document.write( "Question 909098: Find two numbers such that their difference is equal to their product and the sum of their reciprocal a is 5. \n" ); document.write( "
Algebra.Com's Answer #551585 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "two numbers, \"x\" and \"y\", such that their difference,\"x-y\" is equal to their product \"x%2Ay\"\r
\n" ); document.write( "\n" ); document.write( " so,\"x-y=xy\"...eq.1\r
\n" ); document.write( "\n" ); document.write( "and the sum of their reciprocal,\"1%2Fx\" and \"1%2Fy\", is \"5\".\r
\n" ); document.write( "\n" ); document.write( "so, \"1%2Fx%2B1%2Fy=5\" ....eq.2\r
\n" ); document.write( "\n" ); document.write( "start with \"x-y=xy\"...eq.1 and solve for \"x\"\r
\n" ); document.write( "\n" ); document.write( " \"x-xy=y\"
\n" ); document.write( "\"x%281-y%29=y\"
\n" ); document.write( "\"x=+y%2F%281-y%29+\"\r
\n" ); document.write( "\n" ); document.write( "plug it in eq.2\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"1%2Fx%2B1%2Fy=5\" ....eq.2\r
\n" ); document.write( "\n" ); document.write( "\"1%2F%28y%2F%281-y%29%29%2B1%2Fy=5\" ...solve for \"y\"\r
\n" ); document.write( "\n" ); document.write( "\"%281-y%29%2Fy%2B1%2Fy=5\"\r
\n" ); document.write( "\n" ); document.write( "\"%28%281-y%29%2B1%29%2Fy=5\"\r
\n" ); document.write( "\n" ); document.write( "\"%282-y%29%2Fy=5\"\r
\n" ); document.write( "\n" ); document.write( "\"2-y=5y\"\r
\n" ); document.write( "\n" ); document.write( "\"2=5y%2By\"\r
\n" ); document.write( "\n" ); document.write( "\"2=6y\"\r
\n" ); document.write( "\n" ); document.write( "\"2%2F6=y\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28y=1%2F3%29\"\r
\n" ); document.write( "\n" ); document.write( "now find \"x\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=+y%2F%281-y%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x=+%281%2F3%29%2F%281-1%2F3%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x=+%281%2F3%29%2F%282%2F3%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x=+%281%2A3%29%2F%283%2A2%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x=+%281%2Across%283%29%29%2F%28cross%283%29%2A2%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x=+1%2F2%29+\"\r
\n" ); document.write( "\n" ); document.write( "check:\r
\n" ); document.write( "\n" ); document.write( "\"x-y=xy\"...eq.1\r
\n" ); document.write( "\n" ); document.write( "\"1%2F2-1%2F3=%281%2F2%29%2A%281%2F3%29\"\r
\n" ); document.write( "\n" ); document.write( "\"1%2A3%2F2%2A3-1%2A2%2F3%2A2=1%2F6\"\r
\n" ); document.write( "\n" ); document.write( "\"3%2F6-2%2F6=1%2F6\"\r
\n" ); document.write( "\n" ); document.write( "\"%283-2%29%2F6=1%2F6\"\r
\n" ); document.write( "\n" ); document.write( "\"1%2F6=1%2F6\" ...
\n" ); document.write( "
\n" );