write the equation of a line that has a slope of -1 and passes though (-4,9)

Answers

Answer 1
The equation should be y=-x+13

Related Questions

Which side of DEF is the longest?

Answers

Answer:

Letter B

Segment DF

Step-by-step explanation:

A scientist walking through a forest recorded as integers the heights of 5 trees standing in a row. She observed that each tree was either twice as tall or half as tall as the one to its right. Unfortunately some of her data was lost when rain fell on her notebook. Her notes are shown below, with blanks indicating the missing numbers. Based on her observations, the scientist was able to reconstruct the lost data. What was the average height of the trees, in meters?

Answers

Answer:

A) 22.2

Step-by-step explanation:

I took AMC 8 and got it right. ^^

What is the dollar value of 2 pennies and 3 dimes? What is the dollar value of p
Dennies and d dimes?

Answers

Answer:

32 cents? This is a weird phrased question!

Step-by-step explanation:

Please help look at the picture

Answers

Answer:

The correct answer would be D

Find the value of the variable (simplify your answer)

Answers

Answer:

y=70.71

Step-by-step explanation:

Refer to the picture that given

Answer:

70.71

EXPLANATION

sin45° =50/y

This implies y=50/sin45

x three * 101 three = 2001012three​

Answers

Geudgvdudhdiejxx FX je hdjdbdjsn

The local high school is selling candy bars and soda at a fundraiser. The candy bars sells for eighty-four cents and each soda costs $1.35. After the fundraiser was over , the students made $63.84 from the candy bars and $70. 20 from the soda

1. How many candy bars did they sell?

2. How many sodas did they sell?

3. What was the total amount of money made by the high school?

Answers

Answer:

1 84 cents i hope this helped

Which graph shows a linear function?

Answers

That one is an absolute I can’t see the other ones

Find the slope of a line parallel to each given line.
y= -1/4x -4

pls help asap

Answers

Answer:

Slope is -1/4 or -.25

Step-by-step explanation:

y=mx+b

slope is "m" and always has to be infront of x.

please help! thank you. ​

Answers

Answer:

The first one is right

Step-by-step explanation:

what's the answer to this math picture please?

Answers

Answer:

m<BGC = 145°

Step-by-step explanation:

<AGC and <DGB are vertical angles. Vertical angles are congruent. Therefore:

m<AGC = m<DGB

[tex] 3x + 20 = 8x - 5 [/tex] (substitution)

Collect like terms

[tex] 3x - 8x = -20 - 5 [/tex]

[tex] -5x = -25 [/tex]

Divide both sides by -5

x = 5

m<BGC = 180 - (m<AGC) (linear pair)

m<BGC = 180 - (3x + 20)

Plug in the value of x

m<BGC = 180 - (3(5) + 20) = 180 - 35

m<BGC = 145°

Please help me asap.......

Answers

Answer:

I'm pretty sure its A.

Step-by-step explanation:

There would be mirrors reflecting off of each other to get the light to reflect him in a different place

I’m pretty sure it’s A because it contains mirrors that reflects objects which is exactly what it’s doing here.

In ΔXYZ the sides YZ = x, XZ = y, and YZ = z, and x>y>z. Which angle of the triangle can have measure of 60º?

Answers

Answer:

Following are the solution to this question:

Step-by-step explanation:

In the query, there is an error. This will find Angle YXZ and the angle YZX.  

The student said YXZ angle and YXZ angle but he said it was incorrect. I've been doing my hardest to fix it.

[tex]\to \sin x = \frac{\text{opposite side of x}}{hypotenuse}\\\\\to \frac{x}{2x} = \frac{1}{2}\\\\\to \sin x = \frac{1}{2}\\\\\to \sin x = \sin 30^{\circ}\\\\\to x = 30^{\circ} \\\\\to \angle YXZ = 30^{\circ}\\\\[/tex]

[tex]\to \cos Z = \frac{\text{Adjacent side of z}}{hypotenuse}\\\\\to \frac{x}{2x} = \frac{1}{2}\\\\ \to \cos Z = \frac{1}{2}\\\\ \to \cos Z= \cos 60^{\circ}\\\\\to Z = 60^{\circ} \\\\ \to \angle YZX = 60^{\circ}[/tex]

the equation y-7/2=1/2(x-4) is weitteb in point-slope form. what is the intercept of the equation? PLEASE HELP​

Answers

Answer:

1/2 is the answer.......

what is the range and domain of this question? im unsure​

Answers

Answer:

Step-by-step explanation:

Domain is the independent variable (x)

Range is the dependent variable (y)

For each of these you would just put what x and y are equal to

For the Domain you would put:

0<=x<=3

<= is less than or equal to

For the Range you would put

1<=y<=4

The line is a function

Explain why the slope of the line drawn in part C must be negative.

Answers

because it is a negative line in the graph

Lydia buys 5 pounds of apples and 3 pounds of bananas for a total of $8.50. Ari buys 3 pounds of apples and 2 pounds of bananas for a total of $5.25. Determine a system of equations that represents the given the situation. Let x be cost per pound of apples and let y be the cost per pound of bananas. Which equation represents the amount of money Lydia spent of apples and bananas? Which equation represents the amount of money Ari spent on apples and bananas?

Answers

Answer:

5x+3y=8.50 and 3x+2y=5.25

Step-by-step explanation:

because i got it correct

Answer:

b and c

Step-by-step explanation:

What is the value of x?
1. 142
2. 71
3. 152
4. 76​

Answers

Answer:

142

Step-by-step explanation:

Function A is represented by the equation y = 4x + 6.
Function B is a linear function that goes through the points shown in the
table.
x 1
3 4
ic
y 3 9 12 18
Which statement correctly compares the rates of change of the two
functions?
A. The rate of change of function A is 6.
The rate of change of function B is 3.
B. The rate of change of function A is 4.
The rate of change of function B is 6.
OC. The rate of change of function A is 6.
The rate of change of function B is 6.
D. The rate of change of function A is 4.
The rate of change of function B is 3

Answers

Answer:

D

Step-by-step explanation:

Which graph below correctly shows the two lines on the same axes ?

Answers

Answer:

The one in the top left corner I THINK

Step-by-step explanation:

It is on baisically the same line and makes the most sense to ME.

DO NOT PICK ME IF YOU ARE NOT SURE!!!

What are the two methods of finding unit rate

Answers

Answer:

The Packing Cube method and something else I cant remember it.

Step-by-step explanation:

algebraic expression for 15 8/9 less than the product of 5 and a number b ​

Answers

Answer:

[tex]15\frac{8}{9}[/tex]  < 5b

Step-by-step explanation:

       15 8/9 less than the product of 5 and a number b ​

 Product of 5 and a number b;

      5 x b  = 5b

Now,

     [tex]15\frac{8}{9}[/tex]  less than

       [tex]15\frac{8}{9}[/tex]  < 5b

The algebraic expression is  [tex]15\frac{8}{9}[/tex]  < 5b

When a number is less than another, the other number is greater.

What is the slope of the line that contains these points?

x 12 13 14 15

y -4 , 2 8 14





Δ⊕∞∵∴α∞→←⇅≡∝αβΔωπ

Answers

formula to find the slope (y1-y2)/(x1-x2)
if (x1,y1) is (13,2) and (x2,y2) is (15,14)
(2-14)/(13-15)=6

7x+5y=40 2x+4y=-4

Solve the system of equations

Answers

Answer:

{x,y}={10,−6}

Step-by-step explanation:

Answer:

x = 10, y = -6

Good Luck!

10. An electric scooter manufacturer estimates that the cost C in dollars) of producing x
scooters is given by C(x) = 600+ 0.05x + 0.0002x%. Find the production level, to the nearest
unit, that will minimize the average cost Č(x) per unit.
A. 1733 scooters
B.
1250 scooters
C. 600 scooters
D.
1500 scooters

Answers

Answer:

A. 1733 scooters

Step-by-step explanation:

To get x for minimum value of C bar, set derivative = 0

We Find our x.

C(x) = 600+ 0.05x + 0.0002x^2

We need average cos per unit

So divide by x both sides

C(x) / x = 600/x + 0.05x + 0.0002x

c(x)/c = Ç(x)

Therefore, Ç(x) = 600/x + 0.05x + 0.0002x

Now differentiate both side with x

dÇ(x)/dx = 600/x^2 + 0 + 0.0002

To find x for minimum Ç(x)

Set dÇ(x)/dx = 0 => -600/x^2 + 0.0002 = 0

=> x^2 = 600/0.0002

x^2 =3000000

x = √3000000

x = 1732.05

x = 1733

I HAVE A COMMON ASSESSMENT HELP PLZ!

The graphs of linear functions f(x) and g(x) are shown on the graph. What transformation is happening to transform f(x) to g(x)?
A. Reflection
B. Vertical Shrink
C. Vertical Stretch
D. Vertical Shift

Answers

Answer:

A. Reflection

Step-by-Step Explanation:

you're reflecting the line across the x-axis, and that transforms f(x) into g(x).

Do the organic prices vary directly with the conventional prices? If so, identify k. Does the total cost of organic apples vary directly with the number of pounds of organic apples purchased? If so, identify k.
THE RIGHT ANSWER IS (i just had to answer my own question so that other people can get it but just copy and paste this thanks :) )

no, this is not a direct variation
yes this is a direct variation with k=2.34

2

Answers

Answer:

1: No, this is not direct variation

2: Yes, this is direct variation with k= 2.34

Step-by-step explanation:

I’m Just Built Different

Gena wants to estimate the quotient of –21.87 divided by 4.79. Which expression shows the best expression to estimate the quotient using front-end estimation?

a) -21÷4
b) -21÷5
c) -20÷4
d) -20÷5
p.s, Daily question! What's your favorite song?

Answers

Answer: -20 divided by 4.

Step-by-step explanation: I'm also doing this. I also don't really want to answer daily.

Answer: -20/4 (OPTION C)

Step-by-step explanation:

you have to round then divide! i know this is late but i hope it will help others! i just did the quiz on edge so i figured i would let everyone know that option c was correct! BRAINLIEST?

Someone help me with this please !!!!!:(

Answers

Answer:

8.1.

Step-by-step explanation:

a^2+b^2=c^2

8^2+2^2=c^2

64+4

68

and you square root it and get 8.2 so i giras is 8.1

hope it helps.

You were billed $28.50 for additional data usage on your cell phone at a rate of $9 per gigabyte. Three choices are correct ways to calculate the additional gigabytes, g, that you used. Which choice is NOT?

Answers

Answer:

b.) 9/g = 28.5

Step-by-step explanation:

a.) 9g = 28.5

b.) 9/g = 28.5

c.) 28.5 = 9 x g

d.) 28.5/9 = g

Total billing = $28.50

Rate = $9 per gigabyte

Calculate the additional gigabytes, g, that you used.

Additional gigabyte used, g = Total billing / Rate

g = $28.50 / $9

9g = 28.50

28.50 = 9 × g

g = 28.50 / 9

Option b.) 9/g = 28.5 is the incorrect way to calculate the additional gigabytes, g, that you used.

Answer:

9/g = 28.5

Step-by-step explanation:

It's attached to the image to show proof it's right

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