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kotegsom [21]
3 years ago
6

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour after the time that she first checked

her outdoor thermometer. By 6 a.m., the temperature had fallen 21 degrees. Which expression can you use to find how many hours earlier she had first checked the thermometer
Mathematics
2 answers:
Snezhnost [94]3 years ago
6 0

Answer:

21 ÷ 1.4

Step-by-step explanation:

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour.

The temperature had fallen 21 degrees, so it passed

21:1.4=210:14=30:2=15

hours after she had first checked the thermometer.

She had first checked the temperature at 3 p.m.

amid [387]3 years ago
6 0

Answer:

The answer is C

Step-by-step explanation:

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Dominik [7]

Answer:

y = x + 3y = x - 1

Step-by-step explanation:

Just graph them!

Hope I could help.

5 0
3 years ago
Joelle ordered 12 dozen doughnuts for the honor roll
Serjik [45]

Answer:

The answer is there are 30 glazed donuts

Step-by-step explanation:

there are 12 donuts to a dozen therefore 12 * 12 = 144 donuts all together.

donuts with chocolate icing

144 \times  \frac{3}{8}  = 54

with white icing and sprinkles

144 \times \frac{1}{4}  = 36

donuts with pink icing

144 \times  \frac{1}{6}  = 24

Total donuts minus donuts with icing equal glazed donuts

144 - 54 - 36 - 24 = 30

7 0
2 years ago
What is 66 2/3 of $48?2. what number is 7/8 of 22?3. three fourths of 60 is what number?thanks so much!!!! :)
Svet_ta [14]
2/3 of $48 is $32. (48 / 3 = 16 x 2 =3)
7/8 of $22 is $19.25.
3/4 of 60 is 45.
3 0
3 years ago
If 5 becomes 11 and 12 becomes 25, what does 15 become?
Amiraneli [1.4K]

Answer:

31.

Step-by-step explanation:

5+5 = 10 + 1 = 11

12 + 12 = 24 +1 = 25

15 + 15 = 30 + 1 = 31

I don't know I tried to see if that was the pattern. It checks out math wise.

5 0
2 years ago
Read 2 more answers
Please Help!!!!!!! Emergency
Stolb23 [73]

Answer:

C

15 + x

Step by step explanation

For Company X, the initial cost is 30 cents  plus 5 cents per minute, so the expression would be 30 + 5x (x would represent minutes.

For Company Y, the initial cost is 15 cents  plus 4 cents per minute, so the expression would be 15 + 4x (x would represent minutes.)

Then subtract the expression of Y from the expression of X to show the difference in value between Y and X.

So, 30 + 5x - (15 +4x)

Distribute the subtraction sign.

30 + 5x - 15 - 4x

Solve across.

15 + x

6 0
3 years ago
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