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Mathematics, 09.07.2019 00:30, takaralocklear
What number must be added to 15, -6, and 12 to have a mean of 5?
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Answers: 1
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Mathematics, 21.06.2019 18:30, isabellacampos4586
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Mathematics, 21.06.2019 21:30, mandyangle01
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What number must be added to 15, -6, and 12 to have a mean of 5?...
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