document.write( "Question 908283: The average cost of a 1 minute commercial on a leading network channel was $165,000 in the fall of 1999. This was a 6% decrease from the cost a year earlier. What was the cost of a 1 minute commercial on the channel in the fall of 1998? \n" ); document.write( "

Algebra.Com's Answer #550975 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+c+\"$ = the cost of a 1 min commercial in 1998
\n" ); document.write( " $\"+c+-+.06c+=+165000+\"$
\n" ); document.write( " $\"+.94c+=+165000+\"$
\n" ); document.write( " $\"+c+=+175531.91+\"$
\n" ); document.write( "The cost in the fall of 1998 was
\n" ); document.write( "$175,531.91 \n" ); document.write( "

\n" );