Question
Seth has a total of 27 of white and gold pens. 13 of the white pens and half of the gold pens are new. How many of his gold pens are new if he has a total of 12 new pens?
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Seth has a total of 27 of white and gold pens. 13 of the white pens and half of the gold pens are new. How many of his gold pens are new if he has a total of 12 new pens?