Write and expression for: Twice the sum of 5 and a number z.

Answers

Answer 1

Answer:

10 + 2z

Step-by-step explanation:

2( 5+z)

10 + 2z


Related Questions

1. Determine the lateral and total surface
area of the pyramid.


(I need full explanation on how to solve

Answers

Answer:

Laterial surface area: 73 cm²Total surface area: 93 cm²

Step-by-step explanation:

The laterial surface area is the sum of the areas of the triangles. There are two triangles with dimensions: base = 4 cm, height = 8cm and two triangles with dimensions: base = 5cm, height = 8.2cm.

The laterial surface area LSA is:

LSA = 2 • ( 4.8/2) + 2 • ( 5 • 8.2/2)

LSA = 4 • 8 + 5 • 8.2

LSA = 73 cm²

The total surface area SA is the LSA plus the area of the base of the pyramid, which is a rectangle with dimensions: 4cm x 5cm:

SA = LSA + 4 5

SA = 73 cm + 20 cm²

SA = 93 cm²

There are 439 TV high school students. 87 are absent today. What percent of
students are absent? Round to the nearest whole percent. *

Answers

Answer:

23

Step-by-step explanation:

There are approximately 20% students are absent.

What is a Percentage?

A Percentage is a number or ratio expressed as a fraction of 100.

Given that there, 439 students and 87 are absent

Percentage = 87/439 * 100 % = 19.81 ≈ 20%

Hence, there are approximately 20% students are absent.

For more references on Percentage, click;

https://brainly.com/question/28269290

#SPJ2

Find the median of the data. 12,33,18,28,29,12,17,4,2

Answers

Step-by-step explanation:

Answer:17

Step-by-step explanation: you’re welcome

please helpppppppppppppppp

Answers

Answer:is (4x-5)

Step-by-step explanation:

Answer: check your next period class

Step-by-step explanation:

your teacher is looking for you

help please . thank you

Answers

PLEASE DONT USE THAT LINK

NO LINKS PLEASE HELP A bag containing 35 marbles has red and green marbles. If the ratio of green marbles to red marbles is 2 to 5, how many green marbles are in the bag
O 25
O 14
21
10

Answers

Let 2x = the number of green marbles
Let 5x = the number of red marbles
2x + 5x =35
7x = 35
x = 5
Green: 2x = 10
Red: 5x = 25

2/5 of 35 is 14.So 14 green marbles.

the question is find the product of -8 and the sum of -2(10x + 3y) and -5(6y -7x)

Answers

Answer:

Step-by-step explanation:

-2(10x + 3y)

-20x -6y         [-2 multiplied by 10x = 20x,      negative + positive = negative]

-5(6y -7x)

-30y + 35x

-20x -6y -30y +35x

35x - 20x     -30y -6y

          15x - 36y

Answer = 15x -36y

Answer:

- 120x + 288y

Step-by-step explanation:

Begin by summing the 2 expressions

- 2(10x + 3y) - 5(6y - 7x) ← distribute parenthesis

= - 20x - 6y - 30y + 35x ← collect like terms

= 15x - 36y

Now multiply the result by - 8

- 8(15x - 36y) ← distribute

= - 120x + 288y

1. In a four-hour TV program, the commercials show 10% of the time.
How many minutes of commercials are shown during the four-hour
duration of the program?Round to the nearest tenth of a minute

Answers

Answer:

1

Step-by-step explanation:

I have devided10/100 I hope you can understand from the picture posted there

PLEASE HELP GEOMETRY !!!!!

Answers

Answer:

x = 11.5

Step-by-step explanation:

[tex] \sin \: 35 \degree = \frac{x}{20} \\ \\ x = 20 \sin \: 35 \degree \\ \\ x = 11.471528727 \\ \\ x = 11.5[/tex]

A triangle has vertices at A(-6, -3).
B(1,5), and C(4. -4). The triangle is
dilated according to the
transformation below. The center of
dilation is the origin.
(x, y) → (2x, 2y)
What are the vertices of the image of
the triangle?

Answers

Answer:

I ca

Step-by-step explanation:

can't type so the first one.

What angles are congruent and opposite each other when lines intersect

Answers

Answer:

Vertical angles.

Step-by-step explanation:

Verticals angles hope I helped

[tex](\frac{v^2-49}{20v^3} )(\frac{4v^2-24v}{v^2+v-42} )[/tex]
I will give brainiest to answer with explanation.
Correct answer is
[tex]\frac{v-7}{5v^2}[/tex]

Answers

9514 1404 393

Answer:

  (v -7)/(5v^2)

Step-by-step explanation:

Cancel common factors from numerator and denominator.

  [tex]\dfrac{v^2-49}{20v^3}\times\dfrac{4v^2-24v}{v^2+v-42}=\dfrac{4}{20}\cdot\dfrac{(v-7)(v+7)(v)(v-6)}{v^3(v+7)(v-6)}\\\\=\dfrac{1}{5}\cdot\dfrac{v-7}{v^2}\cdot\dfrac{v(v+7)(v-6)}{v(v+7)(v-6)}=\boxed{\dfrac{v-7}{5v^2}}[/tex]

Please help meee pleaseee






12

Answers

A. 4

Explanation: If you look at the side bar, you can count and add up the hours of the sleeping children. Hope this helps!!

Answer:

A. 4

Step-by-step explanation:

the answer is 4

i agree with the person above

An iphone costs $1000 and is on sale for 20% off

Answers

It’s 800 in total for a phone off 20%. 20% of 1000 is 200, so you do 1000-800 to get your final answer

Math question 10 points!!!

Answers

Base = 5cm
Good Luck

What is the angle relationship?

Answers

Answer:

z = 15 degrees, 5z = 75 degrees

Step-by-step explanation:

AYB is 180 degrees

CYD is 90

so the two missing angles sum to 180 - 90 = 90

z + 5z = 90

6z = 90

z = 15

5z = 75

What is 30326.4 rounded to the nearest tenth?

Answers

Answer:

30326.4 rounded to the nearest tenth is 30326.4

Step-by-step explanation:

There is no hundredth to change the .4 it is already good as it is.

It is 30326.4

No need to round as it is already at its nearest tenth.

Given P(A) = 0.44, P(B) 0.6 and P(An B) = 0.394, find the value of
P(AUB), rounding to the nearest thousandth, if necessary.

Answers

Given:

[tex]P(A)=0.44,P(B)=0.6,P(A\cap B)=0.394[/tex].

To find:

The value of [tex]P(A\cup B)[/tex], rounding to the nearest thousandth.

Solution:

We know that,

[tex]P(A\cup B)=P(A)+P(B)-P(A\cap B)[/tex]

On substituting [tex]P(A)=0.44,P(B)=0.6,P(A\cap B)=0.394[/tex], we get

[tex]P(A\cup B)=0.44+0.6-0.394[/tex]

[tex]P(A\cup B)=0.646[/tex]

Therefore, the value of [tex]P(A\cup B)[/tex] is 0.646.


A six-sided fair mmber cube is rolled once. What is the probability that the result is a 2 or a 5?
Write answer as fraction in its simplest form.

Answers

Answer:

1/3

Step-by-step explanation:

this is because you have six sides and two options to get and then 2/6 is 1/3

help plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz

Answers

Answer:

The second box is the answer

Step-by-step explanation:

Solution

V=whl=5·5·5=125

people i have 3528 last time i asked a summary of a scary movie now do a summary of godzilla 2 king of the monsters

Answers

Step-by-step explanation: Go.dzilla 2 king of monsters is one of the best movies out there in my opinion, right down to the CGI, the movie makers did a fantastic job of creating an emotional attachment to the family in the movie.  

Basically in the movie it starts in a nuclear power plant, the power plant has a melt down, kil.ling the team that went into the core to see what the issue was, the director of the power plants wife died and he knew that it wasn.t normal for the plant to meltdown the way it did, so he dedicates the rest of his life to trying to figure out what really happened there. He even goes as far as to sneak in to the restricted area with his son, when there they find out that they are digging up something from the wreckage, this is the giant moth (it wont let me say the name), The giant moth was feeding on the nuclear radiation and that was what caused the plant to melt down all those years ago. the giant moth then flies across the country searching for nuclear radiation and in turn waking her mate and destroying the place, this awakens Go.dzilla so that he can reassert himself as the ap.ex predator. He finds both the giant moths and kil.ls them and then returns to the bottom of the ocean.


Match the description to the appropriate term.
internal energy
heat
thermal energy

Answers

You got it correct? Wdym

Answer:

I got all right. Thanks.... ❤️

can any body help me with Factoring

Answers

Answer:

Sure I would love to help you with factoring

Mark my answer as brainliest and I shall help you

what two number multiply to 24 and add to -11

Answers

Answer:

8 and 3

Step-by-step explanation:

Brainliest Please

Answer:

One example is x = -8, y = -3

Step-by-step explanation:

Lets make a system of equations.

Let x be the first number and y be the second.

x * y = 24

x + y = -11

Solve for x and substitute.

x = 24/y

24/y + y = -11

24 + y^2 = -11y

y^2 + 11y + 24 = 0

Factor.

(y + 8)(y+3) = 0

So one example is x = -8, y = -3

Which equation describes the table shown:
Plzzzzzz i need help

Answers

Answer:

y=1x+2

Step-by-step explanation:

so 1x when x equals 2               1 x 2 =2+2 +=4

Y=1x+2!!! Plug in the x part of the chart :)

A company rents out 17 food booths and 24 game booths at the county fair. The fee for a food booth is $50 plus $6 per day. The fee for a game booth is $80 plus $9 per day. The fair lasts for d days, and all the booths are rented for the entire time. Enter a simplified expression for the amount, in dollars, that the company is paid.

Answers

Given that 15 food booths were rented out for ‘d’ days at $100 plus $5 per day. On the food booths only, the company will earn 15($100+$5d) = $1500 + $75d Given that 20 game booths were rented out for ‘d’ days at $50 plus $7 per day. On the game booths only, the company will earn 20($50 + $7d) = $1000 + $140d

The total amount that the company is paid is therefore, $1500 + $75d + $1000 + $140d = $2500 + $215d

find a single discount equivalent to two successive discount of 20% and 5%​

Answers

Answer:

Let the marked price =Rs100

After a discount of 20%, the price = 100−20% of100 = 100−10020×100 = 100−20=80

After a further discount of 5%, price = 80−5% of80 = 80−1005×80 = 80−4 = Rs76

Final Selling = Rs76

Total Discount = 100−76=Rs24

Thus, discount % = 10024×100 = 24%

5) Write the 5 number summary and draw a box and whisker plot.
58, 67, 44, 72,51, 42, 60, 46, 69

Answers

Answer:

Mean: 56.55

Median: 58

Minimum: 42

Maximum: 72

Q1: 45

Q2: 58

Q3: 68

IQR: 23

Range: 30

HELP ASAP!! A recipe calls for 2.3 cup of milk. if you make 3 1/2 times the recipe, how much milk do you need?

Answers

The question is basically asking what 3.5 x 2.3 is. So the answer would be 8.05. If you read carefully it even tells you “times” I. The question. Hope this helps!!

The graph of a quadratic function is shown below




Which statement about this graph is not true?

aThe graph has an axis of symmetry at x=-3

bThe graph has a y-intercept at (0,0)

cThe graph has a maximum point at (-3,-3)

dThe graph has an x-intercept at (-6,0)

Answers

Answer:

c, the graph has a maximum point at (-3,-3)

It should be C. If the graph is going down, then it should be called the minimum point not the maximum. I hope this helps. :)
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