document.write( "Question 1003705: Brian drives 117 miles to the city. On the drive back home, his average speed decreases by 6 miles per hour. \r
\n" ); document.write( "\n" ); document.write( "Write two equations (for time, in hours) to the city and back home where \"r\" is the average speed (in miles per hour) when driving to the city. \r
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Algebra.Com's Answer #620342 by josgarithmetic(39623) $\"\"$ $\"About$

You can put this solution on YOUR website!
RT=D travel rates rule\r
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document.write( "TO CITY      r        ()         117\r\n" );
document.write( "RETURN      r-6       ()         117\r\n" );
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\r
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\n" ); document.write( "\n" ); document.write( "Fill in the time cells.
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document.write( "TO CITY      r        117/r             117\r\n" );
document.write( "RETURN      r-6       117/(r-6)         117\r\n" );
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\r
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\n" ); document.write( "\n" ); document.write( " $\"T%5Bgoing%5D=117%2Fr\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"T%5Breturn%5D=117%2F%28r-6%29\"$ \n" ); document.write( "

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