1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
andrey2020 [161]
3 years ago
9

Tell whether x and y are in a proportional relationship. if so, find the unit rate. Let y be the temperature x hours after midni

ght. The temperature is 60 degrees Fahrenheit at midnight and decreases 2 degrees Fahrenheit every 1/2 hour.
a. yes, 1 degree Fahrenheit per hour
b. yes, 2 degrees Fahrenheit per hour
c. yes, 4 degrees Fahrenheit per hour
d. no
Mathematics
1 answer:
lesantik [10]3 years ago
3 0
C. yes, 4 degrees F per hour
You might be interested in
A 7-pack of plastic rings costs $2.52. What is the unit price? per ring?​
VikaD [51]

Answer:

7 rings = $2.52

then 1 ring will cost = 1/7×2.52

= 0.36

Therefore 1 ring will cost $0.36.

4 0
3 years ago
Need help ASAP!!!<br> WIll make you brainlist
astraxan [27]
ITS C I HAVE NO EXPLANATION BUT ITS C
5 0
3 years ago
Read 2 more answers
What is the solution to the system of equations? HELP
notsponge [240]
I will solve your system by substitution.<span><span>x=<span>−2</span></span>;<span>y=<span><span><span>23</span>x</span>+3</span></span></span>Step: Solve<span>x=<span>−2</span></span>for x:Step: Substitute<span>−2</span>forxin<span><span>y=<span><span><span>23</span>x</span>+3</span></span>:</span><span>y=<span><span><span>23</span>x</span>+3</span></span><span>y=<span><span><span>23</span><span>(<span>−2</span>)</span></span>+3</span></span><span>y=<span>53</span></span>(Simplify both sides of the equation)

Answer:<span><span>x=<span>−<span><span>2<span> and </span></span>y</span></span></span>=<span>5/3
<span>
so the answer is B (the second choice)
(Hope it helped ^_^)




</span></span></span>
4 0
3 years ago
Read 2 more answers
PLEASE HELP THIS IS MY LAST QUSTION OF THE DAY!!! :)<br> thanks in advanced
notsponge [240]

So using standard form you convert the equation to 5x - 2y = -10 then use slope m of a line of the form Ax + By = C equals negative a over b. It would be a = 5 b = -2 m = -5/-2 m = 5/2. Have a good day the answer is 5/2

3 0
3 years ago
Lainey is sliding down a water slide that is 420 feet long at a rate of 42 feet per second. How long will it take Lainey to trav
BARSIC [14]

Answer:

10 seconds.

Step-by-step explanation:

420/42 = x amount of seconds.

It took Lainey 10 seconds.

3 0
3 years ago
Other questions:
  • The sum of the digits of a two-digit number is 14. If the number formed by reversing the digits is less than the original number
    9·1 answer
  • 92542 nearest ten thousand
    13·1 answer
  • Tom's parents just brought a car that was three times the amount that Tom paid for his new car. If tom paid 20,000.00 for his ca
    12·1 answer
  • What is the speed of a wave if the wavelength is 100 m and the period is 20 seconds?
    9·2 answers
  • I just want to know if I have it right .I got D
    12·2 answers
  • Brad is 12 years older than Sam. If Brad were 8 years older than he is now, he would
    8·1 answer
  • Write an equation of a line in slope-intercept form that is parallel to the line y=3/5x+3 and passes through the point (5,1)
    14·1 answer
  • If arc BC is 42° and angle 5 is 32°, what is the measure of arc DE?
    5·1 answer
  • What is the latter of A- B=
    5·2 answers
  • 3
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!