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Mathematics 6 Online
OpenStudy (warriorz13):

At 6 a.m., the temperature was –12°C. By 9 a.m., the temperature had risen by 8°C. By noon, the temperature was double what the temperature had been at 9 a.m. What two operations do you need to use to find the temperature at noon? addition and subtraction addition and multiplication division and addition multiplication and subtraction

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