document.write( "Question 1109802: Hi\r
\n" ); document.write( "\n" ); document.write( "tony hamid and helen had 48 dollars altogether. Tony had 10 dollars more than hamid and 14 dollars more than helen. When tony gave 2 dollar s to hamid and 6 dollars to helen, each of them had the same amount of money left.\r
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Algebra.Com's Answer #724748 by ikleyn(52777)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Tony + Hamid  + Helen  = 48\r\n" );
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document.write( "T    + (T-10) + (T-14) = 48\r\n" );
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document.write( "3T - 24 = 48  ====>  3T = 48 + 24 = 72  ====>  T = \"72%2F3\" = 24.\r\n" );
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document.write( "====>  Tony has 24 dollars.\r\n" );
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document.write( "       Hamid  has  24 - 10 = 14 dollars.\r\n" );
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document.write( "       Helen  has  24 - 14 = 10 dollars.\r\n" );
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document.write( "The problem is just solved.\r\n" );
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document.write( "The last condition  \". . . When Tony gave . . . \"  is UNNECESSARY and EXCESSIVE.\r\n" );
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document.write( "It is NOT USED in getting the solution. \r\n" );
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document.write( "The only thing you should check is whether this unnecessary condition contradicts the obtained solution.\r\n" );
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document.write( "Easy check (DO IT on your own !) shows that it does not contradict. \r\n" );
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document.write( "In opposite, this part of the solution is CONSISTENT with the obtained solution (fortunately !)\r\n" );
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document.write( "So, the obtained solution is valid !\r\n" );
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