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? nextreset

Step-by-step explanation:

Given : The cost of the program includes a one-time registration fee of $45 and a fee of $9 per lesson.

To Find: If the average cost per music lesson is $12 and Justine has taken x classes, which equation represents this scenario?

Solution:

Cost of registration = $45

Let x be the number of lessons

Cost of 1 lesson = $ 9

So, Cost of x lessons = 9x

So, Total cost for x lessons= Registration fee + Lessons Fee

                                            =

Now we are given that the average cost per music lesson is $12 .

So,

Hence the equation represents this scenario is  

question

what is the value of the third quartile of the data set represented by this box plot? a. 19 b. 21 c. 26 d. 29

answer

c