Je7dL3binSew
Je7dL3binSew Je7dL3binSew
  • 18-08-2016
  • Mathematics
contestada

write an expression to model the following situation: when rafa woke up, the temperature was –9°c. by noon, the temperature had increased by 7°c. what was the temperature at noon? a. –9 – 7 b. 9 7 c. –9 7 d. 9 – 7

Respuesta :

jj1232 jj1232
  • 29-08-2016
the answer is -9+7 because it INCREASED which means adding ( + ).
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