document.write( "Question 401024: The Natchez Trace Parkway is a historical 444-mile route from Natchez, Mississippi, to Nashville, Tennessee. A couple drove the Trace in four days. Each day they drove 6 miles more than the previous day. How many miles did they drive each day? \n" ); document.write( "

Algebra.Com's Answer #283793 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"d\"$ = distance they drove the 1st day
\n" ); document.write( "1st day:
\n" ); document.write( " $\"d\"$
\n" ); document.write( "2nd day:
\n" ); document.write( " $\"d+%2B+6\"$
\n" ); document.write( "3rd day:
\n" ); document.write( " $\"d+%2B+12\"$
\n" ); document.write( "4th day:
\n" ); document.write( " $\"d+%2B+18\"$
\n" ); document.write( "given:
\n" ); document.write( " $\"d+%2B+d+%2B+6+%2B+d+%2B+12+%2B+d+%2B+18+=+444\"$
\n" ); document.write( " $\"4d+%2B+36+=+444\"$
\n" ); document.write( " $\"4d+=+408\"$
\n" ); document.write( " $\"d+=+102\"$
\n" ); document.write( " $\"d+%2B+6+=+108\"$
\n" ); document.write( " $\"d+%2B+12+=+114\"$
\n" ); document.write( " $\"d+%2B+18+=+120\"$
\n" ); document.write( "They drove 102 mi the 1st day,
\n" ); document.write( "108 miles the 2nd day
\n" ); document.write( "114 miles the 3rd day, and
\n" ); document.write( "120 miles the 4th day
\n" ); document.write( "check answer:
\n" ); document.write( " $\"102+%2B+108+%2B+114+%2B+120+=+444\"$
\n" ); document.write( " $\"444+=+444\"$
\n" ); document.write( "OK \n" ); document.write( "

\n" );