Translate the sentence into an equation.
Twice the difference of a number and 2 is 9.
Use the variable w for the unknown number.

Answers

Answer 1

Answer:

2(w-2) = 9

Step-by-step explanation:

Check:

2w - 4 = 9

2w = 13

w = 6.5

2(6.5 - 2) = 9

2(4.5) = 9

9 = 9


Related Questions

If = 2x+1, what is the area of the circle?

Answers

Answer:

What is 2x+1 is equal to

??!

What is the equation of the line shown in this graph?

Answers

Answer:

y = -3 is the equation of the line shown in the graph.

Step-by-step explanation:

Hope this is helpful.

Answer:

The equation is y= -3

Step-by-step explanation:

It's a constant function

NEED ANSWER ASAP!!!!!!!!
Find the slope from the following points:
(-4,2) (1,8)


-3/6
5/6
6/-3
6/5

Answers

8-2/1-(-4)=6/5. the correct answer is 6/5.

What is the slope of the line?

Answers

It’s 2/1 because it’s rise over run

Answer:

The slope of this line is 2.

Step-by-step explanation:

The slope of a line can be calculated using the formula (y1 - y2) / (x1 - x2).

We take two points from the line. I took the points (0, -3) and (2, 1).

Now we plug in the coordinates into the formula. (-3 - 1) / (0 - 2).

This simplifies to -4 / -2 which is equal to 2.  

What triangle congruence theorem could be used to prove that these triangles are congruent?

Answers

Answer:

side angle side theorem

Step-by-step explanation:

I NEED HELP! ITS FOR A GRADE

Answers

In short the answer is 5/25 or 1/5 either works.

Find the slope of the line.

Answers

Answer:

-1/3

Step-by-step explanatition

the slope goes down to the right, so it is negitive. It goes down x by 3, and down y by 1. slope = y/x , slope = -1/3

14. What is 7/4 as a mixed number?
A. 1 3/4
B. 1 7/4
c. 1 1/4
D. 3/4

Answers

Answer:

A

Step-by-step explanation:

7/4 means you have one whole 1 and 3 left over

Answer:

A

Step-by-step explanation:

7/4 as a mixed number can be written as 1 3/4.

can u please help me with this

Answers

Answer:

1/4

1/6

7/10

3 7/8

2 5/7

3 1/9

PLEASE HELP ME ITS 9TH GRADE MATH

Answers

Answer:

(-0.5,0)

Step-by-step explanation:

plz help with this i will pick anyone to be my freind

Answers

Answer:

Sir download a math app, I cant see this picture its to blury but ill help next time please make sure the question it clear.

Step-by-step explanation:

Answer:

can barely see the questions but to find slope the equation is

[tex] \frac{y2}{x2} - \frac{y1}{x1} [/tex]

Which of these graphs represent the solution of the inequality q - 2 ≤ 0 ?

Answers

Answer:

its iii you gotta get the -2 to the other side so add it and you get q<= 2 and its equal to or less than and iii has the filled in dot while i doesnt

What is the greatest common factor (GCF) of 50 and 72?

Answers

Answer:

2

Step-by-step explanation:

Factors for 50: 1, 2, 5, 10, 25, 50

Factors for 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

Both share factors 1 and 2, therefore your final answer is 2 since it's the greatest digit in this case.

what are the factor of 25
A.2,4,6,8,10
B.5,10,15,20,25
C.1,5,5
D.3,6,9​

Answers

ANSWER: 1,5 and 25
It’s not in the answers given above
25 can be divided by 5 and 5, and of course 1, so it’s c

Determine the exponential function that satisfies the given conditions.
The initial mass is 0.8 g and it is halving every 5 days.

Answers

Answer: 0.8(.50)^t/5

Step-by-step explanation:

P(t)= p^0(1+-r)^t

0.8= initial mass

.50= 100/2-> halving

t/5= how many times for every 5 days

175 calories in 12 oz

Answers

Answer:

The answer is 14.58

Step-by-step explanation:

Please mark brainliest and hope this helps!

Answer:

Unit rate is 14.58 cal/oz.

Given:

total calories = 175

total ounces = 12

Simply divide the total number of calories by the total number of ounces to get the unit rate of calories per ounce.

175 calories ÷ 12 ounces = 14.58 calories per ounce.

Step-by-step explanation:

Factor the expression
x2-12x-28

Answers

Answer:( − 14 ) ( + 2 )

Step-by-step explanation:

make 'd' the subject of the formula C= πd​

Answers

Answer:

  d = C/π

Step-by-step explanation:

Divide both sides of the equation by the coefficient of d.

  C/π = (πd)/π

  C/π = d . . . . . . . simplify

You probably want this written as ...

  d = C/π

A decimal that contains digits that continue forever in a pattern is called a (n) decimal

Answers

Its a repeating decimal

What is the value of t?t−122=3t2−3t=−3t=−1t = 1t = 3

Answers

No solution

There is no answer that makes the equation true.

which quadrant is the ordered pair (-5.5,3) in?
PLEASE HELP!!!! I WILL GET IN TROUBLE!!!!!!!!!!

Answers

Answer

Step-by-step explanation:

quad 1=+,+

quad 2= -+

quad 3= -,-

quad 4= +,-

Solve the equation
3x²-17x+10=0

Answers

Answer:

(3x-2) (x-5)

Step-by-step explanation:

30 = -15 X -2

-17 = -15 + -12

3x2 - 15x - 2x +10

factorise

3x(x-5) - 2(x-5)

(3x-2) (x-5)

3x+4y-12=0
make y the subject of the equation ​

Answers

The answer:
Y = -3 + 3x/4

Answer:

y = -¾x + 3

Step-by-step explanation:

Given the equation in standard form, 3x + 4y - 12 = 0, we must isolate the y in order to make it the subject of the equation.

The first step is to add 12 to both sides of the equation:

3x + 4y - 12 + 12 = 0 + 12

3x + 4y = 12

Next, subtract 3x from both sides:

3x - 3x + 4y = - 3x + 12

4y = -3x + 12

Lastly, divide both sides by 4 to isolate y:

[tex]\frac{4y}{4} = \frac{-3x + 12}{4}[/tex]

y = -¾x + 3

Steve worked 3.7 hours yesterday and 5.5 hours today. He makes $14.50 per hour. How much money did he earn for both days?

Answers

Answer:

Step-by-step explanation:

first u poop then u do the WAZP

A recipe for pasta noodles calls for 12 eggs for every 8 cups of flour. How many eggs are needed when 2 cups of flour are used?

Answers

Answer:

3 eggs

Step-by-step explanation:

12/8 = 1.5 eggs per cup of flour and so, multiplied by 2, 3 eggs.

help me brain pt Part 3

Answers

Answer:

4,7

Step-by-step explanation:

Answer:

I'm pretty sure the answer is 28. you take 4x7 and that gives you the answer

One fifth of the earths atmosphere is oxygen. What fraction is not oxygen?

Answers

Answer:4/5ths hope this helped hunny boo!✨

A square shed has sides that are 8 feet long. What is the
sheo's perimeter?

Answers

Answer:

ok so if it's a square means all sides are equal so yo get perimeter you add all sides so 8 plus 8 plus 8 plus 8 equals 32 so 32

Side of square shed = 8

[tex]Perimeter \: of \: square\: = 4 \times a \\ = 4 \times 8 \: feet \\ = 32 \: feet[/tex]

- BRAINLIEST answerer

what is the importance of derivative classification?

Answers

Answer:

Classifying information helps to protect our national security

#Brainly lovers

The importance of derivative classification lies in its role in safeguarding sensitive information and ensuring national security. Derivative classification involves the process of determining the level of classification of information that is derived from a primary source.

what is the importance of derivative classification?

Derivative classification is an essential aspect of information security and classification systems. It involves assigning the appropriate level of classification to information that is derived from a primary classified source. This process ensures that the derived information is protected and handled with the same level of care as its source material.

The importance of derivative classification lies in several key factors. Firstly, it helps prevent unauthorized disclosure of sensitive information. By classifying derived information, access to it can be controlled, limiting its availability to individuals with appropriate security clearances. This restriction ensures that only authorized personnel can access and handle the information, reducing the risk of it falling into the wrong hands.

Derivative classification promotes information sharing within authorized channels. When information is properly classified, it can be shared securely among individuals or organizations that have the necessary clearances. This controlled sharing allows for effective collaboration and coordination among different entities while maintaining the confidentiality of the information.

Read more about derivative classification here: https://brainly.com/question/18383880

#SPJ6

Which table represents a linear function?
х
X
1
у
1
х
1
y
7
1
y
1
2
1
1
2
2
2
3
4
9
13
21
3

1
2
1
3
1
4
3
4
2
O
4
Х
1
у
0
2
3
4.
6
16
30

Answers

The first one, 1/2, 1, 1 1/2, etc.

By computing the difference between consecutive y-values of the table, we can see that the one that represents a linear function is the first one (from the left).

How to identify the linear function?

A linear function is written as:

y = a*x + b

Where a is the slope and b is the y-intercept.

Notice that if we evaluate this in x + 1, we get:

y = a*(x + 1) + b = (a*x + b) + a.

So for each increase of 1 unit in the x-variable, we must have an increase of a units in the y-variable.

So you need to see that the difference between the consecutive values of y on the tables is a constant. The only table that meets this condition is the first one, where the common difference is 0.5, so the table that represents a linear function is the first one (from the left).

If you want to learn more about linear functions, you can read:

https://brainly.com/question/4074386

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