document.write( "Question 1090275: Willie left the hardware store and drove toward the town hall. Kathryn left one hour later driving 15mph faster in an effort to catch up to him. After two hours Kathryn finally caught up. Find Willie's average speed.\r
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Algebra.Com's Answer #704726 by josgarithmetic(39616) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "                   SPEED            TIME          DISTANCE\r\n" );
document.write( "WILLIE              r               2+1            d\r\n" );
document.write( "KATHRYN            r+15             2              d\r\n" );
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\n" ); document.write( "\n" ); document.write( "Catch-up distance was equal for both of them. Kathryn's time given.\r
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\n" ); document.write( "\n" ); document.write( " $\"system%283r=d%2C2%28r%2B15%29=d%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"3r=2%28r%2B15%29\"$
\n" ); document.write( " $\"3r=2r%2B30\"$
\n" ); document.write( " $\"highlight%28r=30%29\"$ \n" ); document.write( "

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