Posted by ssmomo on Saturday, November 28, 2009 at 9:06pm.
when michelle woke up esterday, the temperature was 72F. by the lunch time, the temperature had risen 15F. dinner time, it had fallen 22F. what was the temperature at dinner time?

math  MathMate, Saturday, November 28, 2009 at 9:28pm
72+1522 °F
= ?
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