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Korolek [52]
3 years ago
9

Evaluate: 4.5p + 8.2n when p=6 and n=5.

Mathematics
1 answer:
Akimi4 [234]3 years ago
6 0

Answer:

68

Step-by-step explanation:

4.5p + 8.2n when p=6 and n=5

Subsitute for p and n

4.5(6) + 8.2(5)

Multiply

27 + 41

add

68

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Find the slope of the line.<br> 9x+y=9
Serggg [28]

Answer: -9/1

Step-by-step explanation: you want to get x and y on opposite sides so you subtract 9x and that gives you y=-9x+9 because the nine on the right side doesn’t have a negative in front of it so you know it’s positive. Your slope is whatever comes before the x so since it’s -9 that means it’s -9/1

6 0
3 years ago
The original price of the golf clubs was for 480 dealer sells for 552 what percentage is at the dealer mark the golf club
densk [106]
The percentage of the golf clubs original price to its new inflated price is: %1.15 more expensive. To find out the percentage, we just need to divide 552 by 480: 552/480 is 1.15. That is our percentage.
3 0
3 years ago
Which equation when graphed has a maximum value at x = −2? A) y = −x2 − 20x − 16, B) y = −x2 − 16x − 12, C) y = −4x2 − 20x − 16,
KonstantinChe [14]

Answer:

Option D. y=-4x^{2} -16x-12

Step-by-step explanation:

using a graphing tool

Graph and determine the vertex in each case

we know that

If the equation has a maximum value at x=-2, then the x-coordinate of the vertex must be  equal to -2 and the parabola open downward

case A) y=-x^{2} -20x-16

The vertex is the point (-10,84)

case B) y=-x^{2} -16x-12

The vertex is the point (-8,52)

case C) y=-4x^{2} -20x-16

The vertex is the point (-2.5,9)

case D) y=-4x^{2} -16x-12

The vertex is the point (-2,4) -------> is the answer

see the attached figure

6 0
3 years ago
1. What is the mode of this dot plot? 2. How many 2nd graders are in the class?
kramer

Answer:

Mode- yellow

Number of 2nd graders- 17

Step-by-step explanation:

The mode is the variable with the largest value.

Yellow is the mode because the most students voted for it.

To find the number of 2nd graders, add up all of the dots.

1 + 3 + 4 + 6 + 3 = 17

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6 0
3 years ago
Read 2 more answers
HELP?!?!!! pleaseeee
xeze [42]

Answer:

option 1. 3 juniors and 5 seniors

option 2. 4 juniors and 2 seniors

Step-by-step explanation:

3 + 5 = 8

8 is less than 9 and more than 4

4 + 2 = 6

6 is less than 9 and more than 4

3 0
3 years ago
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