Mathematics, 04.02.2020 22:47, raiindrxp
Justine enrolls in a music program. the cost of the program includes a one-time registration fee of $45 and a fee of $9 per lesson. if the average cost per music lesson is $12 and justine has taken x classes, which equation represents this scenario?
a.12=54/x
b.12=45+9/x
c.12=45+9x/x
d.12=45x+9/x
Answers: 3
Mathematics, 21.06.2019 22:00, breannaasmith1122
Mr. walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?
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Mathematics, 22.06.2019 00:30, aspenbaxter201634
Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.
Answers: 3
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