Each time elena buys lunch at school, the balance on her school lunch account changes
by -$3....
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.
Answers: 1
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