirts and 4 t-shirts for $200. Determine the cost of a t-shirt and a sweatshirt.

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SonArrays SonArrays

14-01-2017

t-shirt are 20 each and sweatshirt are 30

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