document.write( "Question 235338: please SOLVE and CHECK this algebra problem : \"the perimeter of a rectangle is 420 inches.The width is 4 inches less than the length.What is the length of the rectangle?\" \n" ); document.write( "
Algebra.Com's Answer #173386 by Stitch(470)![]() ![]() ![]() You can put this solution on YOUR website! The perimeter of a rectangle is equal to 2L + 2W \n" ); document.write( "Equation 1: \n" ); document.write( "Equation 2: \n" ); document.write( "Solution: \n" ); document.write( "Plug L-4 into equation 1 for W \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "The length of the rectangle is 107in.\r \n" ); document.write( "\n" ); document.write( "Check your answer: \n" ); document.write( "Plug 107 into equation 2 for L \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Now plug the answers for L and W into equation 1 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |