document.write( "Question 989553: Hi - I'm trying to work through this Alegebra word problem:\r
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document.write( "\"In October 2011, Ed Carptenter won the Kentucky Indy 300 with a time of 01:42:02 for the 300-mi race. At one point, Carpenter was 20 mi closer to the finish than to the start. How far had Carpenter traveled at that point?\"\r
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document.write( "Here's what I thought:
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document.write( "300=x*102
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document.write( "300=102x
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document.write( "x=0.34 miles\r
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document.write( "Thanks. \n" );
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Algebra.Com's Answer #609846 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! \"In October 2011, Ed Carptenter won the Kentucky Indy 300 with a time of 01:42:02 for the 300-mi race. At one point, Carpenter was 20 mi closer to the finish than to the start. How far had Carpenter traveled at that point?\"\r \n" ); document.write( "\n" ); document.write( "Here's what I thought: \n" ); document.write( "300=x*102 \n" ); document.write( "300=102x \n" ); document.write( "x=0.34 miles\r \n" ); document.write( "\n" ); document.write( "================================= \n" ); document.write( "20 miles closer to the finish is 10 miles past the 1/2 way point. \n" ); document.write( "--> 160 miles done, 140 to go. \n" ); document.write( "============== \n" ); document.write( "Or the hard way: \n" ); document.write( "t = miles to go \n" ); document.write( "d = miles traveled \n" ); document.write( "---- \n" ); document.write( "d + t = 300 \n" ); document.write( "d - t = 20 \n" ); document.write( "================== Add \n" ); document.write( "2d = 320 \n" ); document.write( "c = 160 \n" ); document.write( " |