Question
Oliver and Riordan had 228 pens altogether. After Oliver gave 22 pens to Riordan, Oliver had 2 times as many pens as Riordan. How many pens did Riordan have at first?
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Oliver and Riordan had 228 pens altogether. After Oliver gave 22 pens to Riordan, Oliver had 2 times as many pens as Riordan. How many pens did Riordan have at first?