document.write( "Question 486872: The length of a rectangle is 3 cm greater than its width. The perimeter is 24 cm. Find the dimensions of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #332831 by checkley79(3341)\"\" \"About 
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Perimeter=2L+2W
\n" ); document.write( "L=W+2
\n" ); document.write( "24=2(W+2)+2W
\n" ); document.write( "24=2W+4+2W
\n" ); document.write( "24-4=4W
\n" ); document.write( "20=4W
\n" ); document.write( "20/4=W
\n" ); document.write( "5=W ANS. FOR THE WIDTH
\n" ); document.write( "L=5+2=7 ANS. FOR THE LENGTH.
\n" ); document.write( "PROOF:
\n" ); document.write( "24=2*7+2*5
\n" ); document.write( "24=14+10
\n" ); document.write( "24=24\r
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