document.write( "Question 588889: a motorcycle averages 40 mph. how long does it take to travel 20 miles? \n" ); document.write( "
Algebra.Com's Answer #374662 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"D=rt\" Start with the distance-rate-time formula.\r
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\n" ); document.write( "\n" ); document.write( "\"20=40%2At\" Plug in \"D=20\" and \"r=40\".\r
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\n" ); document.write( "\n" ); document.write( "\"20%2F40=t\" Divide both sides by 40 to isolate 't'.\r
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\n" ); document.write( "\n" ); document.write( "\"0.5=t\" Divide \"20%2F40\" to get \"0.5\".\r
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\n" ); document.write( "\n" ); document.write( "\"t=0.5\" Rearrange the equation.\r
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\n" ); document.write( "\n" ); document.write( "So it will take \"0.5\" hours (which is \"30\" minutes) to go \"20\" miles traveling at \"40\" mph.
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