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ad-work [718]
3 years ago
6

On Sunday, the temperature dropped 24° in 6 hours. What was the average change in temperature per hour?​

Mathematics
2 answers:
vlabodo [156]3 years ago
5 0

Answer:

\boxed {\tt -4 \textdegree \ per \ hour }

Step-by-step explanation:

This question asks us to find the average rate of change in temperature per hour.

Therefore, we must divide the temperature change by the hours.

rate \ of \ change =\frac{temperature \ change}{hours}

The temperature dropped 24 degrees in 6 hours. Since it dropped, the change was negative.

temperature \ change = -24 \textdegree \\hours = 6 \ hours

Substitute the values into the formula.

rate \ of \ change =\frac{-24 \textdegree}{6 \ hours}

Divide.

rate \ of \ change = - 4 \textdegree / hour

The average change in temperature was -4° per hour. The temperature dropped 4 degrees each hour.

AlexFokin [52]3 years ago
4 0

Answer:

The temperature drops 4° every hour

Step-by-step explanation:

Step 1:

24° ÷ 6

Step 2:

24 : 6 = 4 : 1

Answer:

4

Hope This Helps :)

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-Dominant- [34]

Answer:

Not parallel.

Step-by-step explanation:

4y + 8x = 32

4y = -8x + 32

Divide by 4:

y = -2x + 8

The slope is -2  but the slope of y = -x + 6 is -1 so they are not parallel.

5 0
3 years ago
How to solve the equation 8b - 12 = 5b
Virty [35]

Answer:

b = 4

General Formulas and Concepts:

<u>Pre-Algebra</u>

  • Order of Operations: BPEMDAS

<u>Algebra I</u>

  • Equality Properties

Step-by-step explanation:

<u>Step 1: Define equation</u>

8b - 12 = 5b

<u>Step 2: Solve for </u><em><u>b</u></em>

  1. Subtract 5b on both sides:                    3b - 12 = 0
  2. Add 12 on both sides:                            3b = 12
  3. Divide 3 on both sides:                          b = 4

<u>Step 3: Check</u>

<em>Plug in b to verify it's a solution.</em>

  1. Substitute:                  8(4) - 12 = 5(4)
  2. Multiply:                      32 - 12 = 20
  3. Subtract:                     20 = 20

And we have our final answer!

4 0
3 years ago
The Candy Shack sells 138 pounds of candy on Tuesday. They sold 71.76 pounds of jelly beans. What percent of the candy sold was
Pepsi [2]

<u>Answer:</u>

<h2>52% were jelly beans!</h2>

<u>Explanation</u><u>:</u>

<em>Cross </em><em>multiply </em><em>the </em><em>following:</em>

<em>\frac{x}{100}  =  \frac{71.76}{138}</em>

<em>x </em><em>times </em><em>1</em><em>3</em><em>8</em><em> </em><em>=</em><em> </em><em>1</em><em>3</em><em>8</em><em>x</em>

<em>100 </em><em>times </em><em>7</em><em>1</em><em>.</em><em>7</em><em>6</em><em> </em><em>=</em><em> </em><em>7</em><em>,</em><em>1</em><em>7</em><em>6</em>

<em>Divide </em><em>both </em><em>sides </em><em>by </em><em>1</em><em>3</em><em>8</em><em>:</em>

<em>\frac{138x}{138}  =  \frac{7176}{138}</em>

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Strike441 [17]

Answer: 76

Step-by-step explanation:

well, we know that 15% of the X is 12, so we first use 6 15%, which is 90% 6X12=72. next, we would use 12/3, which is 4. 72+4=76.

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3 years ago
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