document.write( "Question 38962: The length of a picture is 4 feet less than twice its width. To frame it, 76 feet of framing are needed. Find the dimensions of the picture.\r
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document.write( "(This is not from a textbook) Thank you for your help. \n" );
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Algebra.Com's Answer #24411 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! Let w be the width. \n" ); document.write( "The length is 2w - 4. \n" ); document.write( "The perimeter, 76, is 2L + 2w, so we have \n" ); document.write( "P = 2L + 2w \n" ); document.write( "76 = 2(2w - 4) + 2w \n" ); document.write( "76 = 4w - 8 + 2w \n" ); document.write( "76 = 6w - 8 \n" ); document.write( "84 = 6w \n" ); document.write( "w = 14 \n" ); document.write( "L = 2w - 4 = 20 \n" ); document.write( " |