document.write( "Question 121217: One day the temperature at 1 AM was 44 degrees F, and by 4 pm the temperature was 59 degrees F. What was the hourly rate of temperature change? \n" ); document.write( "
Algebra.Com's Answer #88986 by checkley71(8403)\"\" \"About 
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(59-44)/15=15/15=1 degree per hour. \n" ); document.write( "
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