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Mathematics, 21.06.2019 19:00
The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?
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Mathematics, 21.06.2019 20:30
Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?
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Mathematics, 22.06.2019 01:30
Ineed with question three. i don't understand how i'm supposed to achieve 3 marks.
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