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What is the standard of 15.50, 15.75, 13.15, 13.75, 17.50, 17.18, 16.05, 15.25, 15.80, 16.10, 17.80, 15.20, 18.01, 17.98, 15.68, 15.20, 18.01, 17.98, 15.68, 15.20, 17.40, 16.00, 15.15, 16.25

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Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN: 9780079039897
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