Question
Warren has a total of 42 of white and red markers. 13 of the white markers and half of the red markers are new. How many of his red markers are new if he has a total of 18 new markers?
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Warren has a total of 42 of white and red markers. 13 of the white markers and half of the red markers are new. How many of his red markers are new if he has a total of 18 new markers?