Expand the expression 9(2t-8)

Answers

Answer 1

Answer:

18t-72

Step-by-step explanation:


Related Questions

A right triangle has side lengths a, b, and c as shown below.
Use these lengths to find tanx, cosx, and sin x.

Answers

Step-by-step explanation:

step 1. tan x = opposite/adjacent = c/b

step 2. cos x = adjacent/hypotenuse = b/a

step 3. sin x = opposite/hypotenuse = c/a

HeLp PlS
Would water in a bath tub be measured with liters or milliliterss???

Answers

Answer:

L

Step-by-step explanation:

ml is used to measure smaller amounts.

Wha is 3/8×5/6 you will need a paper.

Answers

3/8 x 5/6 = 15/48 = 5/16

The perimeter of rectangle is 40 inches the length is 2 inches more than three times the width write and solve a system of an equation to find the length and the width of a rectangle. help pls!!

Answers

Answer:

Thisis your answer ☺️☺️☺️

Marela prepared 25.6 liters of concentrated mango juice. Sie plans to pour it in small canister of 0.1 liter capacity. How many canister does she need to prepare?

Answers

256 canisters
You just do number of litres prepared divided by capacity of each canister to find out how many canisters are used

Need help checking if they are right

Answers

Answer:

Step-by-step explanation:

so I see at the top , it's saying the triangles are "similar" this is a very important part.   meaning that the triangles are copies of each other just bigger or smaller but other wise the same.

QR is 25    check

HG is 30   check

X1 = 48  check

X2 = 14 check

x3 =  6 check

I think they all look good

Need help with ASAP please!

Answers

Answer:

with what??

Step-by-step explanation:

Answer: 12x+6=3(4x+2)

Step-by-step explanation: :):)

please helppppppppppppppppppppp

Answers

I think the right answer i the third one hope this helps your very welcome

explain the error .
help me plll​

Answers

Answer:

Correct solution in steps

5 - 2(a + 7) + 10a =           The first operation is parenthesis5 - 2(a) - 2(7) + 10a =        The second operation is simplification5 - 2a - 14 + 10a =             Next operation is collecting like terms(10a - 2a) + (5 - 14) =         Next operation is simplification8a + (-9) =                        8a - 9

The error in the given solution was the first step: (5 - 2)

Which angle is supplementary to ∠1?

Answers

Answer: angle 2 is supplementary to angle 1
the answer is angle 2

Someone help, I don't understand what trig ratio to use, or how to get the answer to w or x

Answers

Answer:

Uhm I think you need to like times the 10 to the 56? erm yeaaaaaaa SOrry if you get it wrong

Step-by-step explanation:

Answer:

1:2

Step-by-step explanation:

56*10= 560

34+56= 90

90*10= 900

X is about 2 times the size of W so it would be

1:2 (W:X)

I think i am right, i may be wrong i haven't exactly learned this yet, i am just going off by what i know. sorry if i am wrong

helllpppp plzzz??!!!

Answers

Answer:

Step-by-step explanation:

tan28=h/150

h=150tan28

h=79.8ft

x/(12+8)=5/8

x/20=5/8

x=100/8

x=12.5

hey guys its my bday and i don't have time to do work rn but I need the answer for this. I will give brainly away

Answers

SAS, SSS, SSA all prove the congruency of the two triangles.

HELP SOON
The average weight of eleven people at a party is 138 pounds. When two people arrive late to the party, the average increase to 148. What is the average weight of the two people who arrived late?

Answers

11 people x 138 = 1,518 total pounds.

13 people x 148 = 1,924 total pounds.

Difference = 1924 - 1518 = 406 pounds.

Average weight  = 406/2 = 203 pounds

The average of the weight of the two people who arrived late for this considered case is found being 203 pounds.

How to find the mean of a data set?

Mean(also called average) is the ratio of the sum of the values of the data set to the total number of values available in the data set.

Thus, we get;

[tex]\rm Mean = \dfrac{\text{Sum of the observations of the data set}}{\text{Total number of observations}}[/tex]

Given that:

Average of weight of 11 people at party = 128New average of total 13 people at party (2 people came late) = 148

Assume that:

Sum of weight of 11 people who came early = xSum of weight of 2 people who came late = y

Then, we get:

Average of weight of 11 people at party =

[tex]\dfrac{\text{Sum of the observations of the data set}}{\text{Total number of observations}} = \dfrac{x}{11} =138[/tex]

Thus, we get:

[tex]x = 11 \times 138 = 1,518 \: \rm pounds[/tex]

The weight of all 13 people is sum of weight of 11 people + sum of weight of those 2 people who came late = x + y, therefore, we get:

Average of weight of 13 people at party =

[tex]\dfrac{\text{Sum of the observations of the data set}}{\text{Total number of observations}} = \dfrac{x+y}{13} = 148[/tex]

Thus, we get:

[tex]\dfrac{1518 + y}{13} = 148\\1518 + y = 13 \times 148\\\\y = 1924 - 1518 = 406 \: \rm pounds[/tex]

That means, sum of weights of 2 people who came late = 406 pounds.

Thus, average weight of the two people who arrived late = [tex]\dfrac{\text{Sum of the observations of the data set}}{\text{Total number of observations}} = \dfrac{y}{2} = \dfrac{406}{2} = 203 \: \rm pounds[/tex]

Thus, the average of the weight of the two people who arrived late for this considered case is found being 203 pounds.

Learn more about mean here:

https://brainly.com/question/16118626

#SPJ2

How many edge does the following shape have​

Answers

Answer:

8

Step-by-step explanation:

Answer:

12 edges

Step-by-step explanation:

It might help to drag your finger along the edges in the image. Think about it as if you had to make this image out of sticks. How many sticks would you need to make a standing frame like this one?

12 sticks

Find c.
Round to the nearest tenth.

Answers

Answer: Picture is blury for me I can not see it well enough

Step-by-step explanation:

All i see is the 8 ft and 17ft cant see any of the other numbers

Find the missing measure of angle b (show all work)

Answers

Answer:

12:  138

13: 35

14: 49

Step-by-step explanation:

12: 180-42=138

13: 360-297-28=35

13: 90-41=49

Which of the following expressions is equivalent to: -5.4 – 11.1 + 30 – 12.6 – 4.2.
answer please

Answers

Answer:

-3.3

Hope this helps :D

HELP FASSST!! MAX POINTS, BRAINLIEST AND PERSONAL KUDOS

Answers

General form.

y=ax²+bx+c

Our term

y=x²-4x-5

On comparing

a=1b=-4c=-5

Graph attached

When solving negative -1/3.(x − 15) = −4, what is the correct sequence of operations

Answers

Answer:

x=27

Step-by-step explanation:

i would give you the steps but honestly, im tired of giving 20 steps for every problem i answer.

A bicycle traveled 150 meters west from point a to point b. then it took the same route and came back to point a. it took a total of 2 minutes for the bycycle to return to point a. what is the average speed and average velocity of the bycle

Answers

The average speed is 300m/2min that’s 150m per minute or 2.5m per second the average velocity is zero

PLS HELP Two wizards make boxes with secret compartments to sell at the magic convention. Fred plans to make 160 boxes by the start of the convention Georgiana plans to make 25% fewer in the same amount of time. Fred makes 10 more boxes each day than Georgiana, and finishes his job 2 days before the convention. How many boxes does Georgiana make each day if she needs two extra days after the convention starts to complete her job?

Answers

The number of boxes that Georgiana makes each day if she needs two extra days is 6.

What is the linear system?

It is a system of an equation in which the highest power of the variable is always 1. A one-dimension figure that has no width. It is a combination of infinite points side by side.

Two wizards make boxes with secret compartments to sell at the magic convention. Fred plans to make 160 boxes by the start of the convention Georgiana plans to make 25% fewer in the same amount of time.

The number of days Fred worked will be

[tex]\rm Days = \dfrac{160}{10} = 16[/tex]

He worked two days less Georgiana.

And she took 2 days extra to complete the job. So, we add 4.

16 + 20 = 20

So she is 25% less than 160 is 120. Then she made

[tex]\rm Number \ of \ boxes \ each \ day= \dfrac{120}{20} = 6[/tex]

More about the Linear system link is given below.

https://brainly.com/question/20379472

Please help me need help me please please help me

Answers

9514 1404 393

Answer:

  (3)  y = (x -3)²

Step-by-step explanation:

Try the first value of x in each function:

  (1)  y = 3² -3 ≠ 0

  (2)  y = (3 +3)² ≠ 0

  (3)  y = (3 -3)² = 0 . . . . . . matches the table value for f(3)

  (4)  y = 3² +3 ≠ 0

__

The only viable choice is (3).

help me now pls thehehhehe

Answers

Answer:

i thinks is %3 percent because it went up three

Answer: 25%

Step-by-step explanation:

12x=15

x=1.25

subtract the 1, because you just want the percent it increased

.25= 25%

...............................

Answers

Answer:

that looks like a cat.

Step-by-step explanation:

sorry, that's probably a snake :D

please help me......​

Answers

Answer:

-1/4

Step-by-step explanation:

I'm not sure what exactly you needed. But this is the slope of the line. Hope this helps! Have a great day! :)

Harry wants to download some songs to his mp3 player. He received a $20 giftcard for his birthday. It costs $0.90 to download a song. At most, how many songs can he download?

Answers

Step-by-step explanation:

vvvvvec7oecyoeciiiv7oric7oriivsbshshshshshshsJ

$20/$0.90=22.22
At most, Harry can download 22 songs.
22 • $0.90= $19.80

Urgent, I need an answe and an explanation

Answers

4x-2=2x+8
2x=10
X=5
Explanation: the sides of a square are always congruent, meaning they equal each other. So to find the missing length, all you had to do was make the two equations equal to each other and solve!

Simplify

X² - 4x+4 1-x²
_______×_______
3x+3 4-2x​

Answers

Answer:

Do you take screen shoot otherwise we cannot understand your question

Step-by-step explanation:

Write the number seventy-nine million seven thousand 

Answers

Answer:

79, 007, 000

Step-by-step explanation:

79, 007, 000

Hope that helps!

Answer:

seventy-nine million seven thousand

Step-by-step explanation:

#WhenYouSideStepTheProblem

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