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Mathematics, 05.09.2019 02:10 deehunchoo

Each time elena buys lunch at school, the balance on her school lunch account changes
by -$3. last month, elena's balance changed by -$36 in all. she wants to know how
many times she bought lunch last month.


Each time elena buys lunch at school, the balance on her school lunch account changes by -$3.

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Answers: 1

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Each time elena buys lunch at school, the balance on her school lunch account changes
by -$3....
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