Write the statement below as a math expression



twice the difference of a number and eight

A.
2n+8

B.
2n-8

C.
2(n+8)

D.
2(n-8)

Answers

Answer 1
D. 2(n-8)

The difference of a number and eight is separate from being multiplied by 2 which is why you would use parenthesis.

Related Questions

Find the y-intercept of the following equation. Simplify your answer. y = 8x + 10 y-intercept=​

Answers

Answer:

10

Step-by-step explanation:

IT'S TIMED NEED HELP ASAP!! Find the measure of angle C

Answers

Answer: 250 degrees

Step-by-step explanation:

Answer:

[tex]x=\frac{1}{7}[/tex]

15(1/7)+5= 7.14 (rounded o the nearest hundredths)

I hope this is good enough:

Alex and Freddy collect stamps. The number of stamps in Alex’s collection is in ratio 3:5 to the number of stamps in Freddy’s collection. If Freddy gives Alex 10 stamps, the ratio will change to 7:9. How many stamps are in both collections together?

Answers

suppose Alex has 3x stamps, Freddy has 5x stamps. After Freddy gives Alex 10 stamps, Alex has 3x+10 while Freddy has 5x-10
the new ratio is 7 to 9, so we have the equation: (3x+10)/(5x-10)=7/9
9(3x+10)=7(5x-10)
27x+90=35x-70
160=8x
x=20
So Alex has 3*20=60 stamps while Freddy has 5*20=100. Together they have 160

Help me with this question.
Jaclyn has $120 saved and earns $40 each month in allowance. Pedro has $180 saved and earns $20 a month in allowance.
If they both save their entire allowances, how long will it take before Jaclyn and Pedro have saved the same amount of money?
Enter your answer in the box.

Answers

Answer:

3 Months.

Step-by-step explanation:

1 Month: J = $160 P = $200

2 Months: J = $200 P = $220

3 Months: J = $240 P = $240

Determine whether the given equation has one solution, no solution, or infinitely many solutions.

2 - 3(x + 4) = 3(3 - x)

cannot be determined
one solution
no solution
infinitely many solutions

Answers

Answer:

one solution is your answer to the question

Answer:

Perform the indicated multiplication: 2 - 3x - 12 = 9 - 3x

Gather all the x terms on one side and all the constants on the other:

-3x + 3x = 9 + 12 - 2, or 0 = 19

since this is never true, 2 - 3x - 12 = 9 - 3x has no solution.

Solve for y: -5y + 6 = 16
A. -14/5
B. -2
C. 14/6
D. 2

Answers

Answer:

b

Step-by-step explanation:

i think it is b the answer is b

Plz help Asap!
A serval, an African wildcat, leaps high above the ground to pounce on its prey. The height of the serval above the ground in relation to the horizontal distance it travels, both measured in feet, is modeled by the given function.

What does the domain of the function represent in this situation?

A.
the horizontal distance the serval travels during its leap
B.
the height of the serval along the path of its leap
C.
the horizontal distance at which the serval reaches its maximum height above the ground
D.
the maximum height the serval reaches above the ground

Answers

Answer:

A. the horizontal distance the serval travels during its leap

Step-by-step explanation:

In this situation, the height along the path that the serval leaps is represented on the y-axis (range value), as against its corresponding horizontal distance on the y-axis (domain value) during the course of its leap.

Therefore, in this situation, the the horizontal distance the serval travels during its leap is the domain of the function.

What si the answer of Y = 7x -3 for x

Help

Answers

Answer:

[tex]x=\frac{1}{7}y+\frac{3}{7}[/tex]

Step-by-step explanation:

[tex]y=7x-3[/tex]

[tex]7x-3=y[/tex]

[tex]7x-3+3=y+3[/tex]

[tex]\frac{7x}{7}= \frac{y+3}{7}[/tex]

[tex]x=\frac{1}{4}y+\frac{3}{7}[/tex]

If a cell is placed in a _____ solution, it will cause the cell to swell.

Answers

Answer:

A hypotonic solution causes a cell to swell, whereas a hypertonic solution causes a cell to shrink.

Lastly solve |5x-7|= -3

Answers

Answer:

there is no number to plug into x cause you can't have a negative number if it is absolute value cause that makes everything positive

What is an equation of the line that passes through the points (-1, 1) and
(-2,-4)?

Answers

Answer: The equation is y=5x+6

Step-by-step explanation:

Answer:

y=5x+6

Step-by-step explanation:

(-1,1) and (-2,-4)

i need hep plsss T-T
what is 5/6 rounded to the nearest hundredth?

Answers

Answer:

0.83

First, we convert the fraction to a decimal number by dividing the numerator by the denominator:

5 / 6 = 0.833

There are two parts to the decimal number above:

Integer Part: 0

Fractional Part: 833

Now, we will make the Fractional Part just two digits (nearest hundredth) by using our rounding rules.*

In this case, Rule I applies, so 5/6 (or 0.833) rounded to the nearest hundredth in decimal format is:

0.83

Suppose that
g(x) = f(x)•h(x),
f(3) = 6,
h(3) = 2,
h'(6)=4,
h'(3)=15 and
f'(3) = 8.
Find g(3).

(A) 32
(C) 106
(B) 8
(D) 60

Answers

Answer:

g(3) = 6*2 = 12

Step-by-step explanation:

In this problem you're given more information than is necessary to solve it.  

g(x) = f(x)*h(x) is the product of functions f and h.

If x has the value 3, then:

f(x) = f(3) = 6, h(x) = h(3) = 2.  Thus, when x = 3 we have g(x) = g(3) = 6*2 = 12

The value of g(3) using g(x) = f(x)·h(x) is 12.

Given that, g(x) = f(x)·h(x).

What is the function?

Functions are the fundamental part of the calculus in mathematics. The functions are the special types of relations. A function in math is visualized as a rule, which gives a unique output for every input x.

Put x=3 in g(x) = f(x)·h(x), we get

g(3) = f(3)·h(3)

⇒ g(3) =6×2

= 12

Therefore, the value of g(3) using g(x) = f(x)·h(x) is 12.

To learn more about the function visit:

https://brainly.com/question/28303908.

#SPJ2

Please help. Questions in the picture.

Answers

Answer:

Step-by-step explanation:

(2 , 0)  ; (0, 1)

Slope = [tex]\frac{y_{2}-y_{1}}{x_{2}-x_{1}}\\\\[/tex]

          [tex]= \frac{1-0}{0-2}\\\\=\frac{1}{-2}\\\\\\=\frac{-1}{2}[/tex]

m = -1/2 ; (2 , 0)

Equation of the line : y - y1 = m(x - x1)

                                  [tex]y - 0 = \frac{-1}{2}(x-2)\\\\ y = \frac{-1}{2}x - 2*\frac{-1}{2}\\\\\\ y = \frac{-1}{2}x+1[/tex]

slope = (-1/2)

y - intercept = 1

In which step did Helena make an error

Answers

Answer:

You have to post the picture so we can help.

Step-by-step explanation:

You and your mom enter a drawing with 3 different prizes. The prizes are
awarded at random.
If a total of 10 people entered the drawing, in how many ways can you win
first prize and your mom win second prize?
a. 8
b. 2
c. 10
d. 1

Answers

Answer:

The correct answer is 8.

Step-by-step explanation:

There are 2 ways that you can win first prize and your mom can win the second prize.

What is probability?

It is the chance of an event to occur from a total number of outcomes.

The formula for probability is given as:

Probability = Number of required events / Total number of outcomes.

Example:

The probability of getting a head in tossing a coin.

P(H) = 1/2

We have,

There are 10 people who entered the drawing.

Since the prizes are awarded at random, the probability of you winning the first prize is 1/3, and the probability of your mom winning the second prize is 1/2.

We can use the multiplication principle of counting to find the number of ways that you can win first prize and your mom can win the second prize.

The number of ways that you can win first prize is 1 since there is only one first prize and you are one of the 10 people who entered.

Once the first prize winner is chosen, there are 9 people left, and the number of ways that your mom can win the second prize is 1 out of 9.

The total number of ways that you can win first prize and your mom can win the second prize is:

1 × 1/3 × 1/2 × 9 = 3/2

However, the answer cannot be a fraction or decimal, since we are counting the number of ways in which events can occur.

Therefore, we round up to the nearest integer and get:

3/2 ≈ 2

Therefore,

There are 2 ways that you can win first prize and your mom can win the second prize.

Learn more about probability here:

https://brainly.com/question/14099682

#SPJ7

Can someone please help? I will give Brainliest. ​

Answers

Answer:

Ask your mom and she might tell you

Step-by-step explanation:

Answer:

ye

Step-by-step explanation:

If a dog weighs 240 ounces, how many grams does the dog weigh?

Answers

Answer: If the dog weighed 240 ounces it would weigh 6803.89 grams

Step-by-step explanation:


2. Solve for y
-4y -20 +19= -y + 17


i need someone to answer this it’s due by midnight

Answers

Answer:

y= -6

Step-by-step explanation:

The answer is y=-6 was

There are 18 tires on one truck. How many tires are on 3 trucks of the same type

Answers

Answer:

54 tires

Step-by-step explanation:

Just multiply 18 and 3 to get the answer of 54.

Answer: 54

Step-by-step explanation: 18x3=54 should be correct just used a calculator :)

What is 64.2 multiplied by 0.25

Answers

Answer:

16.05

Step-by-step explanation:

multiplication

Answer:

16.05

Step-by-step explanation:

3(2+q)+15 simplified

Answers

Answer:

6+ 3q+15

Step-by-step explanation:

I hope this is what you needed!

Question 7 of 25
If two line segments have the same length, which of the
following must be true?
A. They form a right angle.
B. They are congruent.
ht
C. They are equal.
O D. They share an endpoint.

Answers

i think B. they are congruent?

PLEASEEEE 10 points

Answers

Answer

7?

Step-by-step explanation:

In 2015 the population of 895 quail increases at an annual rate of 3.5%. In writing an
exponential function to model the quail population, using f(t) = a(b)+ what is the value
of a
?
and b =


Please help!!

Answers

Answer:

y=895•1.07^x Y is the population of quails and X is the amount of years that have passed.

Step-by-step explanation:

hope this helps

Which expression is the factored form of
X2-7x + 10?
O (x + 3)(x + 4)
O (x - 3)(x-4)
O (x-2)(x - 5)
O (x + 2)(x + 5)

Answers

Answer: It’s C on edge. Have a nice day :)

Step-by-step explanation:

10³ ÷ (25×4) = Please​

Answers

Answer:

10

Step-by-step explanation:

Answer:

10

Step-by-step explanation:

10³ ÷ (25×4)

1000 ÷ 100 = 10

Peter bought 8 lemons for $6,. Each lemon was the same price.
What was the cost for 1 lemon?

Answers

Answer:

.75 cents

Step-by-step explanation:

The toy rocket is how much inches long?

Answers

Answer:

10.4

Explanation:

If you zoom in closely you can see the toy rocket is at the 4th tick on the ruler, so this would make the toy rocket 10.4 inches long!

7. Two people enter a whispering gallery t want to know where they should stand so they can hear other people whisper. The gallery is too fast wide and the vertical distance from their head to the peak of the ceiling is 30ft.​

Answers

Answer: Just get closer

Step-by-step explanation:

Walk next to someone to hear them left foot right foot towards them.

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