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
SVETLANKA909090 [29]
3 years ago
6

The average temperature of the week is 80 degrees. The first 3 days have an average of 78 and the average of the last 3 days is

82 degrees, what was the temperature of the middle day?
Mathematics
1 answer:
Tju [1.3M]3 years ago
3 0

Answer:

80

Step-by-step explanation:Solution:

step 1 Address the formula, input parameters & values.

Input parameters & values:

The given numbers are 78 & 80

step 2 Find the sum of the given two numbers.

sum = 78 + 80 = 158

step 3 Divide the sum by 2 to get the average.

average = 158/2

= 79

Thus, 79 is an average of positive integers 78 and 80.

You might be interested in
If the number of types of massages is represented by 4x + 3 and the number of types of manicures is represented by -6x + 5 and t
svetlana [45]

Answer:

Step-by-step explanation:

If the number of types of massages is represented by 4x + 3 and the number of types of manicures is represented by -6x + 5 and the number of types of pedicures is represented by 8x - 7, what is the expression for the total number of services they have to choose from?

6 0
2 years ago
Will give brainlist
kicyunya [14]

Answer:

second answer

Step-by-step explanation:

yards is commonly used for large sparse area measurements

8 0
3 years ago
4st^2-s^2 were s=5 and t=7
barxatty [35]

       ➣ Assignment: \bold{Solve \ Equation: \ \left(4\left(5\cdot \:7^2\right)\right)-5^2}

↔↔↔↔↔↔↔↔

       ➣ Answer: \boxed{\bold{955}}

↔↔↔↔↔↔↔↔

Explanation: ↓↓↓↓↓

↔↔↔↔↔↔↔↔

       ➤ [ Step One ] Follow PEMDAS Order Of Operations

\bold{4\left(5\cdot \:7^2\right): \ 980}

       ➤ [ Step Two ] Rewrite Equation

\bold{4\left(5\cdot \:7^2\right)}

       ➤ [ Step Three ] Calculate Within Parenthesis

\bold{4\left(5\cdot \:7^2\right): \ 245}

       ➤ [ Step Four ] Rewrite Equation

\bold{4\cdot \:245}

       ➤ [ Step Five ] Multiply

\bold{4\cdot \:245: \ 980}

       ➤ [ Step Six ] Rewrite Equation

\bold{980-5^2}

       ➤ [ Step Seven ] Calculate Exponents

\bold{5^2: \ 25}

       ➤  [ Step Eight ] Rewrite Equation

\bold{980-25}

       ➤  [ Step Nine ] Solve

\bold{955}

↔↔↔↔↔↔↔↔

\bold{\rightarrow Mordancy \leftarrow}

4 0
3 years ago
What is the slope of the line that passes through the points (-2,12) and (0,3)
ycow [4]

Answer:

-9/2

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(3-12)/(0-(-2))

m=-9/(0+2)

m=-9/2

4 0
3 years ago
How do you find the cosine function?
meriva

Answer:

dont know sorry dude

Step-by-step explanation:

8 0
3 years ago
Other questions:
  • Explain how you would solve the problem below using PEMDAS. Explain what you would do first, second, third, fourth and so on to
    7·2 answers
  • one extra large pizza serves about 4 people if you want to have a picnic with 26 people how many whole pizzas should you get ass
    9·1 answer
  • 6 + 3x = 2(2 + x) ?​
    11·1 answer
  • Is 1,1,2 a Pythagorean triple
    9·1 answer
  • Just 7 and 8 please!!
    7·1 answer
  • 5. Melanie can run around the track 9 times
    11·2 answers
  • Make x the subject of the formula (mx^2=f)
    13·1 answer
  • What is the slope of the line x=4?​
    14·2 answers
  • Simplify the following expression:<br><br> 48⋅47
    13·1 answer
  • What is the value of the rational expression when x = 2?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!