document.write( "Question 1069510: A horse traveled 9 miles at an average speed of 15 mph. On the return trip it traveled 3 mph slower. How long did the return trip take? \n" ); document.write( "
Algebra.Com's Answer #684723 by Alan3354(69443)\"\" \"About 
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A horse traveled 9 miles at an average speed of 15 mph. On the return trip it traveled 3 mph slower. How long did the return trip take?
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\n" ); document.write( "9 miles at 12 mi/hr
\n" ); document.write( "d = r*t
\n" ); document.write( "t = d/r
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