document.write( "Question 319274: PLEASE HELP ME SOLVE THIS EQUATION: The sum of two numbers is 8.5 and their product is 18. Find the numbers?\r
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Algebra.Com's Answer #228600 by nyc_function(2741)![]() ![]() You can put this solution on YOUR website! a + b = 8.5\r \n" ); document.write( "\n" ); document.write( "a*b = 18\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "===========\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "a = 18/b\r \n" ); document.write( "\n" ); document.write( "18/b + b/1 = 8.5\r \n" ); document.write( "\n" ); document.write( "18 + b^2 = 8.5b\r \n" ); document.write( "\n" ); document.write( "b^2 - 8.5b + 18 = 0\r \n" ); document.write( "\n" ); document.write( "b = 4 and b = 4.5\r \n" ); document.write( "\n" ); document.write( "====================\r \n" ); document.write( "\n" ); document.write( "a + b = 8.5\r \n" ); document.write( "\n" ); document.write( "a + 4.5 = 8.5\r \n" ); document.write( "\n" ); document.write( "a = 8.5 - 4.5\r \n" ); document.write( "\n" ); document.write( "a = 4\r \n" ); document.write( "\n" ); document.write( "=====================\r \n" ); document.write( "\n" ); document.write( "In this question, a can be 4 or 4.5; the same numbers apply to b.\r \n" ); document.write( "\n" ); document.write( "The two numbers are 4 and 4.5.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |