document.write( "Question 758172: Suppose that the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 80 inches. the formula for the perimeter of a rectangle is P=2L+2W
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document.write( "Set up an equation for the perimeter involving only l the length of the rectangle \n" );
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Algebra.Com's Answer #461365 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! Suppose that the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 80 inches. the formula for the perimeter of a rectangle is P=2L+2W \n" ); document.write( "Set up an equation for the perimeter involving only l the length of the rectangle \n" ); document.write( ". \n" ); document.write( "Let L = length \n" ); document.write( "then \n" ); document.write( "L-5 = width \n" ); document.write( ". \n" ); document.write( "given: \n" ); document.write( "P=2L+2W \n" ); document.write( "substitute our data: \n" ); document.write( "80 = 2L+2(L-5)\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |