Find the missing quantity in the double number line.

Find The Missing Quantity In The Double Number Line.

Answers

Answer 1

Answer: 7

Step-by-step explanation:

just use a comparison

3/12 = x/28

1/4 = x/28

x = 7

Answer 2

Answer:

szxdcfgvhbjnk

Step-by-step explanation:


Related Questions

Solve for k
Please help!

Answers

Answer:

k = 0.3

Step-by-step explanation:

Multiply both sides by 2 * k

3 = 5 * 2*k      Combine like terms on the right

3 = 10 * k        Divide by 10

k = 3/10

k = 0.3

38.3 cm
Р
0 12.6 cm R

Answers

Answer:

Step-by-step explanation: F 50.9 cm (H 25.7 cm. G 46.3 cm. -38.3 cm. G 46.3 cm. 921.3 cm. Ø 12.6em Å ... Р. 3 - с. 2, +6:48 348 р. 8. Find the distance between P(2, 8) and Q15, 3). F9 ... REVIEW VOCABULARY!!!!! R=0 tre of the two angles. Atab=180. 2 ДО - Чx 49.

Competition time!

How do you make a Peanut butter and jelly sandwich?
Whoever gives the best answer gets brainiest and a thx and 5 stars.
Second place gets 4 stars and a thx!

Answers

Answer:

For each sandwich, spread 2 tablespoons peanut butter onto 1 slice of bread. Spread 1 tablespoon jelly onto another slice of bread.

Heat 12-inch skillet or griddle over medium heat.

Place 2 sandwiches into skillet. Cook, turning once, 4-6 minutes or until golden brown and peanut butter is melted.

Step-by-step explanation:

Factor the expression:
280z - 25y - 30
PLS ASAP

Answers

Answer:

[tex]5(56z - 5y - 6)[/tex]

Step-by-step explanation:

Forst step is finding a common factor, you can do this easily by looking at the ones digit. All 3 values end in 0 or 5, so a factor is definately 5.

We now divide all values by 5.

[tex]280z \div 5 = 56z \\ (- 25y) \div 5 = ( - 5y) \\ ( - 30) \div 5 = ( - 6)[/tex]

Once you get a prime number after factoring, that is the GCF, Greatest Common Factor. We can make an equation like what is below to show oir factored answer.

[tex]5(56z - 5y - 6)[/tex]

This question is worth 100 points please answer now. Algebra 2. I will mark you brainliest.

Show all work to identify the asymptotes and zero of the function f of x equals 4 x over quantity x squared minus 16.

Answers

Answer:

The vertical asymptotes occur at x = 4 and x = -4

The zero of the function is (0, 0)

Step-by-step explanation:

The given function is [tex]f(x) = \dfrac{4\cdot x}{x^2 - 16}[/tex]

Therefore, we have;

[tex]f(x) = \dfrac{4\cdot x}{x^2 - 16} = \dfrac{4\cdot x}{(x - 4) \cdot (x + 4)}[/tex]

The asymptote is given at the value of x for which the denominator = 0, therefore, the asymptote are the values of x that make the denominator of the equation equal to zero, which are given as follows

For the asymptote, the denominator = x² - 16 = (x - 4)·(x + 4) = 0

Therefore, the vertical asymptotes are the lines x = 4 and x = -4.

The zero of the function is given as follows;

[tex]f(x) = \dfrac{4\cdot x}{x^2 - 16} = 0[/tex]

Therefore, 4·x = (x - 4)·(x + 4) × 0 = 0

x = 0/4 = 0

Therefore, when f(x) = 0, x = 0 and the zero of the function = (0, 0).

The sums of n terms of two arithmetic progressions are in the ratio 5n+4: 9n+6. Find the ratio of their 18th terms.​

Answers

Answer:

179:321

Step-by-step explanation:

If Sn is the sum of the first n term of a sequence, the ratio will be expressed as:

Sn/S'n = 5n+4/9n+6

The sum of nth term of a sequence is expressed as

Sn = n/2[2a+(n-1)d]

The expression becomes

{n/2[2a+(n-1)d]}/{n/2[2a+(n-1)d']} = 5n+4/9n+4

Open the bracket

a+(n-1/2)d/a+(n-1/2)d' = 5n+4/9n+4

Since the 18th tern is expressed as

T18 = a+(18-1)d

T18 = a+17d

The expression becomes

T18/T'18 = a+(n-1/2)d/a+(n-1/2)d'

a+17d/a'+17d' = a+(n-1/2)d/a+(n-1/2)d'

Compare and contrast to get n

On comparing both sides of the equation

17 = n-1/2

n-1 = 17×2

n-1 = 34

n = 34+1

n = 35

If the nth term is 5n+4

18th term will be 5(35)+4 = 179

If the nth term is 9n+6

18th term will be 9(35)+6= 321

Hence the ratio of their 18th term will be 179:321

Graph this line using the slope and y-intercept:
y= -9x +5

Answers

do you need more of an explanation? i can explain how to do it if u would like! :)

A triangle has a perimeter of 165 cm. The first side is 65 cm less than twice the second side. The third side is 10 cm less than the second side. Find the length of each side of the triangle.
What equation represents the length of the third side if the second side is length s?

s - 10

2s + 10

s + 10

2s - 10

Answers

Answer:

a

Step-by-step explanation:

let the third side and second side be x and s respectively

a/c to question,

X = s - 10

Find the value of
[tex] log_{8}^{512} [/tex]

Answers

Answer: 3
Explanation: logarithm base 8 of 512 is 3

To be a member of the choir, you must go to an audition. Henry's cousin is a member of the choir. What conjecture can you make about Henry's cousin?

A.) Henry’s cousin practices with the choir
B.) Henry’s cousin has a good singing voice
C.) Henry is in the choir
D.) Henry’s cousin went to an audition

Answers

Answer:

Henry's cousin has a good singing voice

Step-by-step explanation:

Answer:

D: Henry’s cousin went to an audition.

Step-by-step explanation:

I took the test

The cost for 75kg of soil is £375. Find the cost for 42kg of soil.

Answers

Answer: The cost for 42kg is $210

Step-by-step explanation:

375/75=$5 for 1kg

$5*42=$210

the cost for it is $210

If the tree cast a shadow of 40 feet, how tall is the tree? A. 30 feet. B.35 ft. C.40 ft. D.45 ft.

Answers

Answer:

A)30feet

Step-by-step explanation:

Answer:

A. 30 feet

Step-by-step explanation:

This is a right triangle

Using Pythagorean theorem we can find the height:

x² + 40² = 50²x² = 2500 - 1600x² = 900x = √900x = 30 ft

Option A is correct

Find the slope between the points (3, 0) and (5, 4).
A. 2
B. 12
C. 4

Answers

Answer: I would say A tbh thank you

Step-by-step explanation:

The coordinates of two points on the line, use the slope formula to determine the slope of the line.

The slope between the points (3, 0) and (5, 4) exists 2.

What is meant by slope of the equation?

Given the coordinates of two points on the line, use the slope formula to determine the slope of the line.

The slope formula, or the ratio of the change in the y values to the change in the x values, is

[tex]$m=\frac{y_ 2-y _1}{x _2-x _1}$$[/tex]

where [tex]$(x _1, y_ 1)$[/tex]and [tex]$(x_ 2, y _2)$[/tex] are two points that lie on the line.

Let the points be [tex]&(x _1, y _1)[/tex] = (3, 0) and [tex]$&(x _2, y _2)[/tex] = (5, 4)

The equation be [tex]$m=\frac{y_ 2-y _1}{x _2-x _1}$$[/tex]

substitute the values in the above equation, we get

[tex]$m=\frac{4-0}{5-3}=\frac{4}{2} \\[/tex]

The slope between the points (3, 0) and (5, 4) exists 2.

Therefore, the correct answer is option A. 2.

To learn more about slope refer to:

https://brainly.com/question/3493733

#SPJ2

Starting at the same point, Tom and Juanita go biking in opposite directions. If Tom rides at a speed of 20 mph, and Juanita rides at a speed of 20 mph, how far apart will they be in 2 hours?

Answers

Answer:

Concept: Mathematical Analysis

They go in opposite directions They start at the same point, let's define that as (0,0) on the ordinary differntiable x-y axis Hence Tom can ride 20 units left in one hour and Juanita can ride 20 units right in one hour.We want to know the distance they are at the end of 2 hours So we set up the equation y= 20(x)Let x be the hours and y be the distance So 20×2=40 miles At the end of 2 hours they will be 40 miles apart assuming constant rate of change and a starting point of (0,0)

y < -6( x − 18) − 2 when y = 46?

Answers

Well since y would be 46 if this is just you trying to find x, the answer would be x < 10

Ashley is the utilities manager at a paper mill. She's watching over one of her holding tanks. It takes of an hour to fill the tank. At this rate, how many holding tanks will she fill in 1 hour?
A.
of a tank
B.
of a tank
C.
of a tank
D.
tanks

Answers

A of a tank would be the answer

I need the value of X

Answers

Answer:

x=30

Step-by-step explanation:

So we know its a supplementary angle which is angles athat add up to 180 degrees since its a straight line.

Make an equation: 60+60+2x=180COmbine like terms

120+2x=180

subtract 120 on both sides

2x=60

x=30

How many solutions does 46x– 23 = 46x + 23 have

Answers

Answer:

no solution

Step-by-step explanation:

Let's first try to solve this.

Notice that there is a 46x term on both sides, so we can subtract both sides by 46x, leaving us with:

-23 = 23

Well... this is a false statement: -23 does not equal 23.

Thus, this as no solution.

Answer:

No solutions found

Step-by-step explanation:

Rearrange:

Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :

46*x - 23 - (46*x + 23) = 0

Equations that are never true

Solve : -46  =  0

This equation has no solution.

A non-zero constant never equals zero.

△JLK∼△PQR. Find the value of x.

Answers

Answer:

x = 30 is the answer

Step-by-step explanation:

proportions

Write an expression for the perimeter of the triangle shown below:

A triangle is shown with side lengths labeled 0.3x plus 24, 5x, and 0.2x minus 15.

Answers

Answer: The expression is 5.5x + 9  for the perimeter of the triangle described.

Step-by-step explanation: Add the three lengths given to find the perimeter.

 0.3x + 24,

+ 5x,

+ 0.2x - 15   Combine like terms

=5.5x +  9

Answer:

The perimeter is the sum of all sides.

Step-by-step explanation:

A student thinks that the regular pentagon in the diagram
has 10 lines of symmetry. Explain the student's error.

Answers

Answer:

A

Step-by-step explanation:

The student must have thought that every single arrowhead is a line of symmetry, so since there are 10 arrowheads, there must be 10 lines of symmetry. This is incorrect because if you look closely at the diagram, each line has 2 arrowheads, so the student is overcounting by a factor of 2. They should have just counted the number of lines, not arrowheads. Therefore, there must be 10/2 = 5 lines of symmetry, not 10. Hope this helps!

Given that triangle RST is isosceles, find the value of ZS

Answers

Answer:

120°

Step-by-step explanation:

[tex]m\angle S = 180\degree - 2\times 30\degree \\\\

m\angle S = 180\degree - 60\degree \\\\

\huge\purple {\boxed{m\angle S = 120\degree}} [/tex]

A price of a toy usually costing £50 is increased to £65
work out the percentage increase

Answers

Answer:

15/50×100=30%

Step-by-step explanation:

simplify the square root of 625

Answers

Answer: 25

Explanation: if you have a ti-84 calculator just put in square root of 625 then you get 25. It’s kinda hard to explain, sorry.

What is the product of all constants $k$ such that the quadratic $x^2 + kx +15$ can be factored in the form $(x+a)(x+b)$, where $a$ and $b$ are integers?

Answers

hahahahahahahahahahaha

srsly tho

is this still a problem you have? if so ill solve it.

Find the minimum coordinate due in 5 min

Answers

9514 1404 393

Answer:

  (4, -6)

Step-by-step explanation:

The minimum is the vertex of the parabolic section in the 4th quadrant. The coordinates appear to be (4, -6).

Annual cost of insurance: $3,570. Employer pays 70 percent. 12 pay periods. Find the cost per pay period.

Answers

answer: $208.25

70% of $3,570 is $2,499

$2,499/12 is 208.25

Write a unit rate for the situation.

240 people in 5 buses

Answers

Answer:

1:48

Step-by-step explanation:

for every 1 bus there is 48 people inside

Answer:

48 people in each bus

Step-by-step explanation:

5/5=1

240/5= 48

There are 50 students in a class. If 14% are absent on a particular day, find the number of students present in the class. What percent were not absent?​

Answers

Answer:

i THINK 43% but im not for sure

Step-by-step explanation:

14% of 50 is 7

so 50-7=43

43(percent there)+7(percent gone)=50 (number of students)

SO 43% is still there.  

SORRY IF IM WRONG have a good night :)

Which statement is not always true?
1) The sum of two rational numbers is rational.
2) The product of two irrational numbers is rational.
3) The sum of a rational number and an irrational number is irrational.
4) The product of a nonzero rational number and an irrational number is irrational.

Answers

Answer:

its 2

Step-by-step explanation:

for a fact the product of two rational numbers is rational in that statement is always true

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