write an equation in point-slope form and slope intercept form for (-2,-1) slope =4

Answers

Answer 1

Step-by-step explanation:

y =mx + c

y = 4x + c

-1 = 4 × -2 + c

c = -1+8

c = 7

y = 4x + 8

.............. :)


Related Questions

What is the ratio of 5
footballs to 9 Baseballs

Answers

Answer:

5:9 If that's what you meant

Step-by-step explanation:

Answer:

5:9

Step-by-step explanation:

Ratio is as follows

n1 to n2 = n1:n2

Therefore,

5 footballs to 9 baseballs = 5:9

Hope this helps :)

Multiply the pairs of numbers and match them to their products.​

Answers

Answer:

-1.2*-7=8.4   -2.5*-2=5   2.5*-2=-5    -1.2*7=-8.4

Step-by-step explanation:

Whoever answers gets brainlist!

Answers

Answer:

B

Step-by-step explanation:

answer is B

Quien me ayuda por favor dime gracias

Answers

que esta? i don’t see anything sorry this is confusing

10^7+9+1^3 helppp meeee

Answers

Answer:

10000010

Step-by-step explanation:

10^7 is 10000000 plus 9 plus 1^3 which is 1.

10000000+9+1=10000010

Answer:

10000010

Step-by-step explanation:

Lets break down this problem. 10^7 is equal to 10000000 because the exponent is 7 so we add 7 zeros at the end of 1. 1^3 is equal to 1 because any 1 to the power of a positive integer is 1. So, the equation becomes 10000000+9+1 which is equal to 10000010.  

BIG POINT
Describe the significance of the unit circle to Trigonometry. Make connections to solving, graphing, identities, and other key concepts included in this course. Provide at minimum of 4 connections with an explanation of the connections.
Write in paragraph please.

Answers

Answer: (compiled from google)

One radian is the measure of the central angle of a circle such that the length of the arc is equal to the radius of the circle.

A full revolution of a circle ( 360 ∘ ) equals  2 π   r a di a n s. This means that  1  radian = 180 ∘ π .  

The formula used to convert between radians and degrees is  angle in degrees = angle in radians ⋅ 180∘ π .

The radian measure of an angle is the ratio of the length of the arc to the radius of the circle  ( θ = sr ) . In other words, if  s  is the length of an arc of a circle, and  r  is the radius of the circle, then the central angle containing that arc measures radians.

Key Terms

arc: A continuous part of the circumference of a circle.

circumference: The length of a line that bounds a circle.

radian: The standard unit used to measure angles in mathematics. The measure of a central angle of a circle that intercepts an arc equal in length to the radius of that circle.

The  x – and  y -coordinates at a point on the unit circle given by an angle  

t  are defined by the functions  x = cos t  and  y = sin t .

Although the tangent function is not indicated by the unit circle, we can apply the formula  

tan  t = sin  t  cos  t  to find the tangent of any angle identified.

Using the unit circle, we are able to apply trigonometric functions to any angle, including those greater than  90 ∘ .

The unit circle demonstrates the periodicity of trigonometric functions by showing that they result in a repeated set of values at regular intervals.

Key Terms

periodicity: The quality of a function with a repeated set of values at regular intervals.

unit circle: A circle centered at the origin with radius 1.

quadrants: The four quarters of a coordinate plane, formed by the  x – and y -axes.

If this doesn't help I appologize

7a/9bc divided by 21a/12b

Answers

Answer:

Step-by-step explanation:

I dont know if you meant to punch in a c into the equation but if you didnt mean to i have both answers

The one that contains a c in the fraction that you asked for!

help meh plss :) i don't know the answer

Answers

Answer:

33 1/3

Step-by-step explanation:

A store sells candy at $.50, $1, $1.50, $2, and $3 per kilogram.
You see that the unit price of candies and the amount of candies that $3 buy vary inversely. What is the constant of variation.

Answers

.50 cents is the answer to the question

-5n - 2 =38.... how dobi solve this problem and show my work​

Answers

Answer:

[tex] \boxed{ n =- 8}[/tex]

Step-by-step explanation:

[tex]-5n - 2 =38 \\- 5n = 38 + 2 \\ -5n = 40 \\ n = -\frac{40}{5} \\ \boxed{ n =- 8}[/tex]

♨Rage♨

Answer:

Today: Friday, 06 November 2020

Hour: 09.42 WIB (Indonesia)

_______________________________

-5n - 2 = 38

-5n = 38 + 2

-5n = 40

n = 40/-5

n = -8

Find the slope of the line​

Answers

Answer:

C. -3/4

Step-by-step explanation:

The Slope is always rise over run or

rise

___

run

so with X you rise up 3 and Y, you run down 4 so the slope is C.

-3/4

Maria's dog weighs 8 times as much as her rabbit. Together they weigh 81 pounds. How much does the dog Weigh?​

Answers

The dog weighs 72 pounds and the rabbit 9 pounds together they are 81
I just plugged in numbers plus the number I multiplied by
So 8 times 9 :72 +9: 81

Kayla hikes 25 meters in 13.7 seconds. Which of the following closest to how far she will hike in 6 minutes, if she maintains the same pace

Answers

Answer:

197.28 meters in 6 minutes

Step-by-step explanation:

13.7 seconds ÷ 25 meters = 0.548 meters in 1 second

6 minutes = 360 seconds (6 minutes x 60 seconds in every minute = 360 seconds)

0.548 meters in 1 second x 360 seconds = 197.28 meters in 6 minutes

Hopefully this helped! Sorry if wrong. You are loved and you are beautiful/handsome!

-Bee

f(2)=3x^2-6x+2
I need help!!!

Answers

Answer:

2

Step-by-step explanation:

substitute x by the value in the function, here its f(2) so

3(2)^2 - 6(2)+2

= 12 - 14 = 2

what is the probability of getting an A and then a 2?

Answers

Answer:

it would techically be a 50/50 chance of getting either an A or a 2

Which point is a reflection of Z(5 1/2,3) across the y axis

Answers

Answer: C?

Step-by-step explanation:

Because reflecting means like think of a mirror it’s reflecting you so the opposite side would be the bottom right quadrant please tell me if I’m right?

What is the Pythagorean Theorem?

a.
a2 + b2 = c2
b.
x + y = z
c.
a + b = c
d.
y = mx + b

Answers

Answer:

a squared plus b squared=c squared. The answer is A.

Step-by-step explanation:

Hope I helped!

Please mark Brainliest!!!

Answer:

A. The Pythagorean Theorem is A² + B² = C²

Step-by-step explanation:

I hope that this helps! :)

Are these rational or irrational? Please help ASAP!

Answers

Answer:

√25 is a rational number

√1 is rational number

√7 is irrational number

Step-by-step explanation:

first one is √25

=√25

=√5² ( 25 is the square of 5)

= 5

another one is √1

= √1

=√1² ( 1 is the square of itself)

= 1

last one is √7..... and it is irrational

i need help with this ^

Answers

Answer:

I think it's 3

Step-by-step explanation:

If 2 is c than subtract  it and it's 3?

3x * -2y= -100
Solve for y and x.

Answers

Answer:

x=50/3y

y=50/3x

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

3/4x+2=5/12 rewite so there’s no fractions

Answers

Answer:

3/4   and  2/5 have a common denominator of 20, so re-write

15/20x - 2 = 8/20       Now multiply both sides by 20

15x-40 = 8

Step-by-step explanation:

Write the next three terms in each sequence. Make sure your
answers are separated by a comma and a space; like 1, 2, 3

25, 26, 27, 28, ...


Answers

Answer:

29,30,31

this is basically like counting just add 1

Kiley had a piece of bamboo skewer that measured 14 inches long. She wanted to cut it into toothpicks that were each 3 inches long. How many toothpicks can she make?
4 toothpicks
5 toothpicks
46 toothpicks
47 toothpicks

Answers

Answer:

4 toothpicks

Step-by-step explanation:

14 / 3 = 4.66666

Tootpicks can't be rounded up so it'll just be 4

Create Write a real-world problem that can be
solved using the equation 9 + 4x = 21 - 2x

Answers

1. you have to subtract 9 from both sides. 21-9= 12
2. you have to add 2x to both sides. 4x+2x= 6x
3. 6x divided by both sides =
4.x=2

The required real-world problem is below that can be solved using the equation.

What is the equation?

The equation is defined as mathematical statements that have a minimum of two terms containing variables or numbers that are equal.

A construction company is building a new housing development and wants to know how many houses they need to build to reach a certain profit margin. They know that each house costs $9 to build and they want to sell each house for $21.

If they build x number of houses, the equation to calculate their profit is:

21x - (4x + 9) = profit.

To reach a certain profit margin, the company can set that equation equal to a specific value and solve for x.

Learn more about the equation here:

brainly.com/question/10413253

#SPJ5

Help fast! Will give brainliest!!!

Answers

Answer:

Jacki did not subtract 12 from 8 correctly i believe

At a store, 3 pieces of cake and 4 pieces of bread together
cost $18.60. The total cost of 2 pieces of cake and 2 glasses of
juice is $12.34. If one piece of cake costs 2 times as much as
one piece of bread, what is the total cost of 5 pieces of cake
and 4 glasses of juice? Include two decimal places in your
answer. For example if the answer is $12 enter it as $12.00.

Answers

9514 1404 393

Answer:

  $28.40

Step-by-step explanation:

Using the given information, we can write three equations relating the three item prices. Let c, b, and j represent the cost of 1 item each of cake, bread, and juice.

  3c +4b = 18.60

  2c +2j = 12.34

  c = 2b

Multiplying the third equation by 2 gives an expression for 4b that we can substitute into the first equation.

  2c = 4b

  3c +2c = 18.60

  c = 18.60/5 = 3.72

Doubling the second equation almost gives us the purchase we want.

  2(2c +2j) = 2(12.34)

  4c +4j = 24.68

Adding one more cake to this give the desired purchase:

  (4c +4j) +c = 24.68 +3.72

  5c +4j = 28.40

The total cost of 5 pieces of cake and 4 glasses of juice is $28.40.

Mr. & Mrs. Martin drove 200 miles in September. They drove 2 times as many miles in November as they did in September. They drove 2 times as many miles in October as they did in November. How many miles did Mr. & Mrs. Martin drive in October?

Answers

they drove 800 miles in October

Question:

Mr. & Mrs. Martin drove 200 miles in September. They drove 2 times as many miles in November as they did in September. They drove 2 times as many miles in October as they did in November. How many miles did Mr. & Mrs. Martin drive in October?

Answer:

200 miles x 2 = 400 miles in September  400 x 2 = 800 in october

Stuck on this problem for awhile​

Answers

Answer:B

Step-by-step explanation: 1/3*5=5/3*2/9=10/27

Please help with both and leave a small explanation! I wanna double check my answers!

Answers

Answer:

(1)Hoops shadow would be 6 ft (2) model would be 3 cms

Step-by-step explanation:

9 / 3 = 3   3 x 2 = 6 ft

15 / 5 =3    3 x 1 = 3 cm

Please help me:) i will give brainliest to the right answer<3

Answers

Answer:

The answer is does

Step-by-step explanation:

Answer: I believe it's "does not."

Step-by-step explanation:

But I'm sorry if I'm wrong!!

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