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Thepotemich [5.8K]
3 years ago
15

Ivy has borrowed 150 songs from her friend. She plans to download an equal number of songs on her music player each week for 5 w

eeks. The graph shows the number of songs left to download, y, for a certain number of weeks, x:
A graph titled Song Downloading shows Number of Weeks on x-axis and Number of Songs Left to Download on y-axis. The x-axis scale is shown from 0 to 5 at increments of 1, and the y-axis scale is shown from 0 to 210 at increments of 30. A straight line joins the ordered pairs 0, 150 and 1, 120 and 2, 90 and 3, 60 and 4, 30 and 5, 0.

Part A: What is the rate of change and initial value of the function represented by the graph, and what do they represent in this scenario? Show your work to find the rate of change and initial value. (6 points)
Part B: Write an equation in slope-intercept form to model the relationship between x and y. (4 points)
Mathematics
1 answer:
AlexFokin [52]3 years ago
5 0

Answer:

30

Step-by-step explanation:

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Hi can anyone help me with this and explain
Crank

Answer:

6

Step-by-step explanation:

So they give you the two numbers you need so for ten days

you keep the pattern going on till ten

2,6,2,6,2,6,2,6,2,6

he will use 6 pieces of bread

5 0
3 years ago
Hugo and Viviana work in an office with ten other coworkers. Out of these 12 workers, their boss needs to choose a group of five
7nadin3 [17]

Answer: 792

Step-by-step explanation:

Given : Hugo and Viviana work in an office with ten other coworkers.

Out of these 12 workers, their boss needs to choose a group of five to work together on a project.

The combination of n thing taking m at a time is given by :-

C(n;m)=\dfrac{n!}{m!(n-m)!}

Then, the number of different working groups of five the boss can choose :-

C(12;5)=\dfrac{12!}{5!(12-5)!}\\\\=792

Hence, the number of different working groups of five the boss can choose = 792.

3 0
3 years ago
Subtract 7 1/8-1 1/9 Simplify the answer and write as a mixed number.
allochka39001 [22]

Answer:

The answer is 4 1/8

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
What is 585.055 rounded to the nearest tenth
Svetradugi [14.3K]
Rounded to the nearest tenth is 585.1
8 0
3 years ago
Read 2 more answers
6. Peggy Carter is selling tickets to see Captain America. On the first night she sold 12 adult tickets and 11 student tickets f
Nataliya [291]

Answer:

student ticket = $11

(adult ticket = $15)

Step-by-step explanation:

Let a = price of adult ticket

Let s = price of student ticket

Given:

  • On the first night she sold 12 adult tickets and 11 student tickets for $301 dollars

⇒ 12a + 11s = 301

Given:

  • On the second night she made $134 selling 6 adult tickets and 4 student tickets

⇒ 6a + 4s = 134

Multiply 6a + 4s + 134 by 2 then subtract from 12a + 11s = 301 to eliminate a:

⇒ (6a + 4s = 134) × 2:  12a + 8s = 268

  12a + 11s = 301

- (12a + 8s = 268)

--------------------------

            3s = 33

     

⇒ s = 33 ÷ 3 = 11

Substitute found value of s into one of the equations and solve for a:

⇒ 12a + 11(11) = 301

⇒ 12a + 121 = 301

⇒ 12a = 180

⇒ a = 15

Therefore, the price of an adult ticket is $15 and the price of a student ticket is $11

6 0
2 years ago
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