SOLUTION: Jill charges 25$ for a private guitar lesson and 18$ for a group lesson. One day she earned 265$ from 12 students. How many of each type did Jill teach?
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Question 982840: Jill charges 25$ for a private guitar lesson and 18$ for a group lesson. One day she earned 265$ from 12 students. How many of each type did Jill teach?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Better understanding is PER STUDENT.
Privately, 25 dollars PER STUDENT;
Group, 18 dollars PER STUDENT.
p, private students
g, grouped students
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Try elimination method to start. Student count equation done as
Equivalent System
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...
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