1 < 4d +9 < 21
graph it on the number line

1 &lt; 4d +9 &lt; 21graph It On The Number Line

Answers

Answer 1

Answer: See the diagram below.

The graph consists of a closed circle at -2, an open circle at 3, and shading in between.

===============================================

Work Shown:

[tex]1 \le 4d+9 < 21\\\\1-9 \le 4d+9-9 < 21-9\\\\-8 \le 4d < 12\\\\-8 \div 4 \le 4d \div 4 < 12 \div 4\\\\-2 \le d < 3[/tex]

Notes:

In the 2nd step, I subtracted 9 from all sides to undo the "plus 9"

In the 4th step, I divided all sides by 4 to undo the multiplication.

-------------------

To graph this, you'll have a closed circle at -2 and an open circle at 3. The shaded region is in between. The open circle means "do not include this endpoint".

See the diagram below.

1 &lt; 4d +9 &lt; 21graph It On The Number Line

Related Questions

If H is the center of the circle, find mGJI A 117.33 B 222.57 C 242.67 D 256.56

40 POINTS! PLEASE HELP

Answers

Answer:

GJI = 242.67

Step-by-step explanation:

A circle is 360 degrees

GI + GJI = 360

The arc length is the same as the angle when it is at the center

117.33 + GJI = 360

GJI = 360 - 117.33

GJI = 242.67

Answer:

GJI = 242.67

Step-by-step explanation:

GI + GJI = 360

117.33 + GJI = 360

GJI = 360 - 117.33

GJI = 242.67

Find the length of side XZ in the right triangle shown, Y 37 meters 12 meters ? meters X Z z Tags​

Answers

Vnn GB TV fun rn huh Jit ex

Answer: 35 meters got it right on TTM

the furniture store sells dining room tables and chairs. single chairs for particular table sell for 75.00 each. the cost for four chairs when the customer purchases the entire set is 200. what is the percent savings on the 4-chair set rounded to the nearest whole percent?
a.25%
b.33%
c.50%
d.66%

Answers

Answer:

B, 33%

Step-by-step explanation:

Let us find the original price of four chairs without the special deal, and compare it with the deal to find the percent savings.

Step 1:

A customer must buy 4 chairs costing $75 each to recieve the deal. Let us multiply 4 by 75 to find the total cost without the deal:

[tex]4*75=\\300[/tex]

Step 2:

We now know the original cost of the 4 chairs, and the price of 4 chairs with a deal. Let us subtract the difference of costs and convert it into a percentage to find percent savings:

[tex]300-200=100\\\frac{100}{300} =\frac{1}{3}[/tex]

[tex]\frac{1}{3}=33[/tex]%

Therefore, B, the percent savings is 33%.

I hope this helps! Let me know if you have any questions :)

Help,anyone can help me do quetion.​

Answers

Step-by-step explanation:

this is solution for your question

below equations has a graph that passe ugh the points (3,-4) and (-1,4)?
Which of

Answers

Answer:

boi i don't know you should be studing

Answer:

option b.

Equation of line passing through ( 3, 4) and ( - 1 , 4) :

                                                                        [tex](y + 4) = -2 (x-3)[/tex]

Step-by-step explanation:

Step 1 : Find slope.

  [tex]slope, m = \frac{y_2 - y_1}{x_2 - x_1} = \frac{4 -- 4}{-1-3} = \frac{8}{-4} = -2[/tex]

Step 2 : Equation of line.

   [tex]( y -y_1) = m (x -x_1) \ , \ where\ (x_1, y_1) = (3, -4) \ , \ m = -2[/tex]

   [tex](y + 4) = -2 (x-3)[/tex]

Helpppppppppppppppp meeeee

Answers

Answer:

3

Step-by-step explanation:

Both angles are congruent because they are opposite exterior angles.

6x+2=x+17

5x=15

x=3

Answer:

x = 23 °

Step-by-step explanation:

6 x + 2 ° + x + 17 ° = 180 °

combine like terms

6x + x + 2 ° + 17 ° = 180 °

7 x + 19 ° = 180 °

7 x = 180 ° - 19 °

7 x = 161 °

x = 161 ° / 7

x = 23 °

I need help............,
only question no.12​

Answers

Answer:

12. Please find attached the required plot created with MS Excel

Step-by-step explanation:

12. The points are given in their x and y-coordinates as follows;

(-2, 5), and (5, 2)

To plot the points on a graph, MS Excel plot function can be used as follows;

1) We enter the x and y-values of the first point, side by side in cells on the Excel spreadsheet

We enter the x and y-values of the second point, beneath the first point on the spreadsheet as follows;

[tex]\left | \begin{array}{ccc}-2&|&5\\5&|&2\end{array} \right|[/tex]

2) The four cells are selected and from the Insert menu within the Chart group, the Scatter (x, y) chart is selected

3) The plot created with MS Excel is attached

somebody help me out

Answers

Answer:

-74

Step-by-step explanation:

you plug in 5 for x

-4(5)^2 + 6(5) + 4

order of operations

5^2 =25

-4 × 25 =-100

6 × 5=30

-100 +30 = -70

-70 - 4=-74

Please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!!

Answers

Answer:

It is 300.88.

Step-by-step explanation: In order for the perimeter of the base to be 18.2, the length and width would have to be 9.1, knowing this, you can plug it into the formula for a pyramid like usual with the height provided.

A:6 and 30
B:8 and 28
C:4 and 16

Answers

Answer:

C?

Step-by-step explanation:

What is the perimeter of the area. Please show work.​

Answers

Answer:

P=a+b+c

Step-by-step explanation:

To the nearest whole percent, what is the probability that a senior takes the bus to school every day, given that he or she has a driver’s license?

17%
19%
36%
70%

Answers

Answer:17

Step-by-step explanation:

Because i know its the right answer and i guessed sorry if its wrong

Answer:

17

Step-by-step explanation:

2. What is the probability of spinning an A on the first spinner and an odd number
on the second spinner? *

Answers

Answer: 1/10

Step-by-step explanation: These two events are independent, meaning the outcome of the first event doesn't affect the outcome of the second.

To find the probability of independent events, first, find the

probability of each event, then multiplies the probabilities.

The probability of spinning an A on the first spinner is 1/5

since there is 1 favorable outcome and 5 total outcomes.

The probability of spinning an odd number on the second spinner

is 3/6 which simplifies to 1/2 since there are 3 favorable outcomes,

spinning a 1, 3, or another 3 since these are odd numbers.

So now we have 1/5 × 1/2 and when multiplying fractions,

we multiply across the numerators and denominators to get 1/10.

So the probability of spinning an A, then an odd number is 1/10.

find the mean of 11,7,2,8​

Answers

mean=7

Answer:

n=4

sum =11+7+2+8=28

MEAN=sum/n=28/4=7

Answer:

The Mean is 7.

Step-by-step explanation:

Mean, or average is when you find a number that is reperesentative of the set as a whole.

To find this we add up all the values and divide it by how many values there are.

11 + 7 + 2 + 8 = 28

28/4 = 7

Help me!!!
Determine if the two figures are congruent and explain your answer. (10 points)

Answers

Answer:

yes they are congruent

Step-by-step explanation:

they have congruent sides to each other

The given figures are congruent.

Given are two figure ABCD and EFGH on a cartesian plane, we need to check if the figures are congruent or not,

The coordinates of the figure ABCD are:
A = (-1, 1), B = (-3, 2), C = (-4, 4) and D = (-2, 6).

The coordinates of the figure EFGH are:
E = (2, 0), F = (4, 1), G = (5, 3) and H = (3, 5).

To check if the figures ABCD and EFGH are congruent, we need to compare the corresponding sides and angles of the two figures.

Congruent figures have the same shape and size, so their corresponding sides must be equal.

Let's compare the corresponding sides of ABCD and EFGH, using the distance formula:

[tex]|D| = \sqrt{(x_2-x_1)^2 + (y_2-y_1)^2}[/tex]

AB and EF:

[tex]|AB| = \sqrt{(-3+1)^2 + (2-1)^2}\\\\ |AB| = \sqrt{-2^2+1^2} \\\\ |AB| = \sqrt{5}[/tex]

And,

[tex]|EF| = \sqrt{(4-2)^2 + (1-0)^2}\\\\ |EF| = \sqrt{2^2+1^2} \\\\ |EF| = \sqrt{5}[/tex]

∴ AB = EF

Similarly,

[tex]BC =\sqrt{\left(-4-\left(-3\right)\right)^2+\left(4-2\right)^2}\\\\ BC = \sqrt{5}[/tex]

And,

[tex]FG =\sqrt{\left(5-4\right)^2+\left(3-1\right)^2}\\\\ FG = \sqrt{5}[/tex]

[tex]CD = \sqrt{\left(-2-\left(-4\right)\right)^2+\left(6-4\right)^2} \\\\ CD = 2\sqrt{2}[/tex]

And,

[tex]GH=\sqrt{\left(3-5\right)^2+\left(5-3\right)^2}\\\\ GH=2\sqrt{2}[/tex]

[tex]AD =\sqrt{\left(-2-\left(-1\right)\right)^2+\left(6-1\right)^2}\\\\ AD =\sqrt{26}[/tex]

And,

[tex]EH = \sqrt{\left(3-2\right)^2+\left(5-0\right)^2}\\\\EH =\sqrt{26}[/tex]

Therefore, we get,

FG = BC, GH = CD and AD = EH = √26.

Since we get all the corresponding sides are equal.

Hence the figures are congruent.


Learn more about congruency click;

https://brainly.com/question/31992651

#SPJ4

A storm caused a 9m hydro pole to lean over. The top of the pole is 7.5 m above the ground.
Calculate the angle between the tilted pole and the ground. Round to the nearest degree.

Answers

Answer:

ur hyp would be 9m(cuz that's the length of the pole)

ur opp would be 7.5m

draw a right angle triangle(the 90 degrees on the left side)

the angle u need will be on the bottom left of the triangle.

now u need to use SOH cuz u got hyp and opp.

sin theta =opp/hyp

then u need to do:

sin‐1 opp/adj to find the angle

round to the nearest whole.

I'm not sure if this helped but yeah.

What is the angle measure of the third angle of a triangle given the two angles below? 59 degrees and 58 degrees

Answers

Answer:

firstly a triangle has angle sum of 180°

Step-by-step explanation:

let all the three angles be x,y and z such that x+y+z =180°

let x= 58° and y =59°

the to calculate for the unknown z angle ;

make z subject of the formula

thus z= 180° -x-y

> z= (180-58-59)°

z= 180-117

z= 63°

Answer:

63

Step-by-step explanation:

59 + 58 = 117

180 - 117 = 63

To find a third angle you will subtract the sum of the two given angles from 180 because all you have to know is that all of the angles in a triangle always add up to 180°.

i hope this helps. i don't know how to explain

Please help i'm struggling with this!It's urgent!

Answers

Answer:

Step-by-step explanation:

To find the slope its y2-y1/x2-x1 therefore the answer is 2

If g(x) = √x and h(x) = x^3 - 1, what is g(h(4))

Answers

Answer:

Here, given

g(x) = √x

h(x) = x³-1

For gh(4) , we have to find gh(x), so,

gh(x) = g(x³-1)

        =√x³-1 [Note⇒root is both for x³ and 1]

Now,

gh(4) = √4³-1

        = 3√7 or 7.9

Hope it helps!

Can someone please help???

Answers

Answer:

The triangle is a right triangle, m<c = 50 degrees, angle A + angle c = 90 degrees.

Step-by-step explanation:

Answer:

50°

Step-by-step explanation:

the triangles measurements always add to 180°. the triangle above is a scalene triangle, since none of the angle measurements are the same amount.

Equilateral triangles: All 3 sides are equal

Isoceles triangle: 2 sides are equal

Scalene triangle: No sides are equal

What is the median of the following numbers?
8, 1, 2, 6, 1, 48, 1, 2, 6, 1, 4

Answers

Answer:

median is 2

Step-by-step explanation:

I arranged the numbers from low to greatest and found the "middle" number basically

Answer:

2

Step-by-step explanation:

In order to find the Median of a data set, you must first put the numbers in the data set in order so you'd get:1, 1, 1, 1, 2, 2, 4, 6, 6, 8, 48 Then you would count on each side to the middle and whichever digit is in the middle that is your median.

Please mark as Brainliest

Hope this helps

can someone pls help for brainlest

Answers

Hope this help!!!

Have a nice day!!!

A gift box has the shape of a rectangular prism. How much wrapping paper do you need to cover the​ box?

Answers

Answer:

768 in²

Step-by-step explanation:

Surface Area = 2(15*14) + 2(15*6) + 2(14*6)

Surface Area = 2(210 + 90 + 84)

Surface Area = 2(384)

Surface Area = 768

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

Answer:

768 in²

Step-by-step explanation:

i got it right on the test

Experts believe the rate of obesity (defined as having a BMI greater than 30) of adults in the United States is approximately 24.5%. A Gallup poll examined the rate of obesity in adults in the United States with a survey of 86,664 randomly sampled U.S. adults. Of the adults surveyed, 23,053 said that they were obese. Select the best description of the sample.

Answers

Answer:

86,664 randomly selected U. S Adults

Step-by-step explanation:

The sample is a subset of the population, that is a representative observation which is chosen from a larger population usually used in place of the population due to various reasons which may hamper the use of the entire population on a certain research project. Here, the population of interest is the entire U.S adult.

The subset of the population employed is the 86,664 randomly sampled US adults, this is called the sample as it representative of the population of interest.

anyone know this ...

Answers

It should be AA c: ✌️
the answer to this question should be AA c

answer the problem that was given in the image.

Answers

Answer:

1314.24 cm^2

Step-by-step explanation:

Area for one square: 14.8 x 14.8 = 219.04

There's 6 squares so: 6 x 219.04 = 1314.24 cm^2

0.052301 km: 5 significant figures
400 cm: significant figures
50.0 m: 0.( significant figures
4,500.01 mi:
significant figures
what is it ?

Answers

Answer:

first one has 5 sd

second one has 1 sd

the last one has 3 sd

Answer:

5

1

3

6

Step-by-step explanation:

Checked

Calculate the number of kilowatt-hour a 7kW industrial pump used in 15 hours?

Answers

Answer:

The answer is "105 kilowatt-hour".

Step-by-step explanation:

Number of kilowatts[tex]= 7\ KW[/tex]

Total hours[tex]= 15 \ hours[/tex]

The total number of kilowatt-hour:

[tex]=7 \times 15\\\\= 105 \ kilowatt-hour[/tex]

6÷2(1+2)=
whats the answer ​

Answers

Answer:

9

Step-by-step explanation:

6÷2(1+2)=

Parentheses first

6÷2(3)=

Then multiply and divide from left to right

Divide first

3*3

Then multiply

9

Answer:

It is 9

Step-by-step explanation:

You start with the numbers in the parenthesis first then you do the division and then multiple those two answers together.

(1 + 2) = 3

6 ÷ 2 = 3

3 x 3 = 9

please help guys its urgent

Answers

upen saves the most of his salary every month

Answer:

option B : Upen

Step-by-step explanation:

To find who saves the greatest. Find who spent the least.

That is find the smallest of these fractions.

To find the smallest among the fraction:

Step 1 : make the denominators the same.

Step 2 : to make denominators same find LCM of 8, 4, 3, 6

Step 3: LCM = 24

[tex]\frac{7}{8}\ , \frac{3}{4} \ , \frac{2}{3} \ , \frac{5}{6}[/tex]

[tex]\frac{7 \times 3}{8 \times 3}, \ \frac{3 \times 6}{4 \times 6} , \ \frac{2 \times 8 }{ 3 \times 8} ,\ \frac{5 \times 4}{6 \times 4}\\\\\frac{21}{24}, \ \frac{18}{24}, \ \frac{16}{24}, \ \frac{20}{24}\\\\Arranging\ the \ fractions \ in \ ascending \ order \ to \ find \ the \ least \ spent .\\\\\\frac{16}{24} , \ \frac{18}{24} , \ \frac{20}{24}, \frac{21}{24}[/tex]

So 2/3 is the smallest fraction,  which means 2/3 spent the least amount from the salary.

Therefore, Upen saves the greatest amount every month.

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