document.write( "Question 1161279: Tom drove from Toronto to Owen sound, a distance of 550km. The trip took 7 hours. Tom drove at 70km/h for the part of the trip and at 85km/h for the remainder of the trip. How far did he drive at 70km/h?\r
\n" ); document.write( "\n" ); document.write( "much appreciated :)
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Algebra.Com's Answer #784795 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "                  SPEED        TIME      DISTANCE\r\n" );
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document.write( "partone            70           x         70x\r\n" );
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document.write( "parttwo            85          7-x       85(7-x)\r\n" );
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document.write( "TOTAL                           7         550\r\n" );
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\n" ); document.write( "\"70x%2B85%287-x%29=550\"
\n" ); document.write( "Simplify, and solve for x.
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