document.write( "Question 126446: The differance between two numbers is 15. When twice the smaller number is subtracted from three times the larger number, the difference is 58. What is the larger number? \n" ); document.write( "
Algebra.Com's Answer #92640 by praseenakos@yahoo.com(507)![]() ![]() You can put this solution on YOUR website! Question:\r \n" ); document.write( "\n" ); document.write( "The differance between two numbers is 15. When twice the smaller number is subtracted from three times the larger number, the difference is 58. What is the larger number?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer:\r \n" ); document.write( "\n" ); document.write( "Assume that the larger number is 'x' and the smaller number is 'y'\r \n" ); document.write( "\n" ); document.write( "It is given that, The differance between two numbers is 15\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> x-y = 15 -------(1)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> y = x-15 --------(2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "twice the smaller number = 2y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Three times the larger number = 3x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "When twice the smaller number is subtracted from three times the larger number, the difference is 58....means\r \n" ); document.write( "\n" ); document.write( "==> 3x - 2y = 58-------(3)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substitute the value, y = x-15 in the third equation...\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> 3x - 2(x-15) = 58\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> 3x - 2x + 30 = 58\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> x + 30 = 58\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "subtract 30 from both sides....\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> x + 30 - 30 = 58 - 30\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> x = 28\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the value of y = x - 15 = 28 - 15 = 13\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the larger number is 28 and the smaller number is 13\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hope you found the explanation useful.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Regards.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Praseena.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |