document.write( "Question 1006469: A bag contains some silver balls and golden balls. If you remove one silver ball from the bag, 1/7 of the remaining balls in the bag are silver. If you remove 2 GOLDEN balls from the bag, 1/5 of the remaining balls in the bag are silver. How many balls are there in the bag at first?\r
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Algebra.Com's Answer #622590 by ikleyn(52781)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Mathematical model is the system of these two equations:\r\n" );
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document.write( "\"%28s-1+%2B+g%29%2F7\" = \"s-1\",\r\n" );
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document.write( "\"%28g-2+%2B+s%29%2F5\" = \"s\".\r\n" );
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document.write( "where s is the number of silver balls and g is the number of golden balls in the bag initially.\r\n" );
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document.write( "Could you solve it yourself?\r\n" );
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