Question
Opal wanted to buy pens for her pupils. If she bought 19 pens, she would need another $40. If she bought 27 pens, she would be short of $80. How much did Opal have?
4 m

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Opal wanted to buy pens for her pupils. If she bought 19 pens, she would need another $40. If she bought 27 pens, she would be short of $80. How much did Opal have?