document.write( "Question 183300: a rectangle is three times as long as it is wide. write and simplify an expression for the perimeter of the rectangle in the terms of the width \"w\". \n" ); document.write( "
Algebra.Com's Answer #137631 by edjones(8007)\"\" \"About 
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L=3w
\n" ); document.write( "2L+2w=P
\n" ); document.write( "2(3w)+2w=P substitute 3w for L.
\n" ); document.write( "6w+2w=P
\n" ); document.write( "8w=P
\n" ); document.write( ".
\n" ); document.write( "Ed
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