document.write( "Question 570898: Hope went shopping and found a pair of jeans that had been marked down four times. The purchase price was a combination of the mark downs. The jeans started at $49.99. The first mark down was 20%, that price was marked down 30%, the third mark down was 10%, and the final mark down was an additional 20%. How much were the jeans? \n" ); document.write( "

Algebra.Com's Answer #367849 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
Let $\"+p+\"$ = the original price
\n" ); document.write( "The 1st markdown makes the price
\n" ); document.write( " $\"+p+-+.2p+=+.8p+\"$
\n" ); document.write( "The 2nd markdown makes it
\n" ); document.write( " $\"+.8p+-+.3%2A.8p+=+.8p%2A%28+1+-+.3+%29+\"$
\n" ); document.write( " $\"+.8p%2A%28+1+-+.3+%29+=+.7%2A.8p+\"$
\n" ); document.write( " $\"+.7%2A.8p+=+.56p+\"$
\n" ); document.write( "The 3rd markdown makes it
\n" ); document.write( " $\"+.56p+-+.1%2A.56p+\"$
\n" ); document.write( " $\"+.56p%2A%28+1+-+.1+%29+\"$
\n" ); document.write( " $\"+.56%2A.9p+\"$
\n" ); document.write( " $\"+.504p+\"$
\n" ); document.write( "The 4th markdown makes it
\n" ); document.write( " $\"+.504p+-+.2%2A.504p+\"$
\n" ); document.write( " $\"+.504p%2A%28+1+-+.2+%29+\"$
\n" ); document.write( " $\"+.504%2A.8p+\"$
\n" ); document.write( " $\"+.4032p+\"$
\n" ); document.write( "given:
\n" ); document.write( " $\"+p+=+49.99+\"$
\n" ); document.write( " $\"+.4032%2A49.99+=+20.16+\"$
\n" ); document.write( "Hope bought the jeans for $20.16 \n" ); document.write( "

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