document.write( "Question 307964: the length of a rectangle is twice the width; the perimeter is 42 inches. find the width. \n" ); document.write( "
Algebra.Com's Answer #220236 by rfer(16322)\"\" \"About 
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2(2x)+2x=42
\n" ); document.write( "6x=42
\n" ); document.write( "x=7 in
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