Which graph represents a linear function of x? ​

Which Graph Represents A Linear Function Of X?

Answers

Answer 1

Answer:

A

Step-by-step explanation:

Answer 2
a because it’s a straight line across the graph

Related Questions

12 1/2, 12.09, 12 2/5, 12.8 list from fastest to slowest

Answers

Answer:

tgvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv

Step-by-step explanation:

vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv

Answer:

12.8, 12.09, 12, 12, 1/2, 2/5

Step-by-step explanation:

This is my answer if you mean greatest to smallest if you did not mean that tell me and I will re-write this.

A whale descends 382.5 feet in 45 seconds. What operation can be used to find the average elevation change of the whale during its descent, in feet per second.

Answers

Answer:

8.5 FPS

Step-by-step explanation:

Please help
Much appreciated ​

Answers

Answer: First one, 25x^2y^22

Step-by-step explanation:

if you multiply y^5*2 you get y^10 and x^2

that makes x^2y^10

then, if you multiply y^3*4 you get y^12

so you have to add the y s that makes x^2y^22

Prove that sin²a + cos²a = 1 and = [tex]\frac{1}{cos^{2}a }[/tex] + tan²a (a not alpha)

Answers

Answer:

[tex]\frac{1}{cos^2a }= tan^2 a[/tex]

Step-by-step explanation:

Explanation:-

Given   sin²a + cos²a = 1  

and

              [tex]\frac{1}{cos^{2} a} \\= \frac{sin^2a+cos^2a}{cos^2a} \\ \\\\ = \frac{sin^2a}{cos^2a} +\frac{cos^2a}{cos^2a}[/tex]

= tan²a + 1



Cindy and Giovanni plan to make spaghetti sauce. Cindy needs 4 and three-fourths pounds of tomatoes for her recipe. Giovanni needs 5 and three-fourths pounds of tomatoes for his recipe. If they make both recipes, how many pounds of tomatoes do they need?

Answers

Answer:

10 & one half

Step-by-step explanation:

Answer:

10 and 1/2

Step-by-step explanation:

7) Mr. M can run a mile in 9 minutes. Assuming he can keep that pace, how 2 points
long would it take him to run a 12 km race? Imi-1,61km 1km=0,62mi Round
to the nearest whole minute (calculators permitted)
about 108 minutes
about 67 minutes
about 21 pinutes
about 9 minutes
HELP URGENT PLSSS

Answers

Answer:

I would say about 67 minutes

A store is having a sale on walnuts and chocolate chips. For 4 pounds of walnuts and 8 pounds of chocolate chips, the total cost is $25. For 2 pounds of walnuts and 3 pounds of chocolate chips, the total cost is $10. Find the cost for each pound of walnuts and each pound of chocolate chips.

Answers

Answer:

The cost of each pound of walnuts is $1.25 and each pound of chocolate chips is $2.50

Step-by-step explanation:

Let,

x be the price per pound of walnuts

y be the price per pound of chocolate chips

According to given statement,

4x+8y=25     Eqn 1

2x+3y=10      Eqn 2

Multiplying Eqn 2 by 2

2(2x+3y=10)

4x+6y=20    Eqn 3

Subtracting Eqn 3 from Eqn 1

(4x+8y)-(4x+6y)=25-20

4x+8y-4x-6y=5

2y=5

Dividing both sides by 2

[tex]\frac{2y}{2}=\frac{5}{2}\\y=2.50[/tex]

Putting y=2.50 in Eqn 2

2x+3(2.50)=10

2x+7.50=10

2x=10-7.50

2x=2.50

Dividing both sides by 2

[tex]\frac{2x}{2}=\frac{2.50}{2}\\x=1.25[/tex]

Hence,

The cost of each pound of walnuts is $1.25 and each pound of chocolate chips is $2.50

These are function questions
please give answers with working thank you

1.It is given that h(x) = 2x − 5. Find h(4)
2.It is given that f(x) = 5x + 2. Find f –1(-3).

Answers

Answer:

h(4) = 3

f-1(-3) = - 1

Step-by-step explanation:

One

h(x) = 2x - 5

h(4) = 2*4 - 5

h(4) = 8 - 5

h(4) = 3

Two

Let y = f(x)

y = 5x + 2           Interchange x and y

x = 5y + 2           Subtract 2 from both sides

(x - 2) = 5y          Divide by 5

(x - 2)/5 =  y

but y = f'(x)

so f(x) = (x - 2)/5

f-1(-3) = (-3 - 2) / 5

f-1(-3) = -5/5

f-1(-3) = - 1

(73 points) Find the value of x.

Answers

Answer:

Option C. [tex]98^{\circ}[/tex]

Step-by-step explanation:

[tex]\angle DAB + \angle BAC = 180[/tex] (the two angles sum to the angle of a straight line: [tex]180^{\circ}[/tex])

[tex]122+\angle BAC = 180[/tex]

[tex]\angle BAC = 180-122[/tex]

[tex]=58^{\circ}[/tex]

[tex]24+58+x = 180[/tex] (sum of interior angles of triangle is [tex]180^{\circ}[/tex])

[tex]82+x=180[/tex]

[tex]x=98^{\circ}[/tex]

∴ Option C is correct.

Hope this helps :)

find a number that is exactly halfway between 1 and 27

Answers

Answer:

14

Step-by-step explanation:

A number that is exactly halfway between 1 and 27 is the middle number

In other words, we want to find the median between 1 and 27

Median = (x + y) / 2

Let

x = 1

y = 27

Median = (x + y) / 2

= (1 + 27) / 2

= 28/2

= 14

Therefore, the number between 1 and 27 is 14

Alejandra wants to buy some hot dogs at the store. Each hot dog costs $0.75. If she has $15 to spend, how many hot dogs can she buy?
Answer:___hot dogs

Answers

Answer:

20 hot dog

Step-by-step explanation:

Divided by 15 by .75

I’ll give brainliest:(
Write a paragraph to proof to show that if <1 and <2 are congruent supplementary angles, then <1 and <2 are right angles

Answers

Answer:

see below

Step-by-step explanation:

we know that

[tex]\angle 1 =\angle 2[/tex]

and that

[tex]\angle 1 +\angle 2 = 180[/tex]

so we substitute angle 2 by angle 1

[tex]\angle 1 +\angle 1 = 180\\\\2\angle 1=180\\\\\angle 1 = 90[/tex]

so there we have it

[tex]\angle 1 = 90 =\angle 2[/tex]

3 over 6=k over 7- find k's value

Answers

Step-by-step explanation:

3/6=k/7

cross multiply then

6k=21

divide by the coefficient of k

k=3.5

How would i solve this problem example optional

Answers

do u want me to add u to a snap group where we help each other with work

f(−2) = ________ need help

Answers

Answer:

The answer is c

Step-by-step explanation:

3 Select the correct answer. The variable y varles directly as x. When x = 20, y= 12. What is the value of y when x= 15?
А. 7 B. 9 C. 18 D. 25 ​

Answers

Answer:

B.9

Step-by-step explanation:

What I did is I used ratio.

20:12

15:X

Cross multiply:15x12

Answer:180

The answer you get divided by 20.

180/20=9.

Answer:

B

Step-by-step explanation:

Given y varies directly as x, then the equation relating them is

y = kx ← k is the constant of variation

To find k use the condition when x = 20, y = 12, then

12 = 20k ( divide both sides by 20 )

k = [tex]\frac{12}{20}[/tex] = [tex]\frac{3}{5}[/tex]

y = [tex]\frac{3}{5}[/tex] x ← equation of variation

When x = 15, then

y = [tex]\frac{3}{5}[/tex] × 15 = 9

Sal's Sandwich Shop sells wraps and sandwiches as part of its lunch specials. The profit on every sandwich is $2 and the profit on every wrap is $3. Sal made a profit of $1,470 from lunch specials last month. The equation 2x + 3y = 1,470 represents Sal's profits last month, where x is the number of sandwich lunch specials sold and y is the number of wrap lunch specials sold.

1. Change the equation to slope intercept form. Identify the slope and y- intercept of the equation. Be sure to show all your work.

2x + 3y= 1470
2x + 3y -2 = 1470 subtract 2x from both sides
3y= 1470 -2x simplify
3y/3= 1470/3 -2x/3 divide both sides by 3
y= -2/3x +490 simplify
-⅔ is the slope and 490 is the y- intercept

2. Describe how you would graph this line using the slope- intercept method. Be sure to write in full sentences.

Start at 490 on the y axis. After that you would use rise over run, down 2 units and right three. Do this until you reach the end of the graph, then go oppisite; up 2 left 3

3. Write the equation in function notation. Explain what the graph of the function represents. Be sure to use complete sentences.
I CANNOT figure out how to make the equation into notation form. Can someone please help?

Answers

Answer:

y = x^4-6

y=1/ x-2

Step-by-step explanation:

hope this helps

What is the solution of the system of equations below? Solve for x and y
4x+9y=14
4x+5y=6​

Answers

Answer:

y = 2

Step-by-step explanation:

(4x+9y)-(4x+5y) = 14-6

4x-4x+9y-5y = 8

4y = 8

y = 2

Hope this helped!

select the equation represented by the graph ​

Answers

Answer:

b) y = -2/3 + 1

Step-by-step explanation:

The format for the equation is y = mx + b

(m is the slope, and b is the y intercept)

Slope is rise over run (the units the line moves up and the units the line moves to the right)

In this case, the slope is: -2/3 because it goes down 2 and to the right 3.

The y intercept is 1.

This makes our equation:

y = -2/3 + 1

m=rise/run
m=?
b=?
equation:?

Answers

m= -1/2
b= 2
equation= -1/2x + 2

A school district is planning on buying new desks for its classrooms. Each secondary classroom is to have 5 more desks than an elementary classroom. For 20 elementary classrooms and 25 secondary classrooms, a total of 1,115 desks are needed.

How many desks are to be in each secondary classroom?

Answers

Answer:

27

Step-by-step explanation:

If you roll a standard 6 sided die one time what is the probability of getting 3 or even number

Answers

1/2



Explanation: if you have a 6 sided dice and you want to role a 3 your probability of getting it would be 3/6 which if you simplify that it’s 1/2

how many birds fly south every year?

Answers

Answer:

I believe it is 4 billion

Step-by-step explanation:

Hope I helped!

10th Grade Algebra/Geometry class

Answers

Answer:

x=4

Step-by-step explanation:

divide the x-value by the y-value. 9/36 =0.25.

0.25*16=4

x=4.

which of the following graphs represents a function?

Answers

Answer: you didnt post graphs to look at

Step-by-step explanation:

You didn’t post graphs to look

y=2x-6
slope?
y- intercept?

Answers

Answer:

The slope is 2/1 and the y-intercept is -6.

Step-by-step explanation:

With the y=mx+b formula, m is the slope and b is the intercept.

Answer: -6

Step-by-step explanation:


Sarah and Jack are selling popcorn and cotton candy at the State Fair. Sarah sold 3 bags of
popcorn and 9 sticks of cotton candy for a total of $75. Jack sold 8 bags of popcorn and 5
sticks of cotton candy for a total of $67. Which is cost of the popcorn?



Answers

Bag of popcorn is $4 and cotton candy is $7

The record low for Florida is 2 degrees below zero Fahrenheit and was set on February 13, 1899. The record high is 109 degrees Fahrenheit and was set on June 29, 1931. Which pair of numbers shows these temperatures, in degrees Fahrenheit, written as integers?

2 and 109

2 and -109

-2 and -109

Answers

Answer:

-2 and 109

Step-by-step explanation:

just put that

Answer 2 and -109

Step-by-step explanation:

I did the test

Need help thank you very much

Answers

Answer:

The answer to the question provided is

[tex] \frac{5}{24} [/tex]

Answer:

5/24

Step-by-step explanation:

0.21 is the decimal form

Find the sum. 7/11 + (-1/11)

Answers

Answer:6 0

Step-by-step explanation:

Answer: 7/11+(-1/11)

            6/11 or in decimal form: 0.54

Hope this helps..... Stay safe and have a Merry Christmas!!!!!!!! :D

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