How many numbers are a units away from 0, if a>0

Answers

Answer 1

The number of numbers which are a units away from 0, if a>0 is; 2 numbers

Number line and positive numbers

According to the questions;

The given premises is that a>0.

Hence, it follows that, the numbers which are a units away from 0 on the number line are;

+a and-a.

Ultimately, only two numbers; +a and -a are a units away from 0.

Read more on number line;

https://brainly.com/question/24644930

Answer 2

Answer:

2 numbers

Step-by-step explanation:


Related Questions

What’s the correct one? I have no idea please help

Answers

Answer:

22π cm³

Step-by-step explanation:

Let's start with the formulas for volume:

volume of cylinder = πr²h

volume of cone = (1/3)πr²h

Notice the formulas above for the volume of a cylinder and the volume of a cone. The only difference is that the volume of the cone has the fraction 1/3 multiplying the rest, and the rest is exactly the same as in the volume of the cylinder.

That means that if a cylinder and a cone have the same radius and height, the volume of the cone is 1/3 the volume of the cylinder.

Here, the cylinder and cone do have the same radius and height. That means the volume of the cone is 1/3 the volume of the cylinder.

The volume of the cylinder is 66π cm³.

The volume of the cone is 1/3 of that volume, so divide 66π cm³ by 3 to find it.

volume of cone = 66π cm³ / 3 = 22π cm³

Answer: 22π cm³

Solve each system by using substitution.

Answers

Answer:

1: I think 14

Step-by-step explanation:

Answer:

See below.

(-1,-3), (1,-4), (1,-2)

Step-by-step explanation:

See the attached image.  One may also graph the equations and find the point they intersect (attached).

What are the dimensions of a rectangle with an area of 18 square inches and a perimeter of 18 inches? A) 9 in. x 2 in.B) 5 in. x 4 in.C) 6 in. x 3 in.D) 8 in. x 1 in.

Answers

Answer:

C

Step-by-step explanation:

Area: [tex]6 \times 3 = 18[/tex]

Perimeter: [tex]2 \times (6 + 3) = 18[/tex]

Answer:

C) 6 in. x 3

Step-by-step explanation:

area of rectangle: length * widthperimeter of rectangle: 2(length + width)

using the formula:

area:

6 * 3

18 in²

perimeter:

2( 6 + 3)

2(9)

18 in

Hence proved that C is the right answer.

a triangular sail has a base of 5m and a height of 10 m if the canvas costs 18 dollars a square meter, find the cost of canvas to make a sail

Answers

Answer:

$450

Step-by-step explanation:

Start by finding the area of the triangular sail.

[tex]A=\frac{1}{2}bh[/tex]

Substitute the given lengths into the equation:

[tex]A=\frac{1}{2}*5*10\\A=5*5\\A=25m^2[/tex]

Now, multiply this by 18 dollars per square meter.

[tex]25m^2(\frac{18}{1m^2})=25*18=450[/tex]

What is the domain of 2x+4/x^2-4

Answers

Answer:

(2*(x^3-2x^2+2))/(x^2)

simplify, the fraction 24/36

Answers

Step-by-step explanation:

24/36

=2/3

Hope it helps

Answer:

2/3

Step-by-step explanation:

12×2 = 24

&

12×3 = 36

=2/3

(would appreciate it if you could mark me the brainliest :))

James is seeking a loan with a simple interest rate of 3% per year. If he wants to borrow $8,000, then how much will he be charged in interest after 4 years?

Answers

Answer:

960

Step-by-step explanation:

I used a calculator but its 3% of $8,000 (which I'm pretty sure is 8,000 divided by 3) x 4 so in that's 240x4 which equals 960. Hope this helps have a good day!

Answer:

$960

Step-by-step explanation:

Simple interest is interest that goes up the same amount each period. The formula for simple is A=P(1+rt), where is A is the total amount, P is the principal (aka initial amount), r is the rate (in decimal form), and t is the time.

So, to solve we can use the equation, A=8000(1+0.03*4). In this equation A=8960, meaning that in 4 years the total amount owed, including the initial loan, will be $8960. Since the difference between the principal and the total amount is 960, $960 is the amount paid in interest.

what is 3 7/10+5 3/4+3/4 in simplest form

Answers

Answer:

10 1/5

Step-by-step explanation:

3 7/10 + 5 3/4 + 3/4

3 14/20 + 5 15/20 + 15/20

8 + 44/20

8 + 2 + 4/20

10 + 1/5

10 1/5

A number is the same as 16 less than 3 times itself. What is the number?

Answers

Answer:

-8

Step-by-step explanation:

-8 x 3 = -24

-24 is 16 units less than -8

Henry saved 25% of his paycheck last week. If his paycheck was $800, how much did he save?

this is almost due so i really need the help thank you

Answers

He saved $200.
25% as a decimal is 0.25. Since we want to find 25% of 800, we would have to multiply 800 * 0.25 to find the percent Henry saved.

800 * 0.25 = 200. :)

5+8 divided by 2

Someone pls tell me

Answers

Answer:

it's 6.5 5+8=13 divided by 2 is 6.5

Step-by-step explanation:

The answer to you’re question is 6.5 .

What is the future value if $18733 is invested at 5.1% for 10 years, compounded quarterly

Answers

Answer:

Step-by-step explanation:

The compound interest formula is [tex]P(1+r/n)^{nt}[/tex]

P: the initial amount of cashr: interest raten: # of times that interest is compounded per time periodt: # of time periods

Known information:

P: 18733r: 5.1% or 0.051n: quarterly or 4t: 10 yrs

Now let's set up the equation:

  Future amount: [tex]18733 (1+\frac{0.051}{4} )^{4*10}[/tex] [tex]=31,095.49[/tex]

Thus the future amount is $31.095.49.

Hope that helps!

10(x-2)=-2(4/3+7x)
help please

Answers

Answer:

13/18 is  the correct answer to 10(x-2)=-2(4/3+7x)

Step-by-step explanation:

Hope this helps!!!

You need to paint your house to sell it. You can choose between two different painters, George and Henry. George will charge 90$ for the paint, and then $40 per hour. Henry will charge $120 for the paint and then $35 per hour.

After how many hours will the cost be the same?
If you estimate it will take about 10 hours to paint the room, who should you choose?

Answers

Answer:

At 6 hours the cost is the same. At 10 hours of service Henry is cheaper.

Step-by-step explanation:

This is simple. Follow my lead!

First we must create an equation for George

He charges $90 initially and then $40 per hour

So George's equation is:

[tex]y = 40x + 90[/tex]

Now let's find Henry's equation!

He charges $120 initially and then $35 per hour

So Henry's equation is:

[tex]y = 35x + 120[/tex]

1) To find when they will be the same, just set them equal to each other and solve for x.

[tex]40x + 90 = 35x + 120 \\ - 35x \\ 5x + 90 = 120 \\ - 90 \\ 5x = 30 \\ \div 5 \\ x = 6[/tex]

This means that when x = 6 or at 6 hours in the cost is the same!

2) Just solve both equations with x = 10

[tex]y = 40(10) + 90 \\ y = 400 + 90 \\ y = 490[/tex]

At 10 hours George's service costs $490!

[tex]y = 35(10) + 120 \\ y = 350 + 120 \\ y = 470[/tex]

At 10 hours Henry's service costs $470!

$470 is less than $490 so that means Henry is more cheaper!

Yay! We did it!

Brainliest Appreciated! If you have questions please don't hesitate to comment.

A crew of highway workers paved 2/15 mile in 20 min​
If they work at the same rate what portion of a mile will the pave in one hour

(Please explain your answer)

Answers

Answer:

6/15 or simplified 2/5

Step-by-step explanation:

id.k if this is right :))

A soccer ball has a radius of 11 cm. Using π ≈ 3.14 , what is the approximate volume of the soccer ball in cubic centimeters?

Answers

It can be noted that the volume of the ball which is a sphere will be 5572.45 cm³.

How to calculate volume

From the information given, the soccer ball has a radius of 11 cm. This will be calculated by using the volume of a sphere.

Volume = 4/3πr³

= 4/3 × 3.14 × 11³

= 5572.45 cm³

In conclusion, the correct option is 5572.45 cm³.

Learn more about volume on:

https://brainly.com/question/1972490

Avery bought 23 rainbow and balloon stickers for her little sister. The rainbow stickers cost 1 cent apiece and the balloon stickers cost 6 cents apiece. If Avery spent exactly 113 cents, how many of each type of sticker did she buy?

Answers

Answer:

5 rainbows and 18 ballons

Step-by-step explanation:

113 ÷ 6 = 18.83333

18 balloons

6×18 = 108 ( total amount of balloons)

113 - 108 = 5

first answer = brainliest

Answers

Answer:

e = -4

step-by-step explanation:

2e + 3 + 7 = 2

2e + 10 = 2

2e = 2 - 10

2e = -8

e = -8/2

e = -4

verification:

2e + 3 + 7

2(-4) + 3 + 7

-8 + 10

2 ... Therefore proved.

Answer:

e = -4

Step-by-step explanation:

2e + 3 + 7 = 2

2e + 7 = -1

2e = -8

e = -4

First I subtracted the 3 off both sides to keep the equation equal getting me -1. Then i subtracted off the 7 from both sides getting me -8. Finally, i divide both sides by 2 and get -4. E will equal -4.

Have an amazing day!!!

PLEASE RATE!!

What is an equation of the line that passes through the points (-5, -6) and (5, 6)?

Answers

Answer:

It would be -5 + -6 = 65

Step-by-step explanation:

Add it up to together by removing the -

CORRECT ANSWER GETS BRAINLIEST

Answers

Answer:

Plug in the 12 into the x's and find the ordered pair

Step-by-step explanation:

15. When x =9, which number is closest to the value of y on the line of best fit in the graph below?
12
1
9
17

Answers

It would be 9 I believe, bc if we know that x=9 we go to the x axis and we look at the point on the y axis it’s 9.
The line of best fit would be going between the two imaginary lines the points make. So if you’re looking at it like that, when x = 9, y = 11. However if the curriculum decides the line of best fit should be somewhere else y = 9

g(x) = 3/(x - 2) - 1



Find the inverse function

Answers

Answer:

2

Step-by-step explanation:

g(3)=3/(3-2)-1

3/1-1

3-1

2



Quadrilateral JKLM is a parallelogram. What is the m kjn

Answers

Answer:

solution: KL-2ML. LKIN=63x2=126*

Step-by-step explanation:

Mark me brainliest!!

*PLS HELP*
The Question Is In The Attachment

Answers

Answer:

Step-by-step explanation:

Rhombus:

Base = b = 14 in

altitude = h = 12 in

Area of rhombus = b*h = 14 * 12 = 168 in²

Triangle:

base = b = 12 in

Height = h = 14 in

[tex]Area \ of \ triangle = \dfrac{1}{2}bh=\dfrac{1}{2}*12*14=12*7=84 \ in^{2}[/tex]

Area of the figure = area of the rhombus + area of the triangle

                               = 168 + 84

                               = 252 in²

Simplify 7 + (−3). Please hurry

-10
-4
4
10

Answers

Answer: The answer is 4. 7+(-3) is like 7 minus 3.

Step-by-step explanation:

Answer:

4

Step-by-step explanation:

since the 3 is negative, you need to take 3 away from 7 = 4

Which polynomials are prime? Check all that apply. X2 4 x2 – 5x 2 x2 10x – 24 x2 – x 27 2x3 – 4x 5x2 – 10.

Answers

If the polynomial is having only two factors then the polynomial is a prime polynomial that is shown below.

[tex]\rm x^{2} +4\\\\ x^{2} -5x +2\\\\ x^{2} -x + 27 \\\\2x^{3} -4x + 5\\\\[/tex]

What is a prime polynomial?

The polynomial that has only two factors is known as a prime polynomial.

The polynomials are

[tex]\rm 1. \ \ x^{2} +4\\\\2. \ \ x^{2} -5x +2\\\\3. \ \ x^{2} +10x -24 \\\\4. \ \ x^{2} -x + 27 \\\\5.\ \ 2x^{3} -4x + 5\\\\6. \ \ 5x^{2} - 10[/tex]

The factor of the given polynomial will be

1.  [tex]\rm x^{2} + 4[/tex] is a prime factor. Because it has only two factors.

2.  [tex]\rm x^{2} -5x + 2[/tex] is a prime factor. Because it has only two factors.

3.  [tex]\rm x^2 + 10 x - 24[/tex] is not a prime factor. Because it has more than two factors.

4.  [tex]\rm x^2 - x + 27[/tex] is a prime factor. Because it has only two factors.

5.  [tex]\rm 2x^3 - 4x + 5[/tex] is a prime factor. Because it has only two factors.

6.  [tex]\rm 5x^2 - 10[/tex] is not a prime factor. Because it has more than two factors.

More about the prime polynomial link is given below.

https://brainly.com/question/17490039

1. Solve: 3x42• (56 = 8x3)

Answers

Answer:126

Step-by-step explanation:40+40+40=120. 2x3 6. So 120+6= 126

please hurry! will give brainliest

Answers

Answer:

Step-by-step explanation:

If we think about a right triangle, we get that the hypotenuse is 24ft or the length of the ladder. The base of the ladder is 15ft away from the building which is the leg of the right triangle. The screenshot is the diagram (my drawing isn't that good lol:))

Thus we can use cosine function with the angle between the ladder and the ground since we need to find the angle and we get

[tex]cos\alpha = \frac{15}{24}[/tex]

and [tex]\alpha = 51.3 degrees[/tex]

The angle is 51.3 degrees hope that helps!

Simplify the expression below. (10x+1)3x+5(5x)

Answers

Answer:

38x

Step-by-step explanation:

{(10x+1)3x}+5(5x)

10x+3x+25x=38x

Answer:

2x*(15x+14)

Step-by-step explanation:

First Step:

(3 • (10x + 1) • x) +  25x

Second Step:

 3x • (10x + 1) +  25x

Third Step:

.....

Fourth Step:

Pull out like factors :

30 x 2 + 28x  =   2x • (15x + 14)

Final result :

 2x • (15x + 14)

π = 3.142 and r = 3cm. find the volume of the sphere​

Answers

Answer:

113.112 cm³

Step-by-step explanation:

Volume (sphere) = 4/3πr³

= 4/3 x 3.142 x 27

= 36 x 3.142

= 113.112 cm³

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