Which of the following is the solution to this system of equations?
x-y=5
2x-3y=18​

Answers

Answer 1

Answer:

answer:

(-3, -8)

Step-by-step explanation:


Related Questions

How would you solve this?
(problem in image)

How would you solve this?(problem in image)

Answers

Answer: 18 Fruit Baskets

Step-by-step explanation:


He would need to sell 18 fruit baskets and 2 pencils to make the total $300.

Multiple the 18 bakers by the 16.50 then when u get your sun add it to 1.50 time 2 then add them up and then show your answer

Explain the cosine rule and sine rule while also saying how to use it and provide examples (keep it in simple terms)

Answers

Answer:

Sure, I'll explain the cosine rule and sine rule in simple terms:

The cosine rule (also known as the law of cosines) is used to find the length of a side or the measure of an angle in a triangle given the lengths of the other sides and the angle between those sides. It states that c^2 = a^2 + b^2 - 2ab cos(C), where c is the length of the side opposite angle C, and a and b are the lengths of the other two sides.

Here's an example of how to use the cosine

Suppose we have a triangle with sides a=6, b=8, and an angle between them c=45 degrees. We want to find the length of the remaining side of the triangle, side a.

Using the cosine rule:

a^2 = b^2 + c^2 - 2bc * cosA

where A is the angle opposite side a, we can plug in our values and solve for a:

a^2 = 8^2 + 6^2 - 2(8)(6) * cos(45)

a^2 = 64 + 36 - 96 * 0.707

a^2 = 10.56

a = sqrt(10.56)

a = 3.25 (rounded to two decimal places)

Therefore, the length of side a is approximately 3.25 units.

Answer:

Step-by-step explanation:

Find the volume of a prism. Show your work.

Find the volume of a prism. Show your work.

Answers

Answer:

Step-by-step explanation:

11 times 22

the area of its cross-section multiplied by the length

answer: 242cm squared

The answer is 242 CM squared. The answer above explains better than I can :)

HELPPPPPPP MEEEEEEEEEEEEEEEEEEE
angles A and B are complementary angles. if the measure of Angle A= (7x+25), and the measure of Angle B is (x+9), then find the measure of Angle A

Answers

X = 6.5

To find the measure of an angle line the protractor and read what the number says

Answer:

74 degrees

Step-by-step explanation:

We first need to know what complementary angles are.  Complementary angles are 2 angles that the sum is 90 degrees.  We can write an equation:

(7x+25)+(x+9)=90

combine like terms

8x+34=90

subtract 34 from both sides

8x=56

divide both sides by 8

x=7

The next step, now that we have x=7, we need to find the measure of Angle A.

7x+25

substitute

7(7)+25

=74

So, Angle A is 74 degrees.

Hope this helps! :)

John had $26 to spend on eight paintbrushes for his art class. After buying them, John had $10 left. How much did each of the paintbrushes cost?


PLSS HELP ME

Answers

Answer:

Each paint brush cost 2 dollars

Step-by-step explanation:

all u do is subtract 10 from 26 witch leaves 16 so 16 divided by 8 is 2 and to check work divide 16 by 2 and u get 8

switch the colurrr-cxk

what is 3 8/12 - 3/6 = ?

Answers

Step-by-step explanation:

The answer is :

3(8/12)-3/6= 1.5

no the person above is incorrect... 8/12 divided by 2 would be 4/6( this would be to fine a common denominator) .. 3 4/6 - 3/6 would be 3 1/6

can someone explain to me how you move lines, quadrilaterals, triangles etc. 90 degrees, 180 degrees and, 270 degrees?? my teacher doesn't know what she is doing and it's very confusing.

Answers

i’m not sure if this helps, but my teacher showed us this video about transformations that might help:

“ Transformations - Rotate 90 degrees” by mrmaisonet

You would rotate 90 degrees

the difference between solving for surface area and solving for volume

Answers

Answer: The Surface Area is a sum total of Area of the planes that form a surface/shape while Volume is the space enclosed within a figure/shape/surface.

The Surface Area is a 2-Dimensional concept with units m², cm² or mm² where as Volume is a 3-Dimensional concept with m³, cm³ or mm³ as units.

Surface area and volume are calculated for any three-dimensional geometrical shape. The surface area of any given object is the area or region occupied by the surface of the object. Whereas volume is the amount of space available in an object.

"Fourteen subtracted from the product of a number a -3 is 25." x=

Answers

The answer is -13
-3n-14=25
N=-13
Sorry if it’s wrong
I got -13
Hope it’s correct

Describe how the data is dispersed in a box plot with the following data set: 25, 36, 21, 30, 20, 32, 38, 19, 36, 31, 26, 33, 27, 18, 24.

AND PLEASE ACTUALLY EXPLAIN/DESCRIBE!

Answers

In a box plot, also known as a box-and-whisker plot, the data is dispersed and represented visually to provide a summary of the distribution and key characteristics of the dataset. Let's describe how the data is dispersed in the box plot for the given data set: 25, 36, 21, 30, 20, 32, 38, 19, 36, 31, 26, 33, 27, 18, 24.

1. Median (Q2): The median represents the middle value of the dataset when arranged in ascending order. In this case, the median is around 27 or 28, as it lies between the values 27 and 30.

2. Lower Quartile (Q1): The lower quartile marks the boundary between the lower 25% of the data and the upper 75%. It is located approximately around 22 or 23, as it falls between the values 21 and 24.

3. Upper Quartile (Q3): The upper quartile marks the boundary between the lower 75% of the data and the upper 25%. It is located around 34 or 35, as it lies between the values 33 and 36.

4. Interquartile Range (IQR): The IQR is the range between the upper and lower quartiles (Q3 - Q1). In this case, the IQR is approximately 12 (35 - 23).

5. Whiskers: The whiskers represent the range of the data excluding any outliers. They extend from the lower quartile (Q1) to the minimum value and from the upper quartile (Q3) to the maximum value. However, in some cases, the whiskers can also be defined based on certain criteria, such as 1.5 times the IQR. Outliers, if present, are depicted as individual data points beyond the whiskers.

6. Outliers: Outliers are data points that significantly deviate from the rest of the dataset. In this case, there are no clear outliers based on the data provided.

7. Box: The box in the box plot spans from the lower quartile (Q1) to the upper quartile (Q3) and represents the middle 50% of the data. In this case, the box spans approximately from 23 to 35.

By observing the box plot, we can see that the data is moderately dispersed, with the majority of values concentrated around the median. The range of the data is approximately 20 to 38, with some variability within the dataset.

\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)

♥️ \(\large{\underline{\textcolor{red}{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)

To create a box plot for this data set, we need to find the minimum value, maximum value, median, and quartiles.

Minimum value: 18
First quartile (Q1): 22
Median: 29
Third quartile (Q3): 36
Maximum value: 38

The box plot is created using these values. A box is drawn from Q1 to Q3 with a line inside the box at the median. Whiskers are drawn from the box to the minimum and maximum values. Any data points beyond the whiskers are plotted as individual points.

In this box plot, the data is dispersed fairly evenly, with no outliers beyond the whiskers. The box is centered around the median, indicating that the data is roughly symmetric. The lower half of the data is slightly more spread out than the upper half, as indicated by the longer whisker on the left side of the box. Overall, the box plot shows that the data is relatively consistent, with no extreme values.

Please help me with this ASAP!!!!

Please help me with this ASAP!!!!

Answers

Answer:

The answer is 5!

Step-by-step explanation:

You have to multiply the height and the width and then try to find another number to multiply to get 400. If you would do height times width times 5 you will get 400, so 5 is the answer!

If you have any questions ask me please! :)

answer is 5. just like the other comment said

cassie is placing stickers on a page that is 12 inches long and 8 inches wide the sticker are 3 inches long and 2 inches wide

cassie is placing stickers on a page that is 12 inches long and 8 inches wide the sticker are 3 inches

Answers

Answer:

To find the greatest number of stickers Cassie can place on a page that is 11 inches long and 8 inches wide without them overlapping, we need to use the same approach as before.

Firstly, we need to calculate the maximum number of stickers that can fit along the length of the page, which is now 11 inches. Since each sticker is 3 inches long, we can fit 3 stickers along the length (11 ÷ 3 = 3 with a remainder of 2).

Next, we can calculate the maximum number of stickers that can fit along the width of the page, which is still 8 inches. Since each sticker is 2 inches wide, we can fit 4 stickers along the width (8 ÷ 2 = 4).

To ensure that the stickers do not overlap, we can only use the full row of 3 stickers from the previous calculation. Therefore, we can place 3 stickers along the length and 4 stickers along the width, giving us a maximum of 12 stickers that Cassie can place on the page without them overlapping.

Step-by-step explanation:

Answer:

16

Step-by-step explanation:

First, find out how much stickers you can put on the long side:

12/3 = 4

Next, find out how much stickers you can put on the wide side:

8/2 = 4

Lastly, calculate them together:

4x4=16

So the answer is 16.

cassie is placing stickers on a page that is 12 inches long and 8 inches wide the sticker are 3 inches

The table shows the results of randomly selecting a colored cube from a bag 80 times. The cube was returned to the bag after each selection.

Based on these results, what is the expected probability of randomly selecting a red cube from the bag in one attempt?

A) 0.20
B) 0.04
C) 0.24
D) 0.30

The table shows the results of randomly selecting a colored cube from a bag 80 times. The cube was returned

Answers

The answer is not A or C because it doesn’t work out so it could be D or A The answer is A
It’s B 0.04 I hoped that helped

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

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

Answers

Answer:

?

Step-by-step explanation:

could you please translate it for me , i’ll be more than sure to help you!

PLEASE HELP!! what is the horizontal asymptote of f(x)=2/3^x? Is it on the x-axis or the y-axis?

Answers

Hey there! :)

Answer:

y = 0, also known as the x-axis.

Step-by-step explanation:

The equation \(f(x) = \frac{2}{3} ^{x}\) is an exponential function.

There is an asymptote at y = 0, or the x-axis because:

\(\frac{2}{3} ^{x}\neq 0\)

An exponential function, unless containing a vertical shift, can never cross the x-axis resulting in an asymptote at y = 0.

Please help, I don't have much to give but I'm really struggling to understand this.

Please help, I don't have much to give but I'm really struggling to understand this.

Answers

Here is your answer
Please help, I don't have much to give but I'm really struggling to understand this.
2187^4 if you simplify (3^7) bc its in the parenthesis

thank you so much fnej! i’m almost to 82% , when i answer other questions today i’ll give you the brainlest but thank you. please help!

shoutout:
brainly.com/app/profile/19154158/answers

thank you so much fnej! im almost to 82% , when i answer other questions today ill give you the brainlest

Answers

Answer:

15

Step-by-step explanation:

Lower quartile is the left line at the rectangle.

It is at 15

help me ! please needs to be done today

help me ! please needs to be done today

Answers

Answer:

I believe the answer will be C, because if Claire wants a cupcake also, then it would have to be 30. After all, 29 girls, not including Claire.

Answer:

C

Step-by-step explanation:

They're 24 boys and 29 girls which she's not included in. If she wants to know how many she knew to make for here to get 1 cupcake and the rest of friends she's inviting she'll have to do 24 boys + 29 girls + plus her(1). Making it 24 + 30 = c

A construction crew is lengthening a road that originally measured 41 miles. The crew is adding one mile to the road each day. Let L be the length (in miles) after D days of construction. Write an equation relating L to D. Then use this equation to find the length of the road after 38 days.

Answers

We can simply find our answer and this is our solution
38D+41=L

Answer:

We can simply find our answer and this is our solution

38D+41=L

Step-by-step explanation:

Devaughn's age is two times Sydney's age. The sum of their ages is 57 . What is Sydney's age?

Answers

Answer:

sydney age is 19yrs

Step-by-step explanation:

2x+x=57

3x=57

x=57/3

x=19

sydney age is 19yrs

Devaughn's age is 2x=2(19)=38

Answer:

Sydney is 19yrs old

Step-by-step explanation:

If \(x^{3}\)+\(\frac{1}{x^{3}}\)=18
Then prove, x=\(\frac{3+\sqrt{5}}{2}\)

Answers

Answer:

x=  

2

3

+2

≈1.866025404  

Step-by-step explanation:

Answer:

If x^3+1\x^3=18, then what is the value of x?

x^3 +1/x^3= 18.

Formula:-

(x +1/x)^3 = x^3. +1/x^3 + 3.(x +1/x).

Let (x+1/x)= p.

or, p^3 =18 +3p.

or, p^3 -3.p -18 =0.

Putting p=3 , remainder = 3^3–9–18 = 0 , (p-3) is a factor.

or, p^2.(p-3)+3.p^2-3p-18=0

or, p^2.(p-3)+3.p.(p-3)+6.(p-3)=0.

or, (p-3).(p^2+3p+6)=0

Either p-3=0.

or, p = 3. , putting p = x +1/x.

or, x +1/x = 3. ……………….(1).

And, (x -1/x)^2 = (x+1/x)^2 - 4. = 3^2 - 4 = 5.

Thus, x -1/x = +/-√5. …………….(2).

Adding eqn.(1) and (2).

2.x = 3+/-√5.

or, x = (3+/-√5)/2. Answer.

What is the relationship between the tables, equations and graphs as it relates to rate of change/slope?

Answers

Answer:

What is the relationship between equations and graphs?

Understand that the graph of an equation in two variables is the set of all its solutions plotted in the coordinate plane, often forming a curve (which could be a line).

Step-by-step explanation:

The measure of an angle is 26.9°. What is the measure of its complementary angle?

Answers

Answer:

63.1°

Step-by-step explanation:

Complementary angles sum 90°

90 - 26.9 = 63.1°

A recipe calls for 3 cups of milk for every 2 cups of flour. If you have 15 cups of milk, how many cups of flour will you need?

Answers

10 cups of milk for 15 cups of flour

....help please................

....help please................

Answers

Step-by-step explanation:

\(x=3\\y=\frac{1}{3}\\z=5\\ \\\frac{12x-3y}{4x-z} \\=\frac{12*3-3*\frac{1}{3} }{4*3-5}\\=\frac{36-\frac{3}{1}*\frac{1}{3} }{12-5} \\=\frac{36-\frac{3}{3}}{7}\\=\frac{36-1}{7}\\=\frac{35}{7}\\=5\)

Answer:

the answer is 5

Step-by-step explanation:

Work out the size of angle m.

Work out the size of angle m.

Answers

Answer:

78+25+61+55+64=283

360-283=77

180+77=257

The exterior angles of any polygon (a shape with 3 or more sides) is always equal to 360 degrees.

If you add up all the provided angles you get 283 degrees

The remaining angle to get to 360 is 77 since 360-283=77

Answer: m=77

Hope this helped!

i'm so confuzzled, please help

i'm so confuzzled, please help

Answers

Step-by-step explanation:

0.5% of w is 12 is what they are asking

0.5% of w = 12. Only the first answer has the equation equal to 12, so the first part is

\(12 = 0.005 \times w\)

Now to solve it, we want to get W alone, we can do that by dividing 0.005 on both sides. Since right now it's being multiplied we must do the opposite

\(w = \frac{12}{0.005} = 2400\)

Answer:

0.5% of w is 12 is what they are asking0.5% of w = 12. Only the first answer has the equation equal to 12, so the first part isNow to solve it, we want to get W alone, we can do that by dividing 0.005 on both sides. Since right now it's being multiplied we must do the opposite

Step-by-step explanation:

PLEASE HELP!! ThANK YOU

PLEASE HELP!! ThANK YOU

Answers

The answer would be 4 5/8 because if you add all the numbers together that would result with 37. Then you want to find a number inside 37 that can be divided by 8, which would be 32. You will get 4 and the remaining 5 from the fraction stays as 5/8 now you combine the 4 and 5/8.

Answer: i think it is 2 1/8 inches and can you please give brainlest

Step-by-step explanation:

Someone help me with this ASAP!

Someone help me with this ASAP!

Answers

Answer:

48.1 somewhere around 36 and 57

Step-by-step explanation:

Answer:

36-57

Step-by-step explanation:

18.50 x 2.6 = 48.10, which is between those two numbers

Circles and Circumference (PLEASE HELP)

Circles and Circumference (PLEASE HELP)

Answers

4. 8 inch
5. 7.5 cm
6. 4.5 mm
7. 24mm
8. 31mm
9. 69 inch
10. 314 cm
11. 72 ft
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