Noah spends a winter day recording the temperature once every three hours for science class. At 9 am, the temperature was -13°F. Between 9am and noon, the temperature increased by 6.3°F. Between noon and 3pm, the temperature rose 3.9°F. Between 3pm and 6pm, the temperature decreased by 16.1°F. What was the temperature at 6pm?

Answers

Answer 1

Answer:

-18.9 °F

Step-by-step explanation:

First, find the temperature at noon:

-13 + 6.3

= -6.7

Then, find the temperature at 3pm:

-6.7 + 3.9

= -2.8

Then, find the temperature at 6pm:

-2.8 - 16.1

= -18.9

So, the temperature at 6pm was -18.9 °F


Related Questions

Graph the line with the equation y=1/6 + 7

Answers

Hey there!

[tex]Answer:\boxed{\text{Slope:}0}\boxed{\text{y-intercept:}(0,\frac{43}{6}) }[/tex]

Graph coming up right below!

Hope this helps!

[tex]\text{-TestedHyperr}[/tex]

31 increased by 14? ​

Answers

Answer: 45

Step-by-step explanation

31+14=45

Start from the back

4+1=5

3+1=4

Then put them together

45.

Answer:

45

Step-by-step explanation:

31 increased by 14

= 31 + 14 = 45

Hope this helps

plz mark as brainliest!!!!!!!!!!

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                                    4     5

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What two numbers have a product of -2 and a sum of 7

Answers

Greetings from Brasil...

According to the statement of the question, we can assemble the following system of equation:

X · Y = - 2      i

X + Y = 7       ii

isolating X from i and replacing in ii:

X · Y = - 2

X = - 2/Y

X + Y = 7

(- 2/Y) + Y = 7     multiplying everything by Y

(- 2Y/Y) + Y·Y = 7·Y

- 2 + Y² = 7X     rearranging everything

Y² - 7X - 2 = 0      2nd degree equation

Δ = b² - 4·a·c

Δ = (- 7)² - 4·1·(- 2)

Δ = 49 + 8

Δ = 57

X = (- b ± √Δ)/2a

X' = (- (- 7) ± √57)/2·1

X' = (7 + √57)/2

X' = (7 - √57)/2

So, the numbers are:

(7 + √57)/2

and

(7 - √57)/2

6x + 14
Factor the polynomial using GCF

Answers

The answer is 2

2(3x)+14
2(3x)+2(7)
2(3x+7)

-3(b + 9) = -6
solving two step equations

Answers

Answer:

-7

Step-by-step explanation:

Please I need help with this

Answers

Answer:

2

Step-by-step explanation:

Keyla and Crystal arrive at the Texas State Fair with $57.50.
Admission into the fair is $17 and each ride will cost an additional $2.50
Which of the following equations can be used to find the total number
of rides they can go on if they each pay the entrance fee?

Answers

Answer

40.50 divided by 2.50

Step-by-step explanation:

57.50-17=40.50

The real numbers are made up of _____________ and _____________ numbers.

Answers

Answer:

Racionales y los irracionales

Step-by-step explanation:

Answer:

I think the answer is: The real numbers are made up of natural and whole numbers.

Step-by-step explanation:

The types of numbers I listed above in my answer are Types of Real Numbers.

Hope this helps!

What is the answer to 10.81 ÷ 2.3​

Answers

Answer:

10.81/2.3 = 0

4.7 = 0

L <> R

Step-by-step explanation:

−112.74 = 9.2p − 9.7

Answers

Answer:

p= -11.2

Step-by-step explanation:

-112.74 = 9.2p - 9.7

-103.04 = 9.2p (added 9.7 to both sides because its the inverse operation)

[tex]\frac{-103.04}{9.2}[/tex] = [tex]\frac{9.2p}{9.2}[/tex]

-11.2 = p

. The graph of the linear function g(x) = 2x - 2 is shown.

Answers

Complete Question:

The graph of the linear function g(x) = 2x - 2 is shown. The graph of f(x) = ()x is the graph of g(x) = 2x - 2reflected over the y-axis.

Which graph represents g(x)?

Answer:

[tex]f(x) = -2x - 2[/tex]

Step-by-step explanation:

Given

[tex]g(x) = 2x - 2[/tex]

Required

Determine f(x)

When a graph g(x) is reflected over the y axis, the resulting function is:

[tex]f(x) = g(-x)[/tex]

Solving for g(-x)

[tex]g(x) = 2x - 2[/tex]

[tex]g(-x) = 2(-x) - 2[/tex]

[tex]g(-x) = -2x - 2[/tex]

Recall that [tex]f(x) = g(-x)[/tex]

[tex]f(x) = -2x - 2[/tex]

Cyris went out for breakfast and had pancakes for $5.95 and orange juice for $1.75. He would like to tip the waiter 20% of the total price. How much tip should Cyris leave?

Answers

Answer:

$1.54

Step-by-step explanation:

Help once again !!!!

Answers

the answer is a rotation
Rotation because they are roasting

4x2 + 24x + 20 common factor?​

Answers

Answer:

8+44 factor teh of ok aprendeis facaleis

10. What is the rule of about acute angles if we have 2 parallel lines cut by a transversal?

Answers

Answer:

When you have two parallel lines cut by a transversal, you get four acute angles and four obtuse angles . All the acute angles are congruent, all the obtuse angles are congruent, and each acute angle is supplementary to each obtuse angle.

Step-by-step explanation:

A store normally sells a floor lamp for $83.99. The store is having a sale that reduces the lamp's price by 15%. How much does the lamp cost during the sale?​

Answers

The answer should be $71.39

Leah is writing an equivalent equation which solves for y. What should be her next step? 3 x + 4 y = 8. 3 x minus 3 x + 4 y = 8 minus 3 x. 4 y = 8 minus 3 x.

Answers

Given :

A linear equations :

3x+4y = 8 .

She have completed the following steps :

3x+4y = 8

3x+4y-3x = 8-3x

4y = 8 -3x

To Find :

The equivalent equation which solves for y.

Solution :

General equation of line or equation which solves for y is given by :

y = mx +c

So , our next step should be dividing both sides by 4 .

[tex]\dfrac{4y}{4}=\dfrac{8}{4}-\dfrac{3x}{4}\\\\y=2-\dfrac{3x}{4}[/tex]

Therefore , equation which solves for y is [tex]y=2-\dfrac{3x}{4}[/tex] .

Hence , this is the required solution .

-3n-4n-17=25 identfy you answer please

Answers

Answer:

-6

Step-by-step explanation:

-3n-4n-17=25

-7n=25+17

-7n=42

n=-42/7

n=-6

MARKING BRAINLIEST!! PLEASE HELP ME.

A. Name the angle relationship.

B. Find the value of x and show your work.

Answers

Answer:

Complementary angle

Step-by-step explanation:

It adds up to 90 degrees

Does anyone know the answer ?

Answers

B is the answer...

Step-by-step explanation:

So what youll wnat to do is figure out what the angle is.Its a right angle, a right angle is 90° . so what youll do is take 90° - 36° = 54°

B. 54

Because 90 - 54 give you 36 which gives you 90 degrees due to it being a right angle

Please Help I will Mark you brainiest To feed his plant, Aaron creates a mixture that requires a 3/8 cup of plant food for every gallon of water. If he uses 10 1/2 gallons of water, how many cups of plant food will he need? **

Answers

Answer:

I got 3 15/16 cups I honestly am not sure if that's right

Two researchers are studying the decline of elephant populations. In one study, a population of 1,568 elephants is expected to decrease at a rate of 50 elephants per year. In a second study, the population of a group of 1,634 elephants is expected to decrease at a rate of 72 elephants per year. After how many years will the two populations be the same?

Answers

After 3 years the populations will be the same

help! i cant figure this out.

Answers

Answer:

65 cm squared

Step-by-step explanation:

What is the slope of the function?

Answers

the slope of the function is 2!

What is the value of m in the figure below? If necessary, round your answer to
the nearest tenth of a unit.
A. 8.5
B. 8.2
C. 13
D. 4

Answers

Answer:

B. 8.2

Step-by-step explanation:

[tex] In\: \triangle ABC, \:\angle ABC= 90\degree \: \&\: BD\perp AC[/tex]

So, by geometric mean property.

[tex] BD = \sqrt {AD\times CD} \\

BD = \sqrt {13\times 4}\\

BD = \sqrt {52}\\

Next\: in \: \triangle BDC, \:\\

By\: Pythagoras \: theorem \\

m^2 = BD^2 + CD^2 \\

m^2 = (\sqrt {52}) ^2 + (4)^2 \\

m^2 =52 + 16\\

m^2 =68\\

m =\sqrt{68} \\

m = 8.24621125\\

m = 8.2 [/tex]

5 and 6 find the least common multiple of each set of number

Answers

30 is the lcm of both the numbers

Solve for x: 3x - 5 = 2x + 6​

Answers

Answer:

3x - 5 = 2x + 6  

Step one- Subtract 2x to isolate the variable  

X – 5 = 6  

 

Step two- Add 5 to continue to isolate the variable  

X = 11  

 

Your answer is      x = 11  

 

Hopefully this helps! Feel free to mark brainliest!

Answer: x=11

Step-by-step explanation:

3x-5=2x+6

+5. +5

3x=2x+11

-2x -2x

x=11

please help me get the answer and understand it.

Answers

Answer:

I believe d

Step-by-step explanation:

Answer:

The angle should be 74 degrees and they are supplementary

Step-by-step explanation:

It is 74 degrees because the two angles must add up to 180, so you can simply subtract 106 from 180 to get 74. The angles are supplementary because they add up to 180 degrees, while complementary angles only add up to 90 degrees

Select all the true statements.
A:You can compare irrational numbers using rational approximation.
B:Square roots can be compared and ordered by comparing and ordering the numbers underneath the radical symbol.
C:You cannot compare the value of rational and irrational numbers.
D:The closer together the numbers being compared, the more decimal places you need to use.

Answers

The correct options are given below;-

1) You can compare irrational numbers using rational approximations

2) Square roots can be compared and ordered by comparing and ordering the numbers underneath the radical symbol.

3) The closer together the numbers being compared, the more decimal places you need to use

What is an irrational number?

All real numbers that are not mathematically rational are referred to as irrational numbers. On the other hand, irrational numbers cannot be expressed as the ratio of two integers.

1) Due to the fact that both rational and irrational numbers are a component of the real numbers and, as a result, have distinct positions on the real number line, it is possible to compare the values of two irrational numbers based on their relative positions on the number line.

2) Square roots can be sorted in their order of magnitude and can also be compared by comparing and sorting the numbers under the radical sign because the values of square roots are directly proportional to the value under the radical symbol.

3) The difference between two numbers that are very close to one another will be little. Therefore, the value of the difference between the numbers must be increased by increasing the detail or the number of decimal places of the numbers in order to clearly highlight the differences between two near numbers.

Similarly, It is necessary to increase the level of detail or the number of decimal places when comparing two numbers that are extremely close to one another.

To know more about irrational numbers follow

https://brainly.com/question/1300130

#SPJ1

select three ratios that are equivalent to 11 : 1​

Answers

Answer:

33:3 22:2 44:4 55:5 66:6

Step-by-step explanation:

what are your options? comment them if I didn't include them

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