(7c-18)-2c> 0
-(5c-18)> 0
-5c+18> 0
-18 -18
-5c> -18
c...
Mathematics, 17.10.2019 13:10 mia7791
(7c-18)-2c> 0
-(5c-18)> 0
-5c+18> 0
-18 -18
-5c> -18
c< 18/5
how to simplify
Answers: 2
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Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?
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