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A coin contains 9 grams of nickel and 161616 grams of copper, for a total weight of 25 grams. What percentage of the metal in the coin is copper?
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Solve the compound inequality. graph your solution. 2x – 2 < –12 or 2x + 3 > 7 x < –5 or x > 5 x < –5 or x > 2 x < –12 or x > 2 x < –7 or x > 5
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A coin contains 9 grams of nickel and 161616 grams of copper, for a total weight of 25 grams.
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