Two thirds of a number decreased by eighteen is negative twenty-four.

Answers

Answer 1

Answer:

Step-by-step explanation:

Let the number be x

Two thirds of the number is expressed as ;

[tex]\frac{2}{3} * x\\\frac{2x}{3}[/tex]

The number decreased by 18:

[tex]\frac{2x}{3} - 18[/tex]

If the resulting value is equal to 24;

[tex]\frac{2x}{3} - 18 = 24[/tex]

solve the resulting expression for x

[tex]\frac{2x}{3} - 18 = 24\\\frac{2x}{3} = 24+18\\\frac{2x}{3} -= 42\\2x = 3*42\\x = 126/2\\x = 63[/tex]

Hence the unknown number is 63


Related Questions

Is -2/3 a rational, irrational, whole, natural, or integer number?
(ik its a integer. you can also choose more then one)

Answers

Answer:

it is an integer! yes ik u know that but most teachers want it to be in the smallest group u can put it in but other than that it is a real number and it is rational! A whole number is a number that is a counting number like 0,1,2,3 a natural number is a whole number without 0 like 1,2,3 a irrational number is a number that is a repeating decimal which this number isn't

If this is correct please mark me as the brainiest

Step-by-step explanation:

Mean Height of Men A formal hypothesis test is to be conducted using the claim that the mean height of men is equal to 174.1 cm. What is the null hypothesis, and how is it denoted? What is the alternative hypothesis, and how is it denoted? What are the possible conclusions that can be made about the null hypothesis? Is it possible to conclude that "there is sufficient evidence to support the claim that the mean height of men is equal to 174.1 cm"?

Answers

Answer:

Null hypothesis is; H0: μ = 174.1 cm

Alternative hypothesis is; Ha: μ ≠ 174.1 cm

No, it's not possible to conclude that there is enough evidence to support the claim.

Step-by-step explanation:

We are told that the A formal hypothesis test is to be conducted using the claim that the mean height of men is equal to 174.1 cm.

This means that the null hypothesis is;

H0: μ = 174.1 cm

Now, the alternative hypothesis would state the opposite of the null hypothesis. Thus, alternative hypothesis is;

Ha: μ ≠ 174.1 cm

The possible conclusions to make is that we can either reject the null hypothesis or fail to reject the null hypothesis.

Since we don't have value of test statistic and degree of significance, we cannot conclude that "there is sufficient evidence to support the claim that the mean height of men is equal to 174.1 cm"

HELP PLSSS asappppppp

Answers

Answer:

Its the second option

Step-by-step explanation:

Answer:

option 2

Step-by-step explanation:

4/3 is the correct answer

MATH PLEASE HELP ASAP

Answers

Answer:

1. X=7

2. x=2

Step-by-step explanation:

At its closest distance, the moon is approximately 3.6 × 105 km from Earth. Mars, at its closest distance, is approximately 5.57 × 107 km from Earth. How much farther is the distance from Earth to Mars than from Earth to the moon? Express your answer in scientific notation.

Answers

Answer:

The answer is 5.534 x107km

Step-by-step explanation:

the answer is;ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

WhIch exPLANATION bES mODELS tHE daTA sHOwN in tHE sCaTTER pLOT y=x-3

Answers

Answer:

A Scatter (XY) Plot has points that show the relationship between two sets of data.

In this example, each dot shows one person's weight versus their height.

(The data is plotted on the graph as " Cartesian (x,y) Coordinates ")

Example:

The local ice cream shop keeps track of how much ice cream they sell versus the noon temperature on that day. Here are their figures for the last 12 days:

Ice Cream Sales vs Temperature

follow me and make me as brilliest.....

Answer the following questions:
a. How much is $5,500 decreased by 6%?

b. What number is 22% more than $12,787?

c. $225 is what percent more than $50?


Please help me and got more answers

Answers

$330
$15472.27
22%
There you go

It is known that 10% of the items produced by a certain machine end up having a flaw. If we select 7 items from the production line, a) What is the probability that at least one of them has a flaw? Part b) What is the probability that exactly three of them has a flaw?

Answers

Step-by-step explanation:

p = 0.1, q = 0.9, n = 7

a) Use complementary probability.

P(at least 1) = 1 − P(0)

P(at least 1) = 1 − (0.9)⁷

P(at least 1) = 0.522

b) Use binomial probability.

P = nCr pʳ qⁿ⁻ʳ

P(3) = ₇C₃ (0.1)³ (0.9)⁴

P(3) = 0.023

What is the absolute value of -7.8

Answers

Answer:

| -7.8. | = 7.8

Step-by-step explanation:

The symbol for absolute value is two straight lines surrounding the number or expression for which you wish to indicate absolute value.

What are the like terms of 4x+5-8 ?

Answers

Answer:

There are no like terms

Step-by-step explanation:

Like terms are when you have the same variable on both sides which you dont have

There are total 360 degrees around a point

True
False

Answers

The answer is true, i hope

Answer:

True

Step-by-step explanation:

Henry has $ 21.50 to ride the trolley around San Francisco this week .It will cost him $ 0.50 every time he rides .Identify the dependent variable and independent variable.

Answers

Answer:

Dependent: Cost of the ride.

Independent: Number of rides.

Step-by-step explanation:

The independent variable is the variable what we change and the dependent variable is the variables which changes because of that changes.

Here the total cost of the ride changes for any change in the number of rides.

 So the number of rides is the independent variable, and the total cost of the ride is the dependent variable

The student population of JBMS increased from 1,250 students in 2010 to 1,400 students in 2020. What is the percent increase in the number of students?

a. 12.5%

b. 15%

c. 150%

d. 12%

Answers

1,400 - 1,250 = 150

150/1250 = 0.12

0.12 x 100 = 12%

Population increased by D. 12%

What will be the area of triangle with base
10 cm and height 4.5 cm?​

Answers

Answer:

Area of triangle = 1/2*b*h

= 1/2*10*4.5

= 1/2*45

= 45/2

= 22.5

21. How many different integers can have the same absolute
value?
Give an example.

Answers

2 integers at a time!

62 - 28 = 60 - 30 true or false​

Answers

Answer:

62-28=34, and 60-30=30, so it will look like this...

34=30

This is false because 34 is greater then 30

Step-by-step explanation:

Answer:

False, hope it helps :)

Step-by-step explanation:

62 - 28 = 34, 60 - 30 = 30

The nine cats in a pet store were weighed. Their weights (in pounds) are given below. 1, 4, 9, 2, 1, 1, 4, 1,1 Find the range and the mode for the data.

Answers

Answer:

Range: 8 Mode:1

Step-by-step explanation: Range is the greatest minus the largest number. Mode is the number that shows up the most. :)

Which point on the number line represents the product (5)(-2)(-1)?
I need it ASAP

Answers

The correct answer is D. Point D

Answer:

point D

Step-by-step explanation:

What is 3.9 rounded to the nearest whole number?

Answers

Answer:

4

Step-by-step explanation:

Answer:

4

Step-by-step explanation:

5 or more round up

4 or less round down

9 is more then 5 so it is rounded up

3.9 is rounded up to 4

I don’t know please help thanks much please don’t take advantage

Answers

Answer:

8.61

8 61/100

Step-by-step explanation:

im not 100 percent sure tho

i hope it helps

Answer:

that is 8.61 as a decimal and 861/100 as a fraction.

Step-by-step explanation:

In golf, shooting par is scored as a 0. A score of 2 below par on a hole in golf is called an eagle. Jacob’s friend Michelle scored an eagle on each of her first five holes.
Explain how you would use addition to find the product of –2 and 5 using the integer tiles and the number line.

Answers

Answer:

what's the integer tiles you would add 5 groups of negative 2 tiles or removed two groups of five positive tiles on the number line you would Bounce by 5 to the left

Step-by-step explanation:

hope this helps :)

Jacob’s friend Michelle scored -10 by use addition and product of –2 and 5 using the integer tiles and the number line.

What is an integer tile?

Integers tiles are one way of using a material representation to introduce the concept of adding and subtracting.

Now it is  given that every time an eagle score, score of 2 below par on a hole i.e -2.

Since jacob scored first 5 holes,

Using the integer tiles :

Drawing 2 tiles each time an eagle is scored:

-2 + - 2 + - 2 + - 2 + - 2 = - 10

Using number line:

Each unit on the number line = - 2

This give ls a unit step 5 times to the left,

-2 + - 2 + - 2 + - 2 + - 2 = - 10

Now using multiplicative property,

–2 and 5 when multiplied also gives -10

or, -5 and 2 when multiplies also gives -10.

Hence, Jacob’s friend Michelle scored -10 by use addition and product of –2 and 5 using the integer tiles and the number line.

More about integer tile :

https://brainly.com/question/19580446

#SPJ2

What is the domain of the set of ordered pairs above?
OA.
{-1, 0, 5, 10}
B.
{-1, 10)
OC.
{1,-1, -11, -21)
D.
{-1, 1)

Answers

Answer:

A. {-1, 0, 5, 10}

Step-by-step explanation:

Given:

(-1, 1), (0, -1), (5, -11), (10, -21)

Required:

Domain of the set of the above ordered pairs

SOLUTION:

Domain of any set of ordered pairs includes all the x-values in the set of ordered pairs, while the y-values in the set of the ordered pairs makes up the range.

The first value in an ordered pair is the x-value while the second is the y-values, i.e. (x, y).

Therefore, the domain for the given set of ordered pairs is:

{-1, 0, 5, 10}.

The correct option is A.

Question:

What is the domain of the set of ordered pairs above?

A.  {1, -1, -11, -21}

B.  {-1, 1}

C.  {-1, 0, 5, 10}

D.  {-1, 10}

Answer:

C.  {-1, 0, 5, 10}

x2 − 2x − 4 = 0 quadratic formula

Answers

Answer:

x=±1.73205i

Explaination

a teacher has 1/4 gallon of milk he pours the milk into 5 glasses for each children each child receives the same amount of milk and there is no milk left over how much milk in gallons did each child due tomorrow pls answer :)

Answers

Answer:

1/20

Step-by-step explanation:

Each child got 1/20 gallon of milk, because 1/20 * 5 is 4/20, which can be simplified to 1/4.

208−5x−20−5x simplify and solve please

Answers

Answer:

−10x+188

Step-by-step explanation:

Bruh, easy. Just simplify it.

A temperature recorded in antarctica was -116 degrees fahrenheit. The teMPTURE rECORED iN tHE sHArA dESERT iS 131 dEGREES fAHRENHEIT. HOW maNY dEGREES wARMER iS 131 dEGREES fAHRENHEIT tHAN -116 dEGREES fAhRENHEIT

Answers

Step-by-step explanation:

Go from the negetive number to 0 to the positive number. -116 to 0 is 116. Then, 0 to 131 is 131. Do 116+131 then you will find your answer.

Hope this helps.  

A line passes through the points (4, -1) and (2,3)what is the slope of the line

Answers

Answer:-1/2

Step-by-step explanation:

4-2/-1-3=2/-4=-1/2

( please help ) Find the magnitude of the vector. Write your answer in simplified form

TAY

GO

6

4

NS

-10

-8

-6

-4

-2

0

2

4

6

8

10

-2

-4

-6

-8

-104

Answers

Answer:

The magnitude of a vector in  Rn

(if you're using dot product as inner product) is given by the square-root of the sum of the square of each coordinate of the vector

Step-by-step explanation:

The image of point F after a rotation of 180° counterclockwise around the origin is located at (8,-10)

What is rotation?

Rotation means the circular movement over the object around the center.

Rotation can be done in both directions like clockwise as well as              counter clockwise

It requires rotation implies negative magnitude

A counter clockwise turns has a positive magnitude.

here, we have,

to determine the image of F:

The coordinate of point F is given as:

F = (-8,10)

The rule of rotation by 180° counterclockwise around the origin is:

(x,y) -> (-x,-y)

So, we have:

F' = (8,-10)

Hence, the image of point F is located at (8,-10)

Read more about rotation at:

brainly.com/question/4289712

#SPJ7

Each morning librarians place 560 books on a book shelf in the school library. Each student that visits library that day takes exactly 3 books from this shelf. Let s be the number of students which visit library on a particular day. Let b be the number of books left on the shelf at the end of that day.
b
There are 150 students studying in this school. Use this information to find the domain of the function b(s).

Answers

Answer:

The domain of the function b(s) is

[tex]s\in[0,150][/tex]

Step-by-step explanation:

Given that, a total of 560 books is added to the book shelf each morning.

[tex]s[/tex] be the number of the students who visit the library on a particular day and takes exactly 3 books from this shelf.

So, the number of books they take from the shelf is 3s.

The number of remaining books the shelf [tex]=560-3s[/tex].

As , given that [tex]b[/tex] be the number of books left on the shelf at the end of that day, so the required function, [tex]b(s)[/tex], is

[tex]b=560-3s\;\cdots(i)[/tex]

As there are 150 students in the school. So, if no one will go to the library, than [tex]s=0[/tex] which is the minimum value, and if all goes to the library , than [tex]s=150[/tex] which is the maximum value of [tex]s[/tex].

So, the possible value of s is:

[tex]0\leq s\leq150\;\cdots(ii)[/tex]

Now, as there is no book left or there are some books left the negative value of [tex]b[/tex] is not possible. So,

[tex]b\geq0[/tex]

[tex]\Rightarrow 560-3s\geq0[/tex] [fron equation (i)]

[tex]\Rightarrow s\leq 560/3[/tex]

[tex]\Rightarrow s\leq 186\frac{2}{3}[/tex]

as s id the number of students which cant be a fractional value, so the possible nearest value is,

[tex]s\leq 186\;\cdots(iii)[/tex]

From the equations (ii) and (iii), the domain of the function [tex]b(s)[/tex] is

[tex]s\in[0,150][/tex]

1. A cab driver charges a flat rate of $7 for the first mile driven and $2 for every mile after that. If the
cost of the cab ride is modeled by the expression 7 + 2(x - 1). What does (x - 1) represent?

Answers

Answer:

The number of miles driven after

Step-by-step explanation:

is how much they charge flat out

2 dollars for each mile after the first

x-1 tells you how many miles they have driven after the first

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