document.write( "Question 604906: the sum of 2 numbers is 12, and their product is 35. Find the numbers. \n" ); document.write( "
Algebra.Com's Answer #381476 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! \"the sum of 2 numbers is 12\" ---> x+y = 12 ---> y = 12-x\r \n" ); document.write( "\n" ); document.write( "----------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "\"their product is 35\" ----> xy = 35\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "xy = 35\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x(12-x) = 35\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-x^2 + 12x = 35\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-x^2 + 12x - 35 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x^2 - 12x + 35 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x - 7)(x - 5) = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x-7 = 0 or x-5 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 7 or x = 5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the two numbers are 5 and 7\r \n" ); document.write( "\n" ); document.write( "-------------------------------------------------------------------------------------------------------------- \n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Also, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Thank you\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jim \n" ); document.write( "-------------------------------------------------------------------------------------------------------------- \n" ); document.write( " \n" ); document.write( " |