Explain why a number that is divided by a multiple of 3 is also divisible by 3

Answers

Answer 1

It is a reciprocal. Multiplying is the opposite of Dividing, so if I multiply 3 times 4 I get 12. If i divide 12 by 3 I get 4.


Related Questions

what is the solution for 4x-9=3.5x-9?

Answers

Answer:

31.5

Step-by-step explanation:

Answer:

31.5

Step-by-step explanation:

mr ramos thumb measures 4 cm. Express this length in meters

Answers

Hello There!

Mr. Ramos thumb measures 0 meters. 100cm=1m

Hello! The answer would be 0.04 meters. You find this by doing so.
100cm=1m
4cm=?
100/4=25, 1/25=0.04. Remember, what you do to one side, you do to the other.

(4x+2)(3x-7) solve for x and who ever gets it get the brainly crown

Answers

The answer is

=12x^2 - 22x - 14


I need help on this question

Answers

Because they were flipped and turned

Because they were flipped and turned

The length of a rectangle is three times it’s width. It’s area is 75 inches squared. Find the length and width of the rectangle

Answers

The answer is 225 because 75x3 =225



Final answer:

The length of the rectangle is 15 inches and the width is 5 inches, determined by setting up an equation using the given conditions that the area is 75 square inches and the length is three times the width.

Explanation:

The question asks us to find the length and width of a rectangle given that the length is three times the width and the area of the rectangle is 75 square inches. To solve this, let's denote the width of the rectangle as w inches. The length would then be 3w inches since it is three times the width. The area of a rectangle is found by multiplying the length and width, so we can write the equation:

Area = length × width

75 = 3w × w

To find the width (w), we need to solve the quadratic equation:

w² × 3 = 75

w² = 75 / 3

w² = 25

To find w, we take the square root of 25, which gives us:

w = 5 inches

Now that we have the width, we can easily find the length by multiplying the width by 3:

Length = 3 × 5

Length = 15 inches

Therefore, the width of the rectangle is 5 inches and the length is 15 inches.

What is the lowest common denominator for 2/6and3/4

Answers

lowest common denominator for 2/6 is 2 making your fraction 1/3
lowest common denominator for 3/4 is 1 making your fraction 3/4

The lowest common denominator would be 12

other words [tex]\frac{4}{12}[/tex] and [tex]\frac{9}{12}[/tex]

to find the lowest common denominator, you need to compare the multiplication product each number can get.

Find 3 consecutive odd integers such that the sum of the smallest number and the middle number is 27 less than 3 times the largest number

Answers

Let consecutive odd numbers be  

x , x+2 , x+4

Smallest number =x

Middle number =x+2

Largest number =x+4

According to condition (x) +(x+2) -27 = 3(x+4)

                                      x+x+2-27= 3(x+4)

                                      2x-25= 3x+12

Subtracting 2x and 12 both sides

                                   2x-25-2x-12=3x+12-2x-12

                                     -37= x   this is smallest odd number.

Other two odd numbers are (x+2)= (-37+2)=(-35)

                             &                (x+4)=(-37+4)=(-33)

so three consecutive odd numbers are -37 ,-35 , -33


Which is the correct classification and decimal expansion of 5/8

Answers

5/8 to decimal= .625

Hope this helps!

rational number can be represented by a fraction with an integer numerator and integer denominator. An irrational number cannot.

0.625 = 625/1000 so it is rational.

hope this helps!

Why did the scientist create an exact duplicate of himself

Answers

To do his work that he didn't want to do.


Q(x)=4x^2-1 find Q(-7)

Answers


[tex]q( - 7) = 4x {}^{2} - 1[/tex]
so
[tex]4( - 7) {}^{2} - 1[/tex]
195

[tex]Solution, \mathrm{Isolate}\:x\:\mathrm{for}\:If\left(I,\:x\right)Q\left(x\right)=4x^2-1:\quad x=\frac{\sqrt{f\left(I,\:x\right)Q\left(x\right)I+1}}{2},\:x=-\frac{\sqrt{f\left(I,\:x\right)Q\left(x\right)I+1}}{2}[/tex]

[tex]Steps: If\left(I,\:x\right)Q\left(x\right)=4x^2-1[/tex]

[tex]\mathrm{Switch\:sides}, 4x^2-1=If\left(I,\:x\right)Q\left(x\right)[/tex]

[tex]\mathrm{Add\:}1\mathrm{\:to\:both\:sides}, 4x^2-1+1=If\left(I,\:x\right)Q\left(x\right)+1[/tex]

[tex]\mathrm{Simplify}, 4x^2=If\left(I,\:x\right)Q\left(x\right)+1[/tex]

[tex]\mathrm{Divide\:both\:sides\:by\:}4, \frac{4x^2}{4}=\frac{If\left(I,\:x\right)Q\left(x\right)}{4}+\frac{1}{4}[/tex]

[tex]\mathrm{Simplify}, x^2=\frac{f\left(I,\:x\right)Q\left(x\right)I+1}{4}[/tex]

[tex]\mathrm{For\:}x^2=f\left(a\right)\mathrm{\:the\:solutions\:are\:}x=\sqrt{f\left(a\right)},\:\:-\sqrt{f\left(a\right)}, x=\sqrt{\frac{f\left(I,\:x\right)Q\left(x\right)I+1}{4}},\:x=-\sqrt{\frac{f\left(I,\:x\right)Q\left(x\right)I+1}{4}},\sqrt{\frac{f\left(I,\:x\right)Q\left(x\right)I+1}{4}}=\frac{\sqrt{f\left(I,\:x\right)Q\left(x\right)I+1}}{2},-\sqrt{\frac{f\left(I,\:x\right)Q\left(x\right)I+1}{4}}=-\frac{\sqrt{f\left(I,\:x\right)Q\left(x\right)I+1}}{2}[/tex]

The correct answer is [tex]x=\frac{\sqrt{f\left(I,\:x\right)Q\left(x\right)I+1}}{2},\:x=-\frac{\sqrt{f\left(I,\:x\right)Q\left(x\right)I+1}}{2}[/tex]

show work please or explain.

Answers

1340 units²

There are 2 rectangles 25 × 12, 2 rectangles 25 × 10 and 2 rectangles 12 × 10

SA = 2(25 × 12) + 2(25 × 10) +2(12 × 10)

     = 600 + 500 + 240 = 1340 units²


Two hikers stopped for a snack. They shared 2/3 of a pound of trail mix. If the hikers shared the trail mix equally, how much trail mix did each hiker get?

Answers

each hiker gets 1 1/2

i hope this helped

Answer:

1/3 is the answer

Show your work and solve

Answers

Hello again,

You multiply 53 beats to 5 seconds: 53 x 5 = 265

hope that helps :)

HELP ASAP I WILL GIV YOU BRAINLIST! Jim ran 200 meters in 30.4 seconds. Mac ran 100 meters in 30.4 seconds. Who ran faster?

Answers

You would want to look for who ran the longest distance in the shortest amount of time,  Jim ran 200 meters in the same amount of time it took Mac to.  Therefore, Jim is faster for that reason.

Answer,

Jim ran faster


-Laura


20 POINTS

Which answer best describes the complex zeros of the polynomial function?

f(x) = x^3 + x^2 − 8x − 8


(A) The function has one real zero and two nonreal zeros. The graph of the function intersects the x-axis at exactly one location.

(B) The function has one real zero and two nonreal zeros. The graph of the function intersects the x-axis at exactly two locations.

(C) The function has three real zeros. The graph of the function intersects the x-axis at exactly three locations.

(D) The function has two real zeros and one nonreal zero. The graph of the function intersects the x-axis at exactly one location.

Answers

answer : option C

[tex]f(x) = x^3 + x^2 - 8x - 8[/tex]

Lets find the number of zeros by factoring

[tex]0 = x^3 + x^2 - 8x - 8[/tex]

Group first two terms and last two terms

[tex]0 = (x^3 + x^2) (- 8x - 8)[/tex]

Factor out GCF from each group

[tex]0 = x^2(x + 1)-8(x + 1)[/tex]

[tex]0 = (x^2-8)(x + 1)[/tex]

Now we set each factor =0 and solve for x

0 = (x^2-8)             and   (x + 1)=0

[tex]x^2 = 8[/tex]            and x = -1

[tex]x= 2+-\sqrt{2}[/tex]     and x= -1

So we have three real zeros

The function has three real zeros. The graph of the function intersects the x-axis at exactly three locations.

Solve (-16.1)•9.4•(-7.2)=x•(-7.2)•(-16.1)

Answers

Hey there! :)

Answer: x = 9.4

Step-by-step explanation : How do we know this? Well, let's first rewrite our question.

(-16.1) · 9.4 · (-7.2) = x · (-7.2) · (-16.1)

Let's multiply everything out.

(-16.1 · 9.4 · -7.2) = (x · -7.2 · -16.1)

Simplify.

1089.648 = 115.92x

Our goal is to isolate x, so we should divide both sides by 115.921089.648 ÷ 115.92 = 115.92x ÷ 115.92

Simplify.

9.4 = x

So, our final answer is x = 9.4

~hope I helped!~

Answer: x = 9.4

Step-by-step explanation : How do we know this? Well, let's first rewrite our question.

(-16.1) · 9.4 · (-7.2) = x · (-7.2) · (-16.1)

Let's multiply everything out.

(-16.1 · 9.4 · -7.2) = (x · -7.2 · -16.1)

Simplify.

1089.648 = 115.92x

Our goal is to isolate x, so we should divide both sides by 115.921089.648 ÷ 115.92 = 115.92x ÷ 115.92

Simplify.

9.4 = x

So, our final answer is x = 9.4

~hope I helped!~

Find the value of x that will make L||M.
Please help me on this!!!! I need this done ASAP!!!!

Answers

The two given angles are Supplementary angles and when added together need to equal 180 degrees.


2x +5 + x-5 = 180

Simplify ( Combine like terms):

3x = 180

Divide both sides by 3:

x = 180 / 3

x = 60

a ratio of two equivalent measures giving in different units is a ________

Answers

Answer:

"conversion factor"

Step-by-step explanation:


Answer:

Conversion factor.

Step-by-step explanation:

A conversion factor may be a ratio of two proportionate measures in completely different units.

PLEASE HELP ME WITH THESE FOUR QUESTIONS TYSMMM!!! THANK YOU

Find the value of x that makes m || n

Answers

Answer:

[tex]107^\circ, 133^\circ, 20^\circ, \text{and}, 23^\circ[/tex]

Step-by-step explanation:

9. For the lines 'm' and 'n' to be parallel the sum of interior angles should be 180 degrees that is:

[tex]x+73^\circ=180^\circ[/tex]

[tex]x=107^\circ[/tex]

10. For the lines  'm' and 'n' to be parallel the alternate exterior angles should be equal that is:

[tex]147^\circ=x+14^\circ[/tex]

[tex]x=147^\circ-14^\circ[/tex]

[tex]x=133^\circ[/tex]

11. For the lines  'm' and 'n' to be parallel alternate angles should be equal that is:

[tex]180^\circ-3x=2x+20^\circ[/tex]

Solving for 'x' we get:

[tex]180^\circ-20^\circ=3x+2x[/tex]

[tex]5x=160^\circ[/tex]

[tex]x=32^\circ[/tex]

12. For the lines  'm' and 'n' to be parallel corresponding angles should be equal that is:

[tex](7x-11)^\circ=(4x+58)^\circ[/tex]

[tex]7x-4x=58^\circ+11^\circ[/tex]

[tex]3x=69^\circ[/tex]

[tex]x=\frac{69}{3}=23^\circ[/tex]

the water was pumped out of a backyard pond.what is the domain this graph?

Answers

Answer:

C) Real numbers from 0 to 8.

Step-by-step explanation:

We have been given a graph between depth (dependent variable) and time (independent variable). We need to figure out the domain of the given graph.

We know that domain is the set of values of independent variable for which the graph produces a finite value of dependent variable.

From the graph, we can see that for values of time between 0 and 8 minutes, the graph produces a finite value of depth. Therefore, domain of the given graph is all real numbers between 0 and 8 (inclusive).

Two sides of a rectangular fence are 5 5/8 feet long. The other two sides are 6 1/4 feet long. What is the perimeter?

Answers

Answer:

If two sides are 5 5/8 and the other two sides are 6 1/4 if we're looking for perimeter we have all of our data and just need to add.

6 1/4 (6 2/8) + 5 5/8 = 11 7/8 <--

Leave a thanks if this helped. Thanks.

Help me 15 points on the line
How many fractions are there between any two numbers on a number line?

A.5
B.20
C.100
D.an infinite number

Answers

Answer:

There are an infinite number of fractions in between numbers on a number line.

Step-by-step explanation:

The reason for this is because we have an infinite number of denominators to use. Therefore, we can not number the amount we use.

Answer:

Infinite number

Step-by-step explanation:

if you borrow $5,000 to remodel a home at 5% interest rate, what is the principal?
$5,000
$5
$5,250
5%

Answers

you would end up paying $4,750

but the answer is A) $5000

mark brainliest please it would help alot

:)

Answer:

The principal would be $ 5000.

Step-by-step explanation:

Since, the principal is the initial amount of a loan or we can say that the borrowed amount is called principal amount of a loan,

Given,

$5,000 was borrowed to remodel a home at 5% interest rate,

Thus, the borrowed amount = $ 5000

⇒ Principal amount = $ 5000

Hence, first option is correct.

Is this correct??please tell me

Answers

7(4n-6)= - 182

28n-42= -182

       +42   +42

28n/28= -140/28

n= -5

This is incorrect, 7x4n=28n and -7x6=-42. There is no way to get -182.

Which statement about the equation is true? x + 2 = x + 4
A.The equation has no solution.
B.The equation has one solution.
C.The equation has infinitely many solutions.

Answers

No solution because you can’t even out both sides

Answer:

The answer would be UNSOLVABLE

this is true because there is no way they can equal the same number

Hope this helped:)

Step-by-step explanation:


what is the prime factorization of 54

Answers

Hello there!

This question is so super easy to me.

Explanation:

↓↓↓↓↓↓↓↓↓

First you had to find prime factorization of 54.

[tex]2*3*3*3=54[/tex]

Then you can also written with exponents.

[tex]2*3^3[/tex]

You can also used factors of 54.

Factors of 1, 2, 3, 6, 9, 18, 27, 54

Answer⇒⇒⇒⇒⇒[tex]2*3^3[/tex]

Hope this helps!

Thank you for posting your question at here on Brainly.

Have a great day!

-Charlie

The prime factorization of 54 is [tex]2 \times 3^3[/tex].

Given that,

The number is 54.We have to find out the prime factorization of the above number.

Based on the above information, the calculation is as follows:

The prime factorization of 54 is

=  [tex]2 \times 3^3[/tex].

Learn more: brainly.com/question/6201432

ratios are great am I right

Answers

Answer:

3)198

4)3:4

Step-by-step explanation:

3)

144/8= 18

3*18=  54

144+54= 188

4)

18/2=9

9*3=27

27-3=24

18:24 = 3:4

how to solve these

1. 8/2 * 6

2. 5/2 * 7

3. 7/2 * 1

Answers

1. 8/2 * 6

We multiply the numerator with the whole number and then simplify the fraction.

8 *6 = 48. then divide by 2 gives us 24

[tex]\frac{8}{2} * 6= \frac{48}{2}=24[/tex]

2. 5/2 * 7

We multiply the numerator with the whole number and then simplify the fraction.

5 times 7 = 35

[tex]\frac{5}{2} * 7= \frac{35}{2}[/tex]

3. 7/2 * 1

We multiply the numerator with the whole number and then simplify the fraction.

7 times 1 =7

[tex]\frac{7}{2} * 1= \frac{7}{2}[/tex]


Answer:Part 1.

Question 1. 8/2 * 6

Solution:

8/2 * 6 = 48/2 = 24

                                            Answer of question 1 is 24.

Part 2.

Question 2.  5/2 * 7

Solution:

5/2 * 7 = 35/2 = 17.5

                                            Answer of question 2 is 17.5.

Part 3.

Question 3. 7/2 * 1

Solution:

7/2 * 1 = 7/2 = 3.5

                                          Answer of question 3 is 3.5.


all numbers that have 9 as a factor also have 2 as a factor ?
True or False

Answers

False
For example factors of the number 9:
1, 3, 9
9 has 9 as a factor but not 2
False.

Numbers with factors of 9:

18, 27, 36, 45, 54, 63, 72, 81

18, 36, 54 and 72 may have factors of 2, but the other do not.

This means that not all numbers with 9 as a factor will also have 2 as a factor.

measure equivalent to 5 meters

Answers

Answer:

since no one got the point on 2018 i will be getting it thxxxx

Step-by-step explanation:

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