Question
Nora had 78 more pens than Gillian at first. Gillian gave 15 of her pens to Nora. Nora now has 4 times as many pens as Gillian. How many pens did Gillian have at first?
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Nora had 78 more pens than Gillian at first. Gillian gave 15 of her pens to Nora. Nora now has 4 times as many pens as Gillian. How many pens did Gillian have at first?