document.write( "Question 323042: Find the dimensions of a rectangle with a perimeter of 34 cm if the length is 4 cm less than two times the width \n" ); document.write( "
Algebra.Com's Answer #231272 by checkley77(12844)\"\" \"About 
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P=2L+2W
\n" ); document.write( "L=2W-4
\n" ); document.write( "34=2(2W-4)+2W
\n" ); document.write( "34=4W-8+2W
\n" ); document.write( "34=6W-8
\n" ); document.write( "6W=34+8
\n" ); document.write( "6W=42
\n" ); document.write( "W=42/6
\n" ); document.write( "W=7 cm. for the width
\n" ); document.write( "L=2*7-4
\n" ); document.write( "L=14-4
\n" ); document.write( "L=10 cm. for the length.
\n" ); document.write( "PROOF:
\n" ); document.write( "34=2*10+2*7
\n" ); document.write( "34=20+14
\n" ); document.write( "34=34
\n" ); document.write( "
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