document.write( "Question 351019: One day, the temperature at 1:00 a.m. was 42 degrees farenheit, and by 1:00 p.m. the temperature was 54 degrees farenheit. What was the hourly rate of temperature change? \n" ); document.write( "

Algebra.Com's Answer #250909 by Alan3354(69443) $\"\"$ $\"About$

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The change in temp = 12 degs
\n" ); document.write( "It took 12 hours.
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