document.write( "Question 63754: The greenhouse I am building for my wife is 6 feet longer than it is wide. Write an algebraic expression for the perimeter if the length is expressed as X. If X equals 20, what is the perimeter? \n" ); document.write( "
Algebra.Com's Answer #44448 by praseenakos@yahoo.com(507)![]() ![]() You can put this solution on YOUR website! QUESTION:\r \n" ); document.write( "\n" ); document.write( "The greenhouse I am building for my wife is 6 feet longer than it is wide. Write an algebraic expression for the perimeter if the length is expressed as X. If X equals 20, what is the perimeter?\r \n" ); document.write( "\n" ); document.write( "ANSWER:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Given,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Length = x feet\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Width = x -6 (because length is 6 ft longer than width means, width is 6 feet shorter than length.)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Perimeter of a rectangle is = 2 ( length + width)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> perimeter = 2 ( x + x -6 )\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " = 2 ( 2x - 6 )\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " = 2* 2x - 2 * 6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " = 4x - 12\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If we denote perimeter by p, the algebraic expression for perimeter is,\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " p = 4x - 12\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "It is given that x = 20\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> p = 4 * 20 - 12\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " = 80 - 12\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " = 68\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "perimeter = 68 sqare feet.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hope you understood.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Regards,\r \n" ); document.write( "\n" ); document.write( "praseenakos@yahoo.co.in\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |