Mathematics, 15.01.2021 20:40 genyjoannerubiera

A teacher is taking a group of students on a field trip to a living museum. The cost of the teacher's ticket is $9. Student tickets cost $4. It costs $57 for
everyone to get into the museum. How many students were on the field trip?

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A teacher is taking a group of students on a field trip to a living museum. The cost of the teacher...