document.write( "Question 254335: The area of a rectagle is 357cm2. The width of the rectangle is 4cm less than the length. What are the dimensions of the rectangle \n" ); document.write( "
Algebra.Com's Answer #186809 by checkley77(12844)\"\" \"About 
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W=L-4
\n" ); document.write( "AREA=WL
\n" ); document.write( "357=(L-4)L
\n" ); document.write( "357=L^2-4L
\n" ); document.write( "L^2-4L-357=0
\n" ); document.write( "(L-21)(L+17)=357
\n" ); document.write( "L-21=0
\n" ); document.write( "L=21 ANS. FOR THE LENGTH.
\n" ); document.write( "W=21-4=17 ANS. FOR THE WIDTH.
\n" ); document.write( "PROOF:
\n" ); document.write( "357=21*17
\n" ); document.write( "357=357
\n" ); document.write( "
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