The sum of a number and ten is eighteen. What is the number?

Which statements are true? Check all that apply.
The words “a number” are represented by the variable, n, as the unknown value.
The unknown number and 10 together make 18.
9 + 9 = 18
8 + 10 = 18
n = 8

Answers

Answer 1

Answer:

9 + 9 = 18, 8 + 10 = 18, n = 8 are all correct, but if you want the value of n its 8.

Step-by-step explanation:

8 + 10 = 18

Hope this helps! Please leave any questions or concerns in the comments byeee <3

Answer 2

The solution is, 9 + 9 = 18, 8 + 10 = 18, n = 8 are all correct,

but if you want the value of n its 8.

What is addition?

Addition is a way of combining things and counting them together as one large group. ... Addition in math is a process of combining two or more numbers.

here, we have,

The sum of a number and ten is eighteen,

i.e. if the number is n , then,

we get,

sum of n & 10

i.e. n+ 10

ATQ, sum of a number and ten is eighteen

so,  n+ 10 = 18

i.e. n = 8

so, we get,

n= 8

this gives ,

8 + 10 = 18

Hence, The solution is, 9 + 9 = 18, 8 + 10 = 18, n = 8 are all correct,

but if you want the value of n its 8.

To earn more on addition click:

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Related Questions

Can someone help pls will mark Brainly and 10+ points

Answers

Answer:

I am not able to recognise what is there in that picture sry

Answer:

11) Perimeter = 61.6inches or 61.64inches

12) Perimeter = 71.2inches or 71.24inches.

Step-by-step explanation:

Shape 11; = square 11 x 14 = 140+14 = 154 area

Perimeter square side  is just three sides

= 11 x 2 + 14 = 36 inches

Shape 11 triangle = b9^2 + 14^2 = sqrt 81+ sqrt 196 = sq rt 277 = 16.643317

So we use 9+ 16.643317 =25.643317

Perimeter = 25.6 + 36 = 61.6 inches

Shape 12; =

We have 20 and 16 so we square these and take away to find a^2

20^2 - 16^2 = sq rt 144 = 12 inches vertical top line

Then repeat for missing slant edge but add instead of subtract as its a slant line we are looking for

12^2 + 10^2 = 144 +100 = 244 sq rt = 2√ 61.  = 15.62 inches

Perimeter therefore is 20+20 as they both sets are congruent shapes = 40

+ 15.62+15.62 = 31.24

31.24+40= 71.24 inches

given the sequence 7, 12, 17, 22
which expression can be used to find the nth term in the sequence?

2n+5
3n+4
4n+3
5n+2​

Answers

I think it is either the top answer or the the bottom answer! goodluck!
4n+3 hope this helps good luck

Yo someone help me, i dont understand this

Answers

Answer:white fur fabric: 12 yards

Blue striped fabric: 8 yards

Pink felt: 2 yard

2.

Step-by-step explanation:

help?????............

Answers

I’m not really for sure...but
I’d say it’s
x is negative and y is negative

Hope I’m Correct Sorry If I’m Not :)

Answer:

Im pretty sure its the first one

Step-by-step explanation:

help please the question is easy :)

Answers

Answer= A≈190.065

Explanation= Find the area by making it a circle and then cut it in half. To find area of a circle use a=pie*r^2 or a=pie*d so a=Pie*22 which is 380.13 then divide by 2 to get ≈ 190.065

What is the theoretical probability of landing on NOT green?

A. P(green)= 4/5

B. P(green)= 3/4

C. P(green)= 1/5

D. P(green)= 5/8

Answers

Answer:

D. P(green)= 5/8

Step-by-step explanation:

Number of green appearances:

3

Total:

8

Appearances of not landing on green:

5

Theoretical probability of landing on NOT green:

5/8

26. Starting with x=2.222222, express x as a fraction in simplest form.

Answers

Answer:

x=2.2222222

10x=22.22222

Step-by-step explanation:then u subtract

Ophelia keeps flour in a cylindrical canister. The capacity of the full canister is 75.36 in^3..When it is filled halfway the flour reaches a height of 3 in. What is the diameter of the canister?

Answers

Answer:

4 (rounded to the nearest whole number)

Step-by-step explanation:

total height = 3 x 2 = 6

Volume = radius^2 * pi * height

75.36= radius^2 * pi * 6

75.36/pi = radius^2 * 6  

23,987833 = radius^2 * 6

23,987833/6 = radius^2

3,997972 = radius^2

radius = 1,999493

diameter = radius x 2 = 1,999493 x 2 = 3,998986

According to the 2010 U. S die senisa there are approximately 8 million people living in Virginia. this is 2.8 million less than 4 times the population of Nevada what is the population of Nevada the 1st top step is to what on both sides the 2nd step is to what on both sides the population of Nevada is blank a million
also IF YOU PLAY RO BLOX FRIEND ME IM C&P ANYONE WELCOME CheerChild2008 ​

Answers

Answer:

According to the 2010 U. S die senisa there are approximately 8 million people living in Virginia. this is 2.8 million less than 4 times the population of Nevada what is the population of Nevada the 1st top step is to what on both sides the 2nd step is to what on both sides the population of Nevada is blank a million.

(MARK ME AS BRAINLIEAST)

What is the median of these numbers :
101,102,100,101,99

Answers

Answer:

it's 101

pls mark me as Brainiest :)

Step-by-step explanation:

Answer:

101

Step-by-step explanation:

First, put in order least to greatest

99,100,101,101,102

the number in the middle is the median.

99,100,101,101,102

please and answer correctly, i will give brainleist

Answers

Answer 1: Meal

Answer 2: Spinning the number less than 3 and fliping tailes

Step-by-step explanation 1: Because there are way more choices to choose from so more people will go for the meal chose.

Step-by-step explanation 2: It is more likely to land on a 3 or below because of the chances and for it to land on heads is a 50-50 chance

Hope this helped!

Answer:

8 = 21    9 = 20   10 = 24   11 = 60

Step-by-step explanation:

15 = 7/10

16 = 9/10

17  = 9/10

18 = 0/10

19 = 13/10

20 = 13/10

if a duck goes moo and a cow goes quack

Where does my dad go?

Answers

Answer:

the gas station to get milk

Step-by-step explanation:

can relate:(

Answer:

no idea Imfaoo

Wut's the answer btw?

help for brainliest plz

Answers

Answer:

6/2 mark me as brainliest please

can yall help me???......./

Answers

Answer:

25 + 25 + 25

25 • 3

Step-by-step explanation:

I did this iready and got it right :)

It’s the second one

25+25+25


plz help its due today and i don't understand its asking for the measurement of angle DEF

Answers

Step-by-step explanation:

4x+3x-5+2x+5=180 (to find x)

9x=180

x=20

Therefore DEF=AEC(vertically opposite angles are equal)

AEC=DEC

=4x +3x-5

=4(20)+3(20)-5

=135°

Betsy started a business 2 years ago. She had 8 customers in the first year. She added 18 customers in the second year. Betsy's goal is that in each of the next 4 years, she will have three times ad many customers as the year before. Betsy shows her calculations in the TABLE below that if she meets this goal each year, she will have 312 customers 4 years from now. is Betsy correct? Use the drop-down menus to explain your reasoning.

Expression: (8 + 18) * 3^4
Step 1: 26 * 3^4 <<< TABLE
Step 2: 26 * 12
Answer: 312

Pick the correct answer in parentheses:
Betsy's calculations in Step 1 are ( is she Correct or Incorrect) because... ( .She added incorrectly .She has 26 customers at the end of her second year .She should have multiplied 18 * 3^4 before adding 8)

Besty's calculations in Step 2 are ( is she Correct or Incorrect) Because.... ( .She did not find the correct value of 3^4 .26 * 3^4 = 26 * 12 .She did not apply the order of operations correctly)

If Betsy reaches her goal each year, she will have.. ( .2,106 .312 .1,466) customers 4 years from now.

Answers

Answer: step one is correct and the second step is incorrect

Step-by-step explanation:

Answer:

Betsy isn't correct. Betsy's calculations are wrong as she made her calculations by multiplying the base number of customers by 3 and then summing it all up for the 4 years under review instead of a continuous multiplication by 3.

Step-by-step explanation:

26 × 3 × 4 is different from 26 × 3⁴

- If Betsy meets her target for the next 4 years, she will have 2106 customers in 4 years time.

- Betsy started her business 2 years ago.

- In the first year, Betsy has 8 customers.

- In the second year, Betsy added 18 customers,

- So, her customers are now 8+18 = 26

- Betsy's goal is that in each of the next 4 years, she will have three times as many customers as the year before.

If the base number of customers is truly 26 this year,

Next year, Betsy would have 26 × 3 = 78 customers.

In 2 years, she would have 78 × 3 = 234

Thus indicating that in t years from now, the number of her customers will be

N(t) = N₀ × 3ᵗ

where

N(t) = number of customers t time from now

N₀ = number of customers at the moment = 26

t = number of years from now.

N(t) = 26 × 3ᵗ

In 4 years from now, Betsy will have

N(t=4) = 26 × 3⁴ = 2,106

So, it is evident that Betsy's calculations are wrong as she made her calculations by multiplying the base number of customers by 3 and then summing it all up for the 4 years under review instead of a continuous multiplication by 3.

26 × 3 × 4 is different from 26 × 3⁴

- If Betsy meets her target for the next 4 years, she will have 2106 customers in 4 years time.

pls like this if u found it helpful nd pls give me brainliest

HELP PLEASE! NO LINKS! TEN POINTS!

Answers

Answer:

67.8 yd

Step-by-step explanation:

this is the answer for ur question

Answer:

Hello i answered so you could give the other person brainliest

Step-by-step explanation:

have a good day!

Linn evaluated (40.2)(1/8) + (2.1)(-56?5) and said the answer was 18.495 is Linn's answer reasonable? estimate using compatible numbers.

Answers

Answer:

no it is not

-112.575

Step-by-step explanation:

The answer should be -112.575 ~Hope this helps! :3

Michelle delivers books to school libraries. Her truck has a slide out ramp for unloading the books. The top of the ramp is 3 feet above the ground. The ramp itself is 5.2 feet long. What is the horizontal distance the ramp reaches?

Answers

Answer:

[tex]\sqrt{18.04}[/tex]

Step-by-step explanation:

The wording is a bit confusing, but i beleive it basically means that we're trying to find the length on a leg of a triangle with a leg length of 3 and a hypotenuse of 5.2

if we write this out as an equation, it gives us:

[tex]5.2^{2}-3^{2}[/tex]

If we then simplify this, we get 27.04 - 9, which then simplifies to 18.04.

We then need to get the square root of this number to get the answer, thus the answer is [tex]\sqrt{18.04}[/tex]

i need help with this pls

Answers

Answer:

nah

Step-by-step explanation:

1/5x means x can be any varible plus 2, and 1/5 (x +2) means that you multiply 1/5 by x then add 2.

Answer:

No

Step-by-step explanation:

because [tex]\frac{1}{5\\\\}[/tex]x +2 is not the same as [tex]\frac{1}{5\\}[/tex](x+2)

So I'm doing math and I could use some help.

Windows on the International Space Station are shown below. Suppose the long base of the window is 15.2 feet and the short base is 11.2 feet. The perpendicular height from one base to the other base is 8.4 feet. Draw one of the trapezoid-shaped windows on grid paper and label its dimensions. Describe the process you would use to find the area of one trapezoid-shaped window.


I already answered this question, but I just wanted to give you an idea on what i'm working with. This was my response:

Area of trapezoids = (base 1 + base 2) × (height ÷ 2)

(15.2 + 11.2) × (8.4 ÷ 2) = 110.88

The area is 110.88 feet²


Now this is the question I need help on:

Calculate the area of the window using the dimensions given in Part A. Show your work and explain your reasoning.


(20 points)

Answers

Answer: I'm confused... sorry couldn't help

pls help me i'll give the brainlist or whatever it is to the first correct answer. pls NO LINKS.

Answers

Answer:

628 hope it helps

Step-by-step explanation:

628 hope it right

ite

The sides of a triangle are x, x+2, and x+5. What is the perimeter?
Combine like terms.
plesee help

Answers

Answer: it = 3x+7

Step-by-step explanation:

if u add them all up x+x+2+x+5

combine like terms

it = 3x+7

The answer is 2+2=4 then 5+5=10 10+4=14x

A teacher surveys a sample of students from Lake Middle School. He asks the students where they’d like to go for a field trip. He records these results: 80 choose the aquarium. 60 choose the science center. 30 choose the planetarium. 40 choose the farm. The teacher wants to figure out the relative frequency of a student choosing the aquarium. He will then estimate how many students out of all 1000 at the school are likely to choose the aquarium. Answer the questions to solve the problem. 1. How many students did the teacher survey? Write your answer in the space below. 2. What is the relative frequency of a student choosing the aquarium? Give your answer as a decimal rounded to the nearest hundredth. Show your work. Write your answer in the space below. 3. Suppose the teacher surveys one student at random. Based on the survey results, what is the estimated probability that the student chooses the aquarium? Write your answer in the space below. 4) Write and solve a proportion that the teacher can use to estimate how many students in the whole school would choose the aquarium. Show your work. Write your answer in the space below.

Answers

Answer:

https://brainly.in/question/30560329

Step-by-step explanation:

Those are the answers I found on brainly

Another Challenge! Just so you know there are 2 files that I attached!

Answers

Answer:

option 1

Step-by-step explanation:

because it does the total amount of time outstide each day

Answer:

Option 1

Step-by-step explanation:

210 minutes  total = 3.5 hours

Match the verbal statement to the correct value.

One–third of the product of −8 and 9
Half the sum of 8 and −6
Three times the sum of 12 and −6
One-fifth the product of 1 and −5
Five times the sum of −8 and 4

Answers:

-24
-20
-1
1
18

Answers

Answer:

down below.

Step-by-step explanation:

One–third of the product of −8 and 9 = -24

-8(9) = -72

-72 / 3 OR -72(1/3) = -24

Half the sum of 8 and −6 = 1

8 + (-6) =2

2 / 2 = 1

Three times the sum of 12 and −6 = 18

12 + (-6) = 6

6 * 3 = 18

One-fifth the product of 1 and −5 = -1

1(-5) = -5

-5/5 = -1

Five times the sum of −8 and 4 = -20

-8 + 4 = -4

-4 * 5 = -20

1. -24
2. 1
3. 18
4. -1
5. -20

Your teacher decides to determine groups in your class by pulling names out of a hat and not replacing them. What type of even is this?

Answers

Answer:

Social Loafing

Step-by-step explanation:

In social psychology, social loafing is the phenomenon of a person exerting less effort to achieve a goal when they work in a group than when working alone. It is seen as one of the main reasons groups are sometimes less productive than the combined performance of their members working as individuals.

The event is an example of a combination.

What is a combination?

It is an arrangement of a set of numbers from a total set where the order of the set is not relevant.

We have,

This event is an example of a non-replacement or non-independent event.

In probability theory, an event is said to be non-replacement or non-independent if the outcome of a previous event affects the outcome of the current event.

In this case,

Once a name is pulled out of the hat, it is not replaced, meaning that the probability of pulling out a certain name changes with each draw.

For example, if a name is pulled out of the hat, the probability of pulling out that same name again decreases because it is no longer in the hat.

Therefore,

This event is non-replacement or non-independent.

Learn more about combination here:

https://brainly.com/question/14355408

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What is the slope of a line that passes through the points (–3, 2) and (–6, 5)?

Answers

Answer:

-1

Step-by-step explanation:

just do y2-y1 over x2-x1.

What's the answer for this???

Answers

x > 10.5 hope it helps x

Answer:

x > 10.5

Step-by-step explanation:

The point is on 10.5

The point is open which means that 10.5 is not included in the solution and we will be using < or >

The line is pointing towards numbers that are greater than 10.5 Which means that x is greater than 10.5

Hence, the answer is x > 10.5

Fairview High School has an anime (Japanese animation) club that any student can attend. The relative frequency table shows the proportion of students in the high school who take Japanese and/or are in the anime club.
Given that a student is in the anime club what is the likelihood that he or she takes Japanese

Answers

Answer: about 94%

Step-by-step explanation:

To find the probability we have to find the total number of students in the anime club because it is given that the student chosen is in the anime club, which is 0.16. This is our denominator.To find the numerator, we have to find the chance of kids taking Japanese and in the anime club, which is 0.15.Just divide- > 0.15/0.16 and you get the answer = 0.937 or about 94%.

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