Describe what happens if you divide a difference by 3.

Answers

Answer 1
The Rule for 3: A number is divisible by 3 if the sum of the digits is divisible by 3. What does this mean? This means that we need to add up the digits in the number and see of the answer is can be divided by 3 without a remainder. Step 2: Determine if 3 divides evenly into the sum of 18.

Related Questions

Find the rule to solve for N. X,5,6,n,10 Y,20,24,32,40

Answers

Answer:

Step-by-step explanation:

Consider what y values you are getting by letting x = 5 and then letting x = 6.

when x = 5 , y = 20

y = m*5

20 = m*5                      Divide by 5

20/5 = m/5                  

4 = m

when x = 6 y = 24

y = mx

24 = m*6                     Divide by 6

24/6 = m

m = 4

So now we can be sure of our solution for x when y = 32

y = m*n

32 = 4*n                      Divide both sides by 4

32/4 = 4*n/4

n = 8

Answer: n = 8

40 is what percent of 20

Answers

Answer:

200%

Step-by-step ex

Answer:

200%

Step-by-step explanation:

x% of 20 = 40

x/100 × 20 = 40

x/10 × 2 = 40

x/5 = 40

x = 40×5

x = 200

Find each value
10/9 of 72

Answers

Divide 9 by 72 is 8 so 8/10

The six game games Kelly's team played took a total of 7 hours. They took 420 minutes to play all six games. if each game lasted the same amount of time,how many minutes did each one last?​

Answers

Answer: 70 minutes per game

Ways to do the math:

420/6 = 70

70+70+70+70+70+70 =420

Workout the area and perimeter of the shape below

Answers

Step-by-step explanation:

area : 180+130 cm2 = 310cm2

perimeter = 76cm

hope this helps you.

Answer:

P=76 cm / A=310 cm²

Step-by-step explanation:

The perimeter is the sum of all sides in a polygon;

P=20+18+10+5+10+13= 76 cm

The area which i will divide into 2 parts and add them;

The rectangle of length 20 cm and width 13 cm;

A=lw=20×13=260 cm²

The rectangle of length 5 cm and width 10 cm;

A=lw=5×10=50 cm²

A(Total)=260+50= 310 cm²

Function or not?please heeeeeelp

Answers

Answer:

not a function

Step-by-step explanation:

the vertical line test.   if you can put a vertical line on the graph that goes through two points on the parrabola it is not a function

Through the points (-4,2) and (-7,-7) hurrrryyy!!!!!!

Answers

Answer:

(-9,4)

Step-by-step explanation:

At 3% annual interest compounded monthly, how long will it take to double your money?​

Answers

Answer:

If your money is in a savings account earning 3% a year, it will take around 24 years.

What is 2/z+3\z^2

If z= -1/4

Answers

Answer:

40

Step-by-step explanation:

Given :-

z = -1/4

Inputting the values :-

2/z + 3/z²

2/(-1/4) + 3/(-1/4)²

(2 x -4) + (3 x 16)

-8 + 48

= 40

Solution :-

40

Answer:

40

Step-by-step explanation:

[tex]\dfrac{2}{z}+\dfrac{3}{z^2}[/tex]

[tex]\textsf{if} \ z=-\dfrac14[/tex]

[tex]\implies \dfrac{2}{-\frac14}+\dfrac{3}{(-\frac14)^2}[/tex]

[tex]\implies -\dfrac{2}{\frac14}+\dfrac{3}{\frac{1}{16}}[/tex]

[tex]\implies -2 \times 4+3 \times 16[/tex]

[tex]\implies -8+48[/tex]

[tex]\implies 40[/tex]

Question 4 of 5
What shape is this cross-section?
A. Rectangle
B. Triangle
C. Pyramid
D. Trapezoid

Answers

Answer:

It is a trapezoid! because you can tell that that is the shape of the entire model

Which of the following sets does the number 49 belong to?

Answers

Answer:

please give the complete question. cannot find answer with only half of the question

Please help! In the figure below, what is the length of EG

Answers

Answer:

Step-by-step explanation:

The triangles are similar because they have two sides and the angle between them (EFG) respectively equals, and it’s evident the factor between the two triangles is 2. So EG=2CB=2*8=16

Answer:

the value of EG is 20.

Step-by-step explanation:

3×4 = 12, AB and EF is similar but the value of AB is multiplied by 4 to become 12 for EF.

similarly, 4×4 = 16, BC and FG is similar but the value of BC is multiplied by 4 to become 16 for FG..

In this way, AC and EG are also similar so 5×4 = 20.

All the values are multiplied by 4 ...

2i-3n=8
i+2n=-3
find i and n

Answers

Answer:  n = -2; i = 1

Step-by-step explanation:

i + 2n = -3

        i = -3 - 2n

Plug in i in 2i - 3n = 8, we get:

2i - 3n = 8

2(-3 - 2n) - 3n = 8

-6 - 4n - 3n = 8

-6 - 7n = 8

     -7n = 14

        n = -2

substitute n = -2 into i = -3 - 2n

i = -3 - 2n

i = -3 - 2(-2)

i = -3 + 4

i = 1

Fill in the blank to complete the sentence.
Jessie has 2 containers.
The first container has a capacity of 2 gallons.
The second container has a capacity of 9 quarts.
What is the difference in the capacity of the two containers? Give your answer in cups.
a. The difference in the capacity of the two containers is___cups
HELP ASAP

Answers

Answer:

they have a difference of 4 cups.

Step-by-step explanation:

container one: 1 gallon = 16 cups. 2 gallons = 32 cups.

container Two: 1 quart = 4 cups. 9 quarts = 36 cups.

36 cups - 32 cups = 4 cups

Which are the partial products for 72x4? Select all that apply.

Answers

Answer:

288

this 8s because 72 x 4 is 288 2x4 is 8 and 4x72 is 28 so the answer is 288

3. The area of this trapezoid is 25.5 ft.

3.2 ft

7 ft

What is the height of the trapezoid? Show your work.
Answer:

Answers

Answer:

  5 ft

Step-by-step explanation:

You can find the missing dimension by using the area formula and solving it for the missing dimension.

__

  A = 1/2(b1 +b2)h . . . . . . . . . . . . formula for the area of a trapezoid

  25.5 ft² = 1/2(7 ft +3.2 ft)h . . . . with the given numbers filled in

  (25.5/5.1) ft = h = 5 ft . . . . . . . . . divide by the coefficient of h

The height of the trapezoid is 5 ft.

Which is a factor of the polynomial f(x) = 6x4 – 21x3 – 4x2 + 24x – 35?
2x – 7
2x + 7
3x – 7
3x + 7

Answers

Answer:

first option

Step-by-step explanation:

i just took the test on edge.

The factor of the polynomial [tex]f(x) = 6x^4 - 21x^3 - 4x^2 + 24x - 35[/tex] is (a) 2x - 7

The polynomial function is given as:

[tex]f(x) = 6x^4 - 21x^3 - 4x^2 + 24x - 35[/tex]

To determine if 2x - 7 is a factor, we start by setting it to 0

[tex]2x - 7 = 0[/tex]

Add 7 to both sides

[tex]2x = 7[/tex]

Divide both sides by 2

[tex]x =3.5[/tex]

Substitute 3.5 for x in f(x)

[tex]f(3.5) = 6(3.5)^4 - 21(3.5)^3 - 4(3.5)^2 + 24(3.5) - 35[/tex]

[tex]f(3.5) =0[/tex]

Because f(3.5) equals 0, then 2x - 7 is a factor of the polynomial

Read more about polynomial factors at:

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Find the total surface area of the pyramid. 4 in. Bx X3.140 10 in.​

Answers

Answer:

Step-by-step explanation: height h =

slant height s =

side length a =

perimeter of base P =

lateral edge length e =

1/2 side length r =

volume V =

lateral surface area L =

base surface area B =

total surface area A =

Get a Widget for this Calculator

Square Pyramid Shape

Pyramid Diagram with h = height, l = length and w = width and s = slant height

h = height

s = slant height

a = side length

P = perimeter of base

e = lateral edge length

r = a/2

V = volume

L = lateral surface area

B = base surface area

A = total surface area

Calculator Use

This online calculator will calculate the various properties of a square pyramid given 2 known variables. The square pyramid is a special case of a pyramid where the base is square. It is a regular pyramid with a square base.

Units: Note that units are shown for convenience but do not affect the calculations. The units are in place to give an indication of the order of the results such as ft, ft2 or ft3. For example, if you are starting with mm and you know r and h in mm, your calculations will result with s in mm, V in mm3, L in mm2, B in mm2 and A in mm2.

NAN: means not a number. This will show as a result if you are using

Help me please I will mark BRAINLIEST ​

Answers

Answer:

a) most students got a better grade on the second page than the first. which makes it positive

b) the pupil could've gotten a 61% score

Step-by-step explanation:

What is the measure of x in triangle ABC? A. 35o B. 34o C. 33o D. 24o

Answers

Answer:

B, 34 degrees

Step-by-step explanation:

Since all triangles equal to 180 degrees, you have to add together the angles you already know and subtract from 180.

123+23=146  180-146=34

Hopefully this helps, have a nice day/night!

Question 8 of 10
Write the following equation in standard form: x^5+2x^3+6x+1/5

Answers

Answer:

x^5+2x^3+6x+1/5

Step-by-step explanation:

our given equation is already written in standard form.

Answer:

It is already in standard form

Step-by-step explanation:

The standard equation should be arranged from high order to low order

   So x^5+2x^3+6x+1/5 = x^5+2x^3+6x+1/5

It is already in standard form

What is the perimeter of a rectangle with a length of 3x-2 width 2x-8

Answers

Answer:

P = 5x - 10

Step-by-step explanation:

The perimeter is:

P = L + w

L = 3x - 2

w = 2x - 8

P = 3x -2 + 2x - 8

P = 5x - 10

To know the exact value we need to know the value of x or the solve of one of the expressions above.

Democrat F39 M27 Republican F57 M36 What percentage of the total sample are female Democrats?

Answers

Answer: Approximately 24.53%

Explanation:

I could be misreading what you posted, but it appears there are 39 female Democrats out of 39+27+57+36 = 159 total people surveyed.

This leads to the percentage 39/159 = 0.2453 = 24.53% which is approximate.

(23 – 4x2 + 6x – 4) = (x - 2)​

Answers

Answer:

is it 150?

Step-by-step explanation:

Find 30% of 279.

A. 83.7
B. 84.69
C. 85.50
D. 86.49

Answers

Answer:

B - 84.69

Step-by-step explanation:

The answer is b because you have to multiply 7 by 12 then you'll get 84

Answer:

A

Step-by-step explanation:

because you have to multiple 7 by 12 then you will get 84.70

hey guy can you help me with this

Answers

Answer:

C. y = 1/8x

D. y = x - 133

Step-by-step explanation:

In order to find the answer, you have to think about the answer choices

A. is saying that if you multiply 152 by 8, you will get 19 which is definitely not true

B. is saying that y is equal to 152/133 which is not true since 152/133= 8/7 which is some wacky decimal

C. would make sense because if you divide 152 and 8, you will get 19

Which makes the equation true because if you multiply 1/8 by 152/1, you get 152/8 which simplifies to 19 which satisfies the equation

D. This would also make sense since 152-133=19

So at the end, we can come to a conclusion that:

C. and D. are the equations that satisfy the relation

Question 1
An investment of $42 earns 12.5% simple interest for 4 years. How much is to worth?
O $85.50
O $77.76
O $63
O $9.83

Answers

85 Ik this because you should 1v1 me in fortnite

Total amount after 4 years will be $63. If he invest principle amount of $42 for rate of interest of 12.5%.

How to calculate total amount ?

Simply multiply the principal amount by the interest rate and the time to calculate simple interest. "Simple Interest = Principal x Interest Rate x Time," the formula says. You must multiply the borrowed principal amount by 1 plus the interest rate.

The simple interest rate is the rate at which you borrow or lend money. When a borrower borrows money from a lender, the lender receives an additional sum of money. The principal is the borrowed money that is given for a specific period of time. The interest is the extra amount paid back to the lender for using the money.

First, converting R percent to r a decimal

r = R/100 = 12.5%/100 = 0.125 per year.

To find the total amount  A = P (1+rt).

= 42(1 + 0.125 *6)

=  $63

The total amount is $63

To learn more about total amount refer :

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Suppose you deposit $1,000 in a savings account that pays interest at an annual rate of 5%. If no money is added or withdrawn from the account, answer the
following questions
a. How much will be in the account after 4 years?
b. How much will be in the account after 16 years?
c. How many years will it take for the account to contain $1,500?
d. How many years will take for the account to contain $2,000?

Answers

Answer:

3 dollars 3 years

Step-by-step explanation:

don't ask

don't ask

ABC and ADE are similar. Find the length of size CA

Answers

Answer:

since ABC and ADE are similar,they have equal areas.

(AC)^2/(AE)^2=area ABC/ADE

areaABC=ACE=1

so substitute it in the afformentioned equation

u will get,AC=AE

The length of side CA in triangle ABC is c * (a² + ab + ac) / (a * (a + b + c)).

To find the length of side CA in triangle ABC, we need to use the concept of similarity and corresponding sides. Let's denote the lengths of sides in each triangle:

Triangle ABC:

Length of side AB: a

Length of side BC: b

Length of side CA: c

Triangle ADE:

Length of side AD: x (corresponding to side AB in ABC)

Length of side DE: y (corresponding to side BC in ABC)

Length of side EA: z (corresponding to side CA in ABC)

Since triangles ABC and ADE are similar, their corresponding sides are in proportion:

AD/AB = DE/BC = EA/CA

We know that AD corresponds to AB, and DE corresponds to BC, so we can set up the following proportions:

x/a = y/b

Solving for y, we get:

y = (b * x) / a

Next, we can set up the proportion for EA/CA:

z/c = x/a

Solving for z, we get:

z = (c * x) / a

Now, we have expressions for y and z in terms of x, a, and b. Since the sum of the lengths of the sides of a triangle is always constant, we can write the equation:

x + y + z = a + b + c

Substituting the expressions for y and z:

x + (b * x) / a + (c * x) / a = a + b + c

To find the value of x, we can multiply the entire equation by a to eliminate the denominator:

a * x + b * x + c * x = a² + ab + ac

Combining the x terms:

x * (a + b + c) = a² + ab + ac

Dividing both sides by (a + b + c):

x = (a² + ab + ac) / (a + b + c)

Now that we have found the value of x, we can substitute it back into the expression for z:

z = (c * x) / a

z = (c * (a² + ab + ac) / (a + b + c)) / a

Simplifying:

z = c * (a² + ab + ac) / (a * (a + b + c))

Thus, we have found the length of side CA in triangle ABC:

To know more about length here

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what is a slope of a line mean?
What is the slope of the line that cuts through the points (1, 2) and (5, 4)?
What is the slope of the line that cuts through the points (1, -5) and (3, 5)?
Is the function that cuts through the points (2, 3) and (-1, 6) increasing or decreasing?
What is the slope of the line that cuts through the points (4, 2) and (-2, 2)?

Answers

Answer:

1/2, 5, decreasing, 0

Step-by-step explanation:

Use slope formula:

m = (y2 - y1)/(x2 - x1)

1) Points (1, 2) and (5, 4)

m = (4 - 2)/(5 - 1) = 2/4 = 1/2

2) Points (1, -5) and (3, 5)

m = (5 - (-5))/(3 - 1) = 10/2 = 5

3) Points (2, 3) and (-1, 6)

m = (6 - 3)/(-1 - 2) = 3/-3 = -1Slope is negative, so function is decreasing

4) Points (4, 2) and (-2, 2)

m = (2 - 2)/(-2-4) = 0/-6 = 0

Answer:

1/5, 1, decreasing, 0

Step-by-step explanation:

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