document.write( "Question 1080467: Duncan traveled to a city 190 miles from his home to attend a meeting. Due to car trouble, his average speed returning was 12 mph less than his speed going. If the total time for the round trip was 7 hours, at what rate of speed did he travel to the city? \n" ); document.write( "

Algebra.Com's Answer #694582 by josgarithmetic(39625) $\"\"$ $\"About$

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( "GOING          r          190/r       190\r\n" );
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document.write( "RETURN        r-12        190/(r-12)  190\r\n" );
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document.write( "TOTAL                       7\r\n" );
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\n" ); document.write( "\n" ); document.write( "Solve the equation for sum of times, $\"190%2Fr%2B190%2F%28r-12%29=7\"$ . \n" ); document.write( "

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