A student found the slope of a line that passes through the points (-8, -6) and (2, -3) to be 3/10.
What mistake did she make?
A - She calculated the run over the rise.
B - She forgot the negative sign.
C - She used the negative reciprocal of the slope.
D - She did not make a mistake. That is the correct slope.

Answers

Answer 1
D she is correct because if you use the formula to find a slope it gives u 3/10

Answer 2

Answer:

Its  C, edge 2021

Step-by-step explanation:

No, she did not substitute the correct x and y values.


Related Questions

What two integers is 87 between

Answers

the two integers 87 between is 86 87 89

Answer:

43 and 44

Step-by-step explanation:

You deposit $1,600 in a bank account. Find the balance after 3 years if the account pays 2.4% annual interest compounded quarterly.

Answers

They made $8.8 a hour 

$1803.34 will be the balance after 3 years if the account pays 2.4% annual interest compounded quarterly

What is Compound interest?

Compound interest is the interest on a loan or deposit that accrues on both the initial principal and the accumulated interest from previous periods.

let's call the amount of money A, the initial amount P, the yearly rate r, the number of compounds per year n.

[tex]A = P(1 + \dfrac{r}{n})^{(nt)[/tex]

[tex]A = 1600(1 + \dfrac{.024}{4})^{((4)(5)[/tex]

[tex]A = 1600(1.006)^{(20)[/tex]

[tex]A = \$1803.34[/tex]

Hence $1803.34 will be the balance after 3 years if the account pays 2.4% annual interest compounded quarterly

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if 234 players are separated into 18 equal teams,how many players will be on each team?

Answers

13 players on each team :)
You can separate the players into 18 teams, there need to be 13 players on each team.

Sofia is learning to knit. After her first three stitches, she had to undo the last two. Then she made three more stitches and again, had to undo the last two. If this pattern continues, how many stitches will Sofia have to make before she has six good stitches?

Answers

I think so 3 times because the first time the total was 2
2*3 is 6
18 stitches I think I don't know use Google. that will help

Graph ​ y=−5/6x−4 ​. (if you can give me the coordinates)

Answers

the slope is -5/6 and y intercept is -4

 so the first dot  goes on (0,-4)

 the next dot would go

-5/6 x 4 = -29/6

(1,-29/6)


Will give brainliest!!! :)
Thank you

Answers

(-12) + 6/12 = 12/1 + 6/12=18/12=1 6/12 or 1/2
To add the fraction, just find LCD (least Common Denominator), and then combine the two parts to get your answer which is known as 24

Determine if you can use the HL Congruence Theorem to prove the triangles to prove the triangles below are congruent.

Answers

a
No you cannot use HL to prove the triangles are congruent because there is no way to know if the hypotenuses of BE and EC are congruent

im giving 50 points
 Solve the equation.
-4(3 - 2x) + 2x = 2x - 8
A) x = 2
B) x = -1
C) x =
1
2
D) x =
1
3

Answers

-12+8x+2x=2x-8
10x-12=2x-8
8x=4
x=1/2
C
it is probably answer B

Sophie and Eleanor are making bouquets using daisies and tulips. Each bouquet will have the same total number of flowers,Eleanor uses fewer daisies in her bouquet. than sophie. Whose bouquet will have the greatet ratio of daisies of total flowers? Explain.

Answers

Sophie will have a greater daises to total flowers ratio than Eleanor. To make this easier to see, let's assume the boquets have 10 flowers each, and Eleanor uses 2 daisies and 8 tulips, while Sophie uses 5 daisies and 5 tulips. Then Eleanors ratio is 2:10=1:5, while Sophie's ratio is 5:10=1:2.

Answer:

Sophie's ratio is greater.

Step-by-step explanation:

Sophie and Eleanor are making bouquets using daisies and tulips. Each bouquet will have the same total number of flowers.

Eleanor uses fewer daisies in her bouquet than Sophie.

Lets say the total flowers used in each bouquet is 15.

Eleanor uses 5 daisies. So, her ratio for daisies to total flowers become = [tex]\frac{5}{15}=\frac{1}{3}[/tex]

Suppose Sophie uses 10 daisies so her ratio becomes = [tex]\frac{10}{15}=\frac{2}{3}[/tex]

Now comparing both ratios, we can see that Sophie's ratio is greater.

Which graph represents the equation y=13x−4 ?

Answers

Answer:  The correct option is graph (A).

Step-by-step explanation:  We are given to select the graph that represents the following linear equation :

[tex]y=\dfrac{1}{3}x-4~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(i)[/tex]

Comparing with the slope-intercept form y = mx + c of a straight line, we see that

the slope of the line (i) is [tex]m=\dfrac{1}{3},[/tex] and y-intercept, c = -4.

Also, we know that the slope of a line passing through the points (a, b) and (c, d) is given by

[tex]m=\dfrac{d-b}{c-a}.[/tex]

Graph (A) :  

The points (0, -4) and (3, -3) lies on the line. So, its slope will be

[tex]m=\dfrac{-3-(-4)}{3-0}=\dfrac{1}{3},[/tex]

the point where the line crosses the y-axis is (0, -4).

That is, y-intercept, c = -4.

Since the slope and y-intercept of graph (A) is same as that of line (i), so this option is CORRECT.

Graph (B) :  

The points (0, -2) and (3, -3) lies on the line. So, its slope will be

[tex]m=\dfrac{-3-(-2)}{3-0}=-\dfrac{1}{3},[/tex]

Since the slope of graph (B) is not same as that of line (i), so this option is NOT CORRECT.

Graph (C) :  

The points (0, -4) and (-3, 3) lies on the line. So, its slope will be

[tex]m=\dfrac{3-(-4)}{-3-0}=-\dfrac{7}{3},[/tex]

Since the slope of graph (C) is not same as that of line (i), so this option is NOT CORRECT.

Graph (D) :  

The points (-4, 0) and (-3, 3) lies on the line. So, its slope will be

[tex]m=\dfrac{3-0}{-3-(-4)}=\dfrac{3}{1}=3,[/tex]

Since the slope of graph (B) is not same as that of line (i), so this option is NOT CORRECT.

Thus, graph (A) is the correct option.

A ferry traveled 1/6 of the distance between two ports in 3/7 hour. At this rate, what fraction of the distance between the two ports can the ferry travel in one hour?

Answers

(1/6) / (3/7) = x / 1......1/6 distance to 3/7 hr = x distance to 1 hr
cross multiply
(3/7)(x) = (1/6)(1)
3/7x = 1/6
x = (1/6) / (3/7)
x = 1/6 * 7/3
x = 7/18 <=== 7/18 of the distance in 1 hr

Marcia buys a dress that is on sale for 15% off it's original price. She uses a store coupon to obtain an additional 10% off the sale price. Marcia pays $91.80 for the dress. What was the original price of the dress?

Answers

15% off the original price
10% off the sale price
Sale price $91.80 

First we have to find out the price before 10% discount. 
(sale price) divided by (1 - percent of sale price)

91.80/(1 -.10) = $102

So, $102 was the price before the 10% discount. Now we need to do the same with the 15% off so that we can get the original price.

102/(1 - .15) = $120 

The original price was $120

Answer:

120$

Step-by-step explanation:

We must calculate the prices with the application of discounts successively

The last discount he got was 10%, so $ 91.80 equals 90% of the price

We calculate the price before this discount by applying with a simple rule of three

[tex]90 \% \longrightarrow 91.80\\100\% \longrightarrow x\\x=\frac{(100)(91.80)}{90}\\ x= 102\$[/tex]

She pays $ 102 with a 15% discount, so this value equals 85% of the original price

We calculate the price before this discount by applying with a simple rule of three

[tex]85\% \longrightarrow 102\\100\% \longrightarrow x\\x=\frac{(100)(102)}{85}\\ x= 120\$[/tex]

The line of best fit drawn on the plot shown is used to predict the number of tickets sold on a certain day. Use the two points shown on the line of best fit to calculate its slope to the nearest tenth.


Slope=

Answers


The two points are (1,30) and (7,55). Slope = the change in y/the change in x. Slope is -25/-6, which simplifies to 4.2.
(7,55)(1,30)
slope = (55-30) / (7-1)
slope = 25/6
slope = 4.2

The sequence that begins with 3, where each succeeding term is twice the preceding term

Answers

what do we have  to find??

please help Graph y= –3x+4 .

Answers

First start at the point 0,4 because the positive is our y-intercept. Then go up three over one to the left till you reach the end of the graph, then go back to 0,4.
Then go 3 down and right one till you reach the end of the graph. And now you got a line!
Y=mx+b
m=slope  (-3)
b=y-intercept   (4)
 

The graph of the equation of line y = -3x + 4 is plotted

Given data ,

Let the equation of line be represented as A

Now , the value of A is

y = -3x + 4

where the equation is in the form of slope intercept

where the y-intercept is given by b = 4

Now , the slope of the line is m = ( y₂ - y₁ ) / ( x₂ - x₁ )

Substituting the values in the equation , we get

Slope m = -3

So , the slope of -3 indicates that for every 1 unit increase in x, the value of y decreases by 3 units. The negative slope means that the line is decreasing as x increases, sloping downward from left to right.

Hence , the equation of line is plotted on the graph

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Which of the following is a reasonable estimated answer to the following problem?

989,867 ÷ 999

Answers

990 would be a reasonable guess because you would round 989,867 up to 990,000 and divide that by the number you rounded 999 to (the number your round 999 to would be 1,000) by dividing 990,000 by 1,000 you get 990
990.8578578578578, because there’s going to be more on the other side of the decimal because, the biggger number is in the hundred thousands.

a cube has a volume of 8 cubic inches what is the length of each edge of the cubes

Answers

Answer:

The formula for the volume of the cube is v=a3 where a is the length of the edge the volume of the cube is 1/8 cube inches v= 1/8 cube inches a3=(1/2)3 cubic inches

Step-by-step explanation:

Which distributive property represents the area of the rectangle?



(3 x 3) + (3 x 4)


(3 x 3) + (3 x 9)


(9 x 3) + (6 x 9)


(3 x 3) + (3 x 6)

Answers

The first answer. (3 x 3) + (3 x 4)
(3 x 3) + (3 x 6)
Because length of fig, 1 (the smaller one) is 3, which needs to be multiplied by 3 (the width)
Then the 6 needs to be multiplied by the width of three to find the area

What is the expression in standard form for 4(2a)+7(-4b)+(3*c*5)

Answers

Hello there!

To write this in standard form, we need to use the formula.

Thus,

The answer is = 8a + 28b - 15c

Best of luck!

What is eight worth in 8.517

Answers

It’s worth 8 no joke. It’s in the ones place

Identify the corresponding word problem given the equation: x - 9.2 = 12.8 A) Nick ran 9.2 miles less than Perry last week. If Nick ran 22 miles, how many miles did Perry run? B) Nick ran 12.8 miles less than Perry last week. If Nick ran 9.2 miles, how many miles did Perry run? C) Perry ran 9.2 miles less than Perry last week. If Nick ran 12.8 miles, how many miles did Perry run? D) Nick ran 9.2 miles less than Perry last week. If Nick ran 12.8 miles, how many miles did Perry run?

Answers

The correct answer is D

Nick ran 9.2 miles less than Perry last week. If Nick ran 12.8 miles, how many miles did Perry run?

x - 9.2 = 12.8

x = 12.8 + 9.2

x = 22

Perry ran 22 miles for the week, 9.2 miles more than Nick.

Answer:

correct answer is D

Step-by-step explanation:

What is the GCF of 32a and 48b??

Answers

i think that the answer is 4

16 is the greatest common factor

The manager of a plant nursery bought 120 lb of soil to use for potting plants. The manager can put 5 lb into each of the small pots and 12 lb into each of the large pots. The manager made a sketch to show the line representing the different combinations of pots that can be used. The x-axis represented the number of small pots and the y-axis represented the number of large pots. The manager labeled only the intercepts.


Which points did the manager label?




1. (0, 12) and (5, 0)


2. (0, 10) and (24, 0)


3. (0, 24) and (10, 0)


4. (0, 5) and (12, 0)

Answers

The intercept are the number of each of the pots used when no soil was put in the other pot.
When no soil was put in the large pots, then 120/5 = 24 small pots will be filled.
When no soil was put in the small pots, then 120/12 = 10 large pots will be filled.

THerefore, the points labelled are (24, 0) and (0, 10)
Final answer:

The points that were labelled by the manager on the graph are (0, 10) and (24, 0). These points are found by dividing the total amount of soil by the amount of soil required by each type of pot.

Explanation:

In this Mathematics problem, we need to determine which points were labelled on the graph created by the nursery manager representing combinations of small and large pots. We can find these points, the intercepts, by understanding that these occur when one variable is zero. The x-intercepts happen when all soil is used for large pots (i.e., the y-axis, or number of small pots, is zero), and the y-intercepts occur when all the soil is used for small pots (i.e., the x-axis, or number of large pots, is zero). For the x-intercept, if each large pot requires 12lb of soil, then the manager could fill 120/12 = 10 large pots if no soil is used for small pots. Therefore, the x-intercept is (0, 10). Similarly, the y-intercept would be obtained by dividing the total amount of soil with the amount used for a small pot. That gives us 120/5 = 24. Hence, the y-intercept is (24, 0). So, the points labelled by the manager are option 2: (0, 10) and (24, 0).

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A pianist plans to play 6 pieces at a recital from her repertoire of 26 pieces. How many different recital programs are possible?

Answers

The number of different recital programs that are possible is 230230 programs

What is combination?

Combinations are also referred to as selections. Combinations implies the selection of things from a given set of things. In this case, we intend to select the objects.

Combination formula:

ⁿCr = n! / ((n – r)! r!)

n = the number of items.

r = how many items are taken at a time

The information will be illustrated as:

= 26! / (26 - 6)! 6!

= 26! / 20!6!

= 230230

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Which story problem could be solved using the given equation? 1/5×2/3=m
 
Lucas needs a wooden strip that is 2/3 yards long for his boat model. He plans to cut the strip into pieces that are each 1/5 yards long. How many pieces can be cut from the 2/3 yard long strip?
 
Jasmine bought some tiles to put around her patio. Each tile has a length of 2/3 foot and a width of 1/5 foot. What is the area, in square feet, of each tile?
 
Lucas’s kitten is 23 foot tall. Jake’s kitten is 1/5 foot taller than Lucas’s kitten. How tall is Jake’s kitten?
 
Karen measured 2/3 cup of milk for a recipe. She then added another 1/5 cup of the milk to the recipe. How much milk did Karen use in the recipe?

Answers

 its b. hope this helps i guess
Final answer:

The story problem that can be solved using the given equation is about finding the area of a tile with given dimensions.

Explanation:

The story problem that can be solved using the given equation 1/5×2/3=m is Jasmine bought some tiles to put around her patio. Each tile has a length of  2/3  foot and a width of  1/5 foot. What is the area, in square feet, of each tile?

To find the area of the tile, we can multiply the length and width of the tile. Plugging in the values from the equation, we have (2/3) * (1/5) = 2/15. Therefore, each tile has an area of 2/15 square feet.

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MS Nelson had 5,280 craft sticks. She gave all of the craft sticks to her 22 students. Each student received the same number of craft sticks. I need the answer to part b and c. I already did a and half of b

Answers

240 and can i get brainlist?
and hope this help you(-;
For B Just take the number that each student had and divide that by 2 and you will get half of the average.
For C it should be the same number because it was split half and half

What is 1/8 of $68.96

Answers

1/8 x 68.96 = $8.62

hope this helps

Sean and his sister, Betty equally mow 8/9th the total area of a lawn. What fraction of the total area did each of them mow? (Show ur work plz)

Answers

Since they mowed [tex]\frac{8}{9}[/tex] of the lawn in two equal parts, we need to split the pieces that were mowed into two equal groups. We know that in total they mowed 8 out of the total 9 pieces of lawn, so two equal groups that make 8 would be of size 4, since [tex]\frac{8}{2}=4[/tex]. Then they each mowed [tex]\frac{4}{9}[/tex] of the lawn.

Using the division operation, the fraction of the total area mowed by each person is [tex] \frac{4}{9}[/tex]

Total fraction mowed = [tex] \frac{8}{9}[/tex]

Number of persons who mowed the area = 2

Since, the same amount of area ws mowed by each person, then the area mowed per person can be calculated thus :

Total Area mowed ÷ number of persons

[tex] \frac{48}{9} \div 2 = \frac{4}{9}[/tex]

Hence, each person mowed [tex] \frac{4}{9}[/tex]

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How much would $200 invested at 7% interest compounded annually be worth after 5 years? Round your answer to the nearest cent.

Answers

Use the Compound Amount formula:

A = P (1 + r)^t, where P is the principal, r is the interest rate as a decimal fraction, and t is the number of years.

Here, A = $200 (1 + 0.07)^5    =    $500(1.07)^5    =   $280.51.

The interest earned would be $80.51.

Answer:

280.51

Step-by-step explanation:

Two numbers have a distance of 5 units from 0 on a number line. The numbers can be graphed on the number line as points A and B.

Drag and drop the labels to the correct positions on the number line.

Answers

Drag A to negative 5 and B to positive 5.

Answer:

Point A is labeled at x=-5 and point B is labeled at x=5.

Step-by-step explanation:

It is given that two numbers have a distance of 5 units from 0 on a number line.

Let the unknown number be x.

Case 1: x is 5 units less than 0.

[tex]x=0-5[/tex]

[tex]x=-5[/tex]

The point A is labeled at x=-5.

Case 2: x is 5 units more than 0.

[tex]x=0+5[/tex]

[tex]x=5[/tex]

The point B is labeled at x=5.

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