Mathematics, 02.09.2020 17:01 Jefferson09

This year, Zachary has been babysitting his young cousins after school for $70 a month. His uncle also gave him an extra bonus of $100 for his excellent work. Since school started, Zachary has earned more
than $500. How many months ago did school start?

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This year, Zachary has been babysitting his young cousins after school for $70 a month. His uncle al...