Can someone pls help me solve thiss

Can Someone Pls Help Me Solve Thiss

Answers

Answer 1

Answer:

The value of x = 9

Step-by-step explanation:

Given the angles of the triangle

(13x+2)°(5x-7)°(3x-4)°

We know that the sum of angles of a triangle is 180°.

Therefore,

(13x+2)° + (5x-7)° + (3x-4)° = 180°

13x+2 + 5x-7 + 3x-4 = 180°

21x + 2 - 11 = 180°

21x - 9 = 180°

21x = 180° + 9

21x = 189

divide both side sby 21

21x/21 = 189/21

x = 9

Therefore, the value of x = 9


Related Questions

00:00
What is the missing number?
+ 9 = 16 + 4
o
A. 11
B. 4
O
C. 3
D. 13

Answers

Answer:

The answer is A :)

Step-by-step explanation:

Answer:

A. 11

Step-by-step explanation:

x + 9 = 16 + 4

x + 9 = 20

x = 11

Which expression is equivalent to (7 - 3k) - (4 - 5k) - (6 - 2k)?

A. -10k - 3

B. -4k + 3

C. 4k - 3

D. 10k + 3

Answers

Answer:

C. 4k-3

Step-by-step explanation:

Step 1: Remove parentheses.

7-3k-4+5k-6+2k

7−3k−4+5k−6+2k

Step 2: Combine like terms.

(7-4-6)+(-3k+5k+2k)

(7−4−6)+(−3k+5k+2k)

Step 3: Simplify.

-3+4k

Step 4: Regroup terms.

4k-3

I hope this helps!

A brainliest will be appreciated.

Answer:

C. 4k - 3.

Step-by-step explanation:

(7 - 3k) - (4 - 5k) - (6 - 2k)

Distributing the negative over the last 2 parentheses:

= 7 - 3k - 4 + 5k - 6 + 2k

=  -3k + 5k + 2k + 7 - 4 - 6

= 4k -3.

what is your favorite type of music

Answers

Answer:

Classical

Step-by-step explanation:

Answer:

I mostly love K-pop. AKA Korean pop.

Also sometimes rap.

Hoped this helped!

At a bagel shop the first 6 bagels purchased cost 55 cents apiece, and additional bagels cost c cents apiece. If a customer paid $5.70 for 12 bagels, what is the value of c?

Answers

Answer:

C = 0.475

Step-by-step explanation:

you divide 5.70 by 12 and get that one bagel costs 0.475 cents. hope this helps!

c=40 is the answer

6x55=330 cents

$570-570 cents (570-330)÷(12-)

=240÷6 (division)

=40 cents

Thus, c=40

What is the unitary method?

The unitary method is a method for solving a problem by first finding the value of a single unit and then multiplying the value of a single unit to find the required value.

The unitary method is a procedure that calculates the value of a single unit from the value of multiple units and the value of multiple units from the value of a single unit.

Simply put, the unitary method is used to find the value of a single unit from a given plural. For example, if the price of 40 pens is 400 rupees, the price of one pen would be: This can be done using a uniform method

Learn more about unitary method here:https://brainly.com/question/24587372

#SPJ2

please help me i’ll do whatever

i’ve asked this question twice but no ones answered please help

Answers

Answer:

i belive its d or c

Step-by-step explanation:

A friend lends you $410, which you agree to repay with 9% interest. How much will you have to repay?

Answers

Answer:

I believe the answer is $409.91

Step-by-step explanation:

Devante has a lunch account in the school cafeteria His starting balance at the beginning of the month is $35.50. The first wook, Davante bought 3 lunches and his account balance was $28.00. The second week. Devante

bought 5 lunches and his account balance was 515 50

In a model that relates the balance of his lunch account as a function of the number of lunches he buys, what does the rate of change represent?


A: the number of lunches he purchases


B: the starting balance of his lunch account


C: the amount of money in his lunch account


D: the amount of money he pays for each lunch

Answers

Answer:

D the amount of money he pays for each lunch

Step-by-step explanation:

In each lunch Devante has, he pays 2,50 $ according to:

Money in t = t₀     he has  35,50 $      paid 3 lunches and spent

35,50 - 28  =  7,5

Then the cost of each lunch is    7,5 / 3   =  2,5 $

After that

bought    5 lunches and spent   28  - 15,5  = 12,50

Again    12,5 / 5   =  2,5 $

Now the model for the situation is a straight line with a slope 2,5

In an  x , y cartesian system in which  y is money in the account  and x is the number of lunches, such a straight line will be

y  =  b  -  m*x      ( b the intercept on y  and  m the negative slope)

y  =  35,50 - 2,5*x

So  answering the question is lyrics  D  the amount of money he pays for each lunch

Craig has £13.40

He sees this offer in a restaurant:

Main courses £8.90 each. Buy one main course and get the 2nd HALF PRICE!

Can he afford to buy two main courses? Show your working.

Answers

Yes
Step-by-step explanation:
Full price for first course: £8.90
Half price: £4.45
One and one half times
full price is then: £13.35
Since this is less than Craig's £13.40, he can just barely afford to buy two main courses at these prices.

Will the quotent be positive or negative?
125/5

Answers

Answer:

Positive

Step-by-step explanation:

Both of the numbers are positive and the first number is bigger than the second, so it has to be positive.

I hope this helps, and have a great day! :)

At the grocery store you choose to buy 4 items that cost: $2.69, $14.45, $8.05, and $13.95. Estimate the total cost of your groceries by rounding the cost of each item to the nearest dollar. What is the estimated total?

Answers

Answer:

$39

Step-by-step explanation:

First, let's get the values of each number by rounding them off to the nearest dollar before adding them.

Remember that you have to round off the number up if it is being followed by a number equivalent to 5 and above. You have to retain the number if it is followed by a number less than 5.

1. $2.69 = $3

2. $14.45 = $14

3. $8.05 = $8

4. $13.95 = $14

Now that you have the rounded off numbers, you may add them.

Let's solve.

$3 + $14 + $8 + $14 = $39

The estimated total is $39.

The time a student sleeps per night has a distribution with mean 6.06 hours and a standard deviation of 0.55 hours. Find the probability that average sleeping time for a randomly selected sample of 35 students is more than 6.15 hours per night.

Answers

Answer:

The probability is 0.16602

Step-by-step explanation:

We start by calculating the z-score

We have this mathematically as;

z-score = (x-mean)/SD/√n

From the question,

we have x = 6.15

mean = 6.06 hours

standard deviation = 0.55 hours

n = 35

Substituting these values, we have

z-score = (6.15-6.06)/0.55/√35

z-score = 0.09/0.55/5.92

z-score = 0.97

So the probability we want to calculate is:

P ( z > 0.97)

we make use of the standard normal distribution table here

The value is; 0.16602

What is the slope of the line graphed on the coordinate plane?

Please help!! What is the slope of the graph??

Answers

Rise: 8 Run: -2

8/2

Have a nice day!

Answer:

slope = - 8

Step-by-step explanation:

pass (0,6) (1,-2)

slope: (-2 - 6) / (1 - 0) = - 8

ASAP !!!!!!!!!! Help Plz.

Answers

Answer: B; 2≤x≤8

Step-by-step explanation:

Do left part first: 0≤3x-6, 2≤x

Now do right part: 3x-6≤18, x≤8

Now combine into double inequality: 2≤x≤8

Answer is B!!!!! 100%

There are only blue cubes, red cubes and yellow cubes in a box.
The number of red cubes in the box is the same as the number of yellow cubes in the box.
a) Complete the table

There are 30 blue cubes in the box.
b) What is the total number of cubes in the box?

Answers

Total probability equals 1.

Subtract the probability of blue from 1:

1-0.4 = 0.6

Red and yellow total is 0.6

Since they have the same number of cubes, the probability of both would be the same so divide the remainder by 2:

0.6 /2 = 0.3

The probability of red is 0.3

The probability of yellow is 0.3

30 blue cubes with a probability of 0.4.

Let total cubes = x

30 blue/ x = 0.4

Multiply both sides by x:

30 = 0.4x

Divide both sides by 0.4

X = 30/0.4

X = 75

Total cubes is 75

This doesn’t make sense though because red and yellow are supposed to be the same and if you subtract blue from total it’s an odd number so red and yellow aren’t the same:

75-30 = 45

45/2 = 22.5

The top of the cliff is 142 m above sea level. Currently the boat is 100 metres from the buoy and the angle of depression from the top of the cliff to the boat is 64º. Find the distance from the top of the cliff to the buoy. diagram not to scale Top of cliff 142 boat buoy Base of cliff (sea level) 100 m. The distance from the top of the cliff to the buoy is type your answer...​

Answers

Answer:

221.0 m

Step-by-step explanation:

First, find x using trigonometric ratio formula:

Reference angle = angle of depression = angle of elevation = 64°

Opposite side length = 142 m

Adjacent side length = x

Thus:

tan(64) = 142/x

x*tan(64) = 142

x = 142/tan(64)

x = 69.3 (nearest tenth)

Next, find distance from top of the hill to the buoy using Pythagorean Theorem.

Let the distance be y.

We would have:

y² = 142² + (69.3 + 100)²

y² = 20,164 + 28,662.49

y² = 48,826.49

y = √48,826.49

y = 221.0 m (nearest tenth)

24 pieces of candy in 3 bags how much candy's per bag

Answers

24 divided by 3 gives you 8, so 8 per bag

Can someone help me?

Answers

Yes they are similar because they are both triangles (sorry if I’m wrong)

Which of the following correctly uses the additive inverse property

Answers

What are the choices can’t help if there’s so choices to choose from

Step-by-step explanation:

-6÷-30=1/6÷1/30

1/6×30/1

=5

How do you you translate into Equation : Sue has 45 shells in her shell collection. Jared, who just started his collection, has 5 shells. Sue’s collection is how many times larger than Jared’s?

Answers

I don’t really feel like it

I will give brainiest to whoever answers correctly !!

Answers

purchased for 4000
wants to sell for 20% more so the car would be 4800
then he reduces 4800 by 20% or 960
so 4800 - 960 is 3840 or a loss of $160

20 points for this questions!!

Answers

I think the answer is D .....
The last one to the right

What is the equation of the graphed line in standard from?
A. 1/2x+y=6

B. 1/2x-y=-6

C. y=2x+6

D. -2x+y=6

Answers

The best answer for this equation is D

8612121212-1212121212

Answers

Answer:
7400000000

Explanation:

Answer:

The answer is 7400000000!

Step-by-step explanation:

PLZ ANSWER THIS ITS DUE TODAY I WILL GIVE BRAINLEST!!!!
: Many of our folk songs serve a purpose. Do you think that nursery songs could be considered folk music? Why or why not?

Answers

Answer:

In many instances, the lyrics to folk songs came from existing nursery rhymes or poems, and some of the nursery rhymes had variations, depending on region or time. Thus, these folk songs may have lyrics that are slightly different from those you are familiar with.

Therefore, in my opinion, I think that Nursery songs can be considered folk music.

Im so so so so sorry if this is wrong or not the answer you were looking for. i truly am. hopefully this will be good

Step-by-step explanation:

The person above me Is right

heather spend 2/7 of her money buying presents. she then had €48.65 left how much had she at first?​

Answers

Given :

Heather spend 2/7 of her money buying presents.

She then had €48.65 left.

To Find :

The initial amount of money she had.

Solution :

Let, initial amount she had is €x.

So,

[tex]x - \dfrac{2x}{7} = 48.65\\\\\dfrac{5x}{7} = 48.65 \\\\x = \dfrac{48.65\times 7}{5}[/tex]

x = €68.11

Therefore, initially he had €68.11 .

You want to run 5.84 km this week.
You already ran 3.21 km.
How much further do you have to run?

Answers

Answer 2.63





Explanation 5.84-3.21=2.63

Seven and twelve hundredths in standard form?

Answers

Answer:

7.12

Step-by-step explanation:

Standard form is writing a number with numbers instead of letters. Word form example: three. Standard form example: 3. Because the word "hundredths" has the "ths" at the end of it, on the right side of the decimal.

What integer value does point D represents

Answers

Where is the photo to answer

Answer

Step-by-step explanation:

its 3

8.
Find the equation of the line passing through (1,5) and parallel to y = 3x - 1.

Answers

Answer:

I hope i answered it correctly if not try Mayway again thats what i used

Step-by-step explanation:

if you are sliding right, your are..
a)adding
b)subtracting​

Answers

Answer:

adding right is positive and left is subtracting.

Step-by-step explanation:

Answer:

adding

Step-by-step explanation:

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