document.write( "Question 1065077: Emilio drives home for college once a month. It takes him 4 and 1/3 h to make the 350-km trip. He drives at 60km/h for part of the trip and 90km/h for the rest of the way. Let x represent the distance Emilio drives at 60km/h and y represent the distance he drives awn 90km/h. a) write an equation for the total distance b) write an equation for the total time c) determine the distances that emilio drives at each speed. \n" ); document.write( "
Algebra.Com's Answer #680207 by josgarithmetic(39630)\"\" \"About 
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\"Let x represent the distance Emilio drives at 60km/h and y represent the distance he drives awn 90km/h\"
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document.write( "                SPEED        TIME           DISTANCE\r\n" );
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document.write( "Part1           60                          x\r\n" );
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document.write( "Part2           90                          y\r\n" );
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document.write( "Total                       \"4%261%2F3\"          350\r\n" );
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\n" ); document.write( "\n" ); document.write( "Fill in the missing time information.
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document.write( "                SPEED        TIME           DISTANCE\r\n" );
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document.write( "Part1           60           \"x%2F60\"               x\r\n" );
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document.write( "Part2           90           \"y%2F90\"               y\r\n" );
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document.write( "Total                       \"4%261%2F3\"          350\r\n" );
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\n" ); document.write( "\n" ); document.write( "\"system%28x%2By=360%2Cx%2F60%2By%2F90=4%261%2F3%29\"\r
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\n" ); document.write( "\n" ); document.write( "A couple of first-steps:\r
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\n" ); document.write( "\n" ); document.write( "\"x%2F60%2By%2F90=13%2F3\", LCD is 180.\r
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\n" ); document.write( "\n" ); document.write( "\"180%28x%2F60%29%2B180%28y%2F90%29=180%2813%2F3%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"3x%2B2y=780\"\r
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