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xxMikexx [17]
3 years ago
14

An airplane cuts through the morning sky. For every 1,000 feet that it climbs, the outside temperature drops 20 degrees Fahrenhe

it. What is the rate of temperature change in degrees Fahrenheit per foot? Complete the steps below to answer the question.
i know I already posted this but the answer was no help and I doubt other people would reply to the first one

part A: Write the change in elevation and the change in temperature as rational numbers.


part B: Write a numerical expression to represent the rate of temperature change in degrees Fahrenheit per foot.


part C: What is the rate of temperature change in degrees Fahrenheit per foot?


part D: Now, consider the reverse situation: as the airplane descends, or drops, 1,000 feet in the air, the temperature rises 20 degrees Fahrenheit. Write a numerical expression representing the rate of temperature change in degrees Fahrenheit per foot.


part E: What is the rate of temperature change in degrees Fahrenheit per foot?


part F: How is the rate you found in part E related to the rate you found in part C? What does this mean?

i need the answer to EACH PART SO PLEASE IM ACTUALLY PANICKING DONT JUST ANSWER THE WHOLE QUESTION AS ONE I NEED EACH PART THIS IS MY LAST DAY TO WORK ON IT AND IM REALLY STRESSED PLEASE
Mathematics
2 answers:
Dafna1 [17]3 years ago
6 0

The one above me was right!

Have a nice day or night!

mote1985 [20]3 years ago
3 0

Answer:

Step-by-step explanation:

For every 1,000 feet that it climbs, the outside temperature drops 20 ... What is the rate of temperature change in degrees Fahrenheit per foot.

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Explanation and answer please :)
Juli2301 [7.4K]

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r = 6.5% = 6.5/100 = 0.065

We'll use the decimal form of the interest rate as it is most common for financial math problems.

P = 20,000 is the amount deposited

t = 1 year is the amount of time

We will plug those values into the formula

i = P*r*t

to get the following:

i = P*r*t

i = 20000*0.065*1

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So Mark earns $1,300 in simple interest each year.

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kozerog [31]

Answer:

The value of h(8) = 9  

Step-by-step explanation:

Given function as

h(y) = 2y - 7

For y = 8

Put the value of y in given function

So, h(8) = 2 (8) - 7

OR , h(8) = 16 - 7

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3 years ago
13x+5y=90 what is x? what is y?
Leona [35]

Answer:

X=-5y/13+90/13, Y=-13x/5+18

Step-by-step explanation:

You need to solve the equation for X and Y.

Solving for X:

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Subtract 5y: 13x=-5y+90

Divide by 13: x=-5y/13+90/13

--

For Y:

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Subtract 13x: 5y=-13x+90

Divide by 5: y=-13x/5+90/5

(Simplifies to -13x/5+18)

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Step-by-step explanation:

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Step-by-step explanation:

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