document.write( "Question 240740: The length of a certain rectangle is 3 cm greater than its width. If the width were doubled and the length were decreased by 1 cm, the new rectangle would have the same perimeter as the original. Find the dimensions of the original rectangle. \n" ); document.write( "
Algebra.Com's Answer #176412 by edjones(8007)\"\" \"About 
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L=w+3
\n" ); document.write( "P=2(w+w+3)=4w+6 replace L with w+3
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\n" ); document.write( "2nd rectangle:
\n" ); document.write( "2w
\n" ); document.write( "L-1=w+2
\n" ); document.write( "2(2w+w+2)=4w+6
\n" ); document.write( "6w+4=4w+6
\n" ); document.write( "2w=2
\n" ); document.write( "w=1 cm, L=4 cm
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\n" ); document.write( "Ed
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