document.write( "Question 352291: a rectangle is three times as long as it is wide. If the perimeter is 104 feet, what are the length and width \n" ); document.write( "
Algebra.Com's Answer #251787 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! L=3W \n" ); document.write( "2L+2W=104 \n" ); document.write( "2*3W+2W=104 \n" ); document.write( "6W+2W=104 \n" ); document.write( "8W=104 \n" ); document.write( "W=104/8 \n" ); document.write( "W=13 FT. ANS. FOR THE WIDTH. \n" ); document.write( "L=3*13=39 FT ANS. FOR THE LENGTH. \n" ); document.write( "PROOF: \n" ); document.write( "2*39+2*13=104 \n" ); document.write( "78+26=104 \n" ); document.write( "104=104 \n" ); document.write( " \n" ); document.write( " |