(brainliest) please help me :D

(brainliest) Please Help Me :D

Answers

Answer 1

Answer:The vertical line test is used to determine if a graph of a relationship is a function or not. if you can draw any vertical line that intersects more than one point on the relationship, then it is not a function.

Its b

Step-by-step explanation:

Answer 2

Answer:

this is not a function.

Step-by-step explanation:


Related Questions

What is the slope of the line that passes through the points (5, -5) and (-3, 5)?

Answers

Answer:it is a

Step-by-step explanation:

Just did it

It’s 5 if you do the math it’s 10/2 which is 5

Which expression is equivalent to
OA2
42
O -7
1

Answers

it is the last one before the time

The table below shows the scores on a science test. Find the range, mean, median and mode for the scores

Answers

The answer is C

25, 84, 82.5, 80

Answer:

Hello!!! erz here ^^

Step-by-step explanation:

25; 84; 82.5; 80, (Option C).

Hope this helps!! :D


Reasoning A salesperson's commission rate is 4%. What is the commission from the sale of
$33,000 worth of furnaces? Use pencil and paper. Suppose sales would double. What would be
true about the commission? Explain without using any calculations

Answers

A salesperson earns 4% commission on furnace sales

The furnace sales have worth $33,000

We need to find the commission that the salesperson earns

∵ The salesperson earns 4% commission on furnaces sale

∵ The furnaces sale have worth $33,000

- Find the 4% of 33,000

∴ The salesperson earns 4% of 33,000

∵ 4% × 33,000 = \frac{4}{100}1004 × 33,000 = 1320

∴ The salesperson earns $1320

The commission that the salesperson earns on the sale is $1320

∵ The salesperson doubles his sales of furnaces

∴ The commission would be double

That because the commission is a constant percent from his sales of furnaces, so if the amount of his sales of furnaces doubles , then his commission also doubles, it is a direct proportion relationship

Commission = constant (4%) × amount of furnaces sale

The commission would be double when he doubles his sales of furnaces

2/9 + 4/9 .........​

Answers

Answer:

7/9

Step-by-step explanation:

bc logic

Answer:

7/9

Step-by-step explanation:

hope this helps!

why are there graphs.

Answers

Answer:

Graphs are a common method to visually illustrate relationships in the data. The purpose of a graph is to present data that are too numerous or complicated to be described adequately in the text and in less space. ... If the data shows pronounced trends or reveals relations between variables, a graph should be used.

Step-by-step explanation:

Is used to communicate a message that is contained in the shape of the data. (any patterns)Is used to reveal relationship among many values

HOPE THSI HELPS!

Sylvie finds the solution to the system of equations by graphing.
y=2/3x+1 and y = -2/3 x-1
Which graph shows the solution to Sylvie's system of equations? Plz help, it’s 15 points lol!!

Answers

Answer:

From the graph, it is clear that both lines intersect

at x=0 and y=2/3 or (0.667)

Therefore, the solution is:  (x, y) = (0, 2/3)  or (0, 0.667)

Step-by-step explanation:

Given the system of equations

y=2/3x+1 and y = -2/3 x-1

GRAH AND POINT OF INTERSECTION (SOLUTION)

The solution graph is attached below.

From the attached solution graph,

The red line is representing the equation y=2/3x+1 The blue line is representing the equation y = -2/3 x-1

From the graph, it is clear that both lines intersect

at x=0 and y=2/3 or (0.667)

Thus, the point of intersection is (x, y) = (0, 2/3)  or (0, 0.667)

Therefore, the solution is:  (x, y) = (0, 2/3)  or (0, 0.667)

Translate the sentence into an equation.
The sum of 3 times a number and 6 equals 2.
Use the variable y for the unknown number.

Answers

I believe the equation is this:

3y + 6 = 2

Answer:

3x"a number"+6=2

Step-by-step explanation:

I think. sorry if it is wrong.

What is 4/ 6.4 simplified as?

Answers

Answer:

−  

8

5

​  

=−0.62500

Step-by-step explanation:

I used something Imao-

1. If 6.5 pounds of cherries cost $12, what is the
unit price?
A $1.85 per pound
B $0.54 per pound
C $0.85 per pound

Answers

The answer is B. $0.54 per pound

Answer:

0.54

6.5/12 is 0.54

Step-by-step explanation:

plz give brainliest!

Can someone on here tell me how to manipulate equations so a variable cancels? I'm on "Solving Systems of an Equation Algebraically"

Offering 25 points because I really need this. The program I am using is not a real help.

Answers

Too keep in mind- you can add, subtract, multiply or divide anything however as long as you do it on BOTH SIDES of the equal sign.

To cancel a variable on one side of the equation, preform the opposite operation with it on both sides of the equation.

For example-

2x+5=10
-5 -5
——————
2x=5
— —
2 2
X= 2.5

As you can see I subtracted 5 inside of adding (the opposite) and I did it on both sides. Therefore the 5 gets canceled. Same with the division

- (5x-3) - (8x + 2) + 6
Please help !!

1: 3x + 11
2:-3x + 3
3: 13x + 9
4: -13x + 7

Answers

Answer:

-19

Step-by-step explanation:

Find the equation of the line that contains the point (-2, -1) and is perpendicular
to the line 2x + 3y = 9. Write the line in slope-intercept form, if possible. Graph the
lines
Select the correct choice below and fill in the answer box to complete your
choice.
O A. The equation of the perpendicular line in slope-intercept form is
(Simplify your answer. Type your answer in slope-intercept form. Use
integers or fractions for any numbers in the equation.)
B. The equation of the perpenditular line cannot be written in
slope-intercept form. The equation of the perpendicular line is
(Simplify your answer. Use integers or fractions for any numbers in the
equation.)

Answers

Answer:

The line equation in the slope-intercept form:

[tex]y=\frac{3}{2}x+2[/tex]

Step-by-step explanation:

We know that the slope-intercept of line equation is

[tex]y = mx+b[/tex]

Where m is the slope and b is the y-intercept

Given the line

[tex]2x + 3y = 9[/tex]

Writing in the slope-intercept form

[tex]2x + 3y = 9[/tex]

[tex]y=-\frac{2}{3}x+3[/tex]

Therefore, the slope of the line = m = -2/3

We know that a line perpendicular to another line contains a slope that is the negative reciprocal of the slope of the other line, such as:

slope = m = -2/3

perpendicular slope = – 1/m

                                  [tex]=-\frac{1}{-\frac{2}{3}}=\frac{3}{2}[/tex]

Given the point

(x₁, y₁) = (-2, -1)

Using the point-slope form of the line equation

[tex]y-y_1=m\left(x-x_1\right)[/tex]

where m is the slope and (x₁, y₁) is the point

substituting the perpendicular slope m = 3/2 and the point (-2, -1)

[tex]y-\left(-1\right)=\frac{3}{2}\left(x-\left(-2\right)\right)[/tex]

Writing in the slope-intercept form

[tex]y+1=\frac{3}{2}\left(x+2\right)[/tex]

subtract 1 from both sides

[tex]y+1-1=\frac{3}{2}\left(x+2\right)-1[/tex]

[tex]y=\frac{3}{2}x+2[/tex]

Thus, the line equation in the slope-intercept form:

[tex]y=\frac{3}{2}x+2[/tex]

Which table represents an inverse variation?

Answers

Answer:

D

Step-by-step explanation:

Guys, I need help with my khan academy assignments so there will probably be more questions asked BUTTT- I'm really trying to pass these assignments to help get my grade up.

Answers

The answer here should be D. His burrow began underground as seen where this graph starts below the x axis, and he digs deeper (negative slope) into the ground at a constant rate(straight line).

NEED HELP REALLY BAD I DONT GET THIS.WILL GIVE BRAINLIEST FOR FULL ANSWER

Answers

Answer:Please give me brainliest

This for the first one

x=5

y=46

z=88

This for second one

x=y

so x=45

y=45

z=11.1

This for the third one

x=60

y=60

z=4.2

This for the fourth one

x=60

y=16

z=16

Step-by-step explanation:

Choose an equivalent Ratio for 6 : 7
HELP MEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE

Answers

Answer:

A ratio you use is 12:14

Step-by-step explanation:

(6 x 2):(7 x 2) = 12:14

  12    :   14

Just multiply both numbers by the same number your going to multiply by.

Hope this helps!!

Find the hypotenuse c of the right triangle with the given
side lengths a and b. Round your answer to the nearest tenth.
1. a = 15, b = 20
2. a = 5, b = 12
3. a =
a = 13, b = 84
4. a = 65, b = 72
5. a = 6, b = 17.5
6. a = 62.b = 7

Answers

Answer:

a = 13, b = 84dis is da good kid mk

Step-by-step explanation:

what is the answer to -1/3 - -9/4

Answers

Answer:

[tex]\frac{23}{12}[/tex]

Step-by-step explanation:

Start by making a common denominator. In this case, it would be 12.

Multiply -1/3 by 4 to get -4/12

Multiply -9/4 by 3 to get -27/12

Then subtract

- [tex]\frac{4}{12}[/tex] - (- [tex]\frac{27}{12}[/tex] ) =23/12

You can also visualize this on a number line. Once you've made the denominator the same, start at -4/12 and move 27 units to the left to land on 23/12.

[tex]\sqrt{80)\\[/tex]

Answers

Answer:

8.944271909999

Step-by-step explanation:

hope you happy

Answer 8.94427191
You can use a calculator to double check

2 less than the square of a number

Answers

what is the questions?? and where is the picture??

7 1/2 divided by 3/4

Answers

It’s 10. I hope that helps (:

If the actual length of a boat is 120 inches and the model of the same boat is 6 inches, identify the scale factor of these two items.
Answer Choices:
1/10
1/20
1/12
20

Answers

Answer:

1/20

Step-by-step explanation:

Using the equation y = 3x - 5, what would the output be for an input of 4?
A. 7
B. -5
C. -3
D. 3​

Answers

Answer:

A. 7

Step-by-step explanation:

y = 3x - 5

y = (3 x 4) - 5

y = 12 -5

y = 7

Therefore the output is 7. Hope this helps :)

Answer:

The answer is 7.

Step-by-step explanation:

I did the test.

7/10-3/10 in simplest form

Answers

Answer:

2/5

Step-by-step explanation:

7/10-3/10

4/10

2/5

Hope this helps. Have a great day, you amazing bean child.

(Yes you are now my bean child. Get over it)

The cost of 2kg orange is 3/2 times the cost of 1 kg mangoes.If mana purchased 4 kg of oranges for 250 rupees then find the cost of oranges and mangoes per kg

Answers

Answer:

Orange per kg = 62.5 rupees

Mango per kg = 39.0625 rupees

Step-by-step explanation:

Given that:

Cost of 2kg orange = 3.2 times the cost of 1kg mango

If 4 kg oranges = 250 ruppess

The cost per kg of mangoes and oranges is :

Cost of orange per kg:

Cost of 4kg / number of kg

250 / 4 = 62.5 ruppess

Cost of 2kg orange = 3.2 times the cost of 1kg mango

Let cost of 1 kg mango = x

2 * 62.5 = 3.2 * x

125 = 3.2x

x = 125 / 3.2

x = 39.0625

please help!!!!

solve:
|2x + 3| is less than or equal to 13

answers provided in pictures attached.

Answers

Answer:

The first one

Step-by-step explanation:

To solve this, you write the same equation two times, with the second equation having 13 as a negative number. Then you solve it out.

****Also, is this on Khan Academy????****

Trigonometry please help me

Answers

Answer: 0.9

Step-by-step explanation: This is for the first one. Multiply cos by 24 and you get 0.913 round to .9

I need to solving this question

e=3f+4 [f]​

Answers

F would equal e/7 or .38832597

Mr.Reyes baked 4 batches of muffins for his class. Each batch had 12 muffins. If Mr.Reyes has 24 students, how many muffins will each student receive

Answers

Answer: Each student will receive 2 muffins

Step-by-step explanation: 4 x 12 = 48

48 ÷ 24 = 2

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