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Unformatted text preview: You plan to buy the calculators for $10 each and sell them for $16 each. How many calculators must be bought and sold each month in order for you to make money? Solve each compound inequality. Express the solution in interval notation. 4. 2x > 5x 15 and 7x 2x + 10 5. 3x + 2 5 or 5x 7 > 8...
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 Spring '08
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