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It takes Nina 2 hours to proof a chapter of Hawkes Learning Systems' Intermediate Algebra book and it takes Bethany 9 hours. How long would it take them working together?
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Aline passes through 3,7 and 6,9 what equation represents the line
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Two numbers have a sum of 93. if one number is p, express the other number in terms of p.
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Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?
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It takes Nina 2 hours to proof a chapter of Hawkes Learning Systems' Intermediate Algebra book and i...
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