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marshall27 [118]
4 years ago
13

The function p(x)= 2x+1 determines how many pizzas need to be purchased for an after school meeting, where x is the number of st

udents at the meeting. The club leader uses r(p(x)) to find the amount of money to bring for the pizza purchase. The function r(x)=4x-3. Solve for how much money to bring when there are 9 students in the meeting.
A. 19
B. 33
C. 73
D. 84
Mathematics
2 answers:
aleksley [76]4 years ago
6 0

can you explain how you got the answer?

Yuliya22 [10]4 years ago
5 0
C)73 is the correct answer


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Can anyone solve this Ill give 25 points
Afina-wow [57]

Answer:

A   x < 3

Step-by-step explanation:

\frac{5(9-x)}{3} + 1 < 11

\frac{5(9-x)}{3}  < 11 - 1

\frac{5(9-x)}{3} < 10

5(9-x) < 10*3

5(9-x) < 30

9-x < 30/5

9-x < 6

-x < 6 - 9

-x < -3

x < 3

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4 years ago
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3 years ago
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Ivenika [448]

Answer:

C is a function... all the others are not functions since it doesn't pass the line test.

Step-by-step explanation:

6 0
3 years ago
Find the missing side length.
Mandarinka [93]

Answer:

The missing side length is 5 cm

Step-by-step explanation:

We see that 4cm is on the top and 9 cm is on the bottom.

All we need to do is subtract 4 from 9

9-4=5

The missing side length is 5 cm

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4 years ago
Solve the inequality 2c/3+1&gt;7
beks73 [17]

Answer:

c > 9

Step-by-step explanation:

(2c/3) + 1 > 7     subtract 1 from both sides

2c/3 > 7 -1

2c/3 > 6  (multiply both sides by 3)

2c > 6(3)

2c>18    (divide both sides by 2)

c > 18 / 2

c > 9

6 0
3 years ago
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