What is the equation of the line that passes through (-2,2) and (1,-4)?

Answers

Answer 1

Answer:

y=-2x-2

Step-by-step explanation:

Slope: -4-2/1-(-2)=-6/3=-2

Equation: y=-2x+b

Substitute: 2=-2(-2)+b

2=4+b

b=-2

Therefore, y=-2x-2

I hope this helped and have a good rest of your day!

Answer 2

Answer:y =-2x-2

Step-by-step explanation:


Related Questions

Help please i need to get my homework done

Help please i need to get my homework done

Answers

Answer:

C

Step-by-step explanation:

You have the stand alone value of 17.5 for parking. You can subtract this from the total as shown in the equation. If each admission costs $24 then it would be 24x for the remainder. Therefore you can write the equation as 113.5 - 17.5 = 24x.

c. 113.5-17.5=24x is the correct answer

Please help with the following questions!

Please help with the following questions!

Answers

Answer:

7.) y= 4x - 5

8.) y= -4/3x + 1

9.) y= -1x + 3 or y= -x + 3

10.) y= 5/4 + 0 but it can also be written as y=5/4

11.) y= -2x - 10

12.) y= 1.5x + 1.5

Step-by-step explanation:

slope-intercept is written as y=mx+b

m is our slope and b is our y-intercept

7 is 4x-5
8 is -4/3+1
…………………

ill mark brainiest if right

ill mark brainiest if right

Answers

Answer:

43 1/3

Step-by-step explanation:

Answer:

43 1/3

Step-by-step explanation:

A bakery is selling 3.20 for 6 muffins. How much for a dozen?
PLEASE HELP!!!!

Answers

Answer:

Step-by-step explanation:

6.40 im not sure but i think

A dozen =12 12/2=6 so if you need to multiply 6 by 2 then you should multiply 3.20 by 2 which gets 6.40

Serenity’s ship is located 43 miles north off a harbor. Alex’s yacht is located 25 miles west from Serenity though. So, how far is Serenity’s ship from the harbor?

Answers

Answer:

43 miles

Step-by-step explanation:

Don't take me for a fool

43 miles

I just know from past assignments

A corner shelf is in the shape of a triangle. One side measures \(2x^2 + 2x -1\) while another side measures \(5x + x^2 - 3\)




What is the total of two sides? Show all work.

If the perimeter measures\(3x^3 - x^2 - 8x +1\) what is the length of the missing side? Show all work.



If we know that \(x =2\) then what are the lengths of the three sides of the triangle? Show all work.



Is it possible to have these side lengths? Why or why not?

Answers

1.The total of two sides is: $6 + 8 = 14$.

2.The missing side has a length of 4.

3.All three inequalities are true, so these side lengths do form a valid triangle.

4. It is not possible to have side lengths.

1. To find the total of two sides of the triangle shelf, we simply add the two given side measurements together.

2. $Perimeter = a + b + c$ where a, b, and c are the lengths of the three sides of the triangle. We are given that the perimeter measures 18, and we know that 6 and 8 are two of the sides, so we can substitute these values into the formula to solve for c:

$18 = 6 + 8 + c$

$18 - 14 = c$

$4 = c$

3. If we know that  $a$ = 3, $b$ = 5, and $c$ = 8, we can check if these side lengths form a valid triangle by using the triangle inequality theorem, Therefore, we need to check if:

$a + b > c$

$b + c > a$

$a + c > b$

Substituting in the given values, we get:

$3 + 5 > 8$ (True)

$5 + 8 > 3$ (True)

$3 + 8 > 5$ (True)

4. of $a$ = 2, $b$ = 4, and $c$ = 7 for a triangle. The triangle inequality theorem states that the sum of any two sides of a triangle must be greater than the third side. If we apply this to the given values, we get:

$a + b > c$

$2 + 4 > 7$ (False)

For such more questions on inequalities

https://brainly.com/question/25275758

#SPJ8

Let the two sides of the triangle be a and b.

The total of two sides is a + b.

If the perimeter is P, then we have a + b + c = P, where c is the missing side. Solving for c, we get c = P - a - b.

If we know that a + b = c, then we have a + b = a + b + c - b - a, which simplifies to 0 = c. This means that the triangle has one side of length 0, which is impossible.

Therefore, it is not possible to have these side lengths.

Without knowing the values of a and b, we cannot find the total of two sides, the length of the missing side, or the lengths of the three sides of the triangle.

A tropical species of mite named Archegozetes longisetosus is the record holder for the strongest insect in the world. It can lift up to 1.182 × 103 times its own weight. If a person who weighed 100 pounds were as strong as this insect, how much could that person lift? Enter the answer using scientific notation.

Answers

Answer:

The first thing we have to do is to measure your weight using a weighing scale.

Suppose your weight is 130 pounds, therefore you can lift:

130 pounds * 1.182 • 10^3 = = 153,660 pounds or 1.537 x 10^5 pounds

hope it helps

Step-by-step explanation:

Find the missing number so that the equation has infinitely many solutions. – 5x–19= (Blank)x–19

Answers

Answer:(number)=-5

Step-by-step explanation:

You can use simple logic in order to solve this equation.

An equation that has infinitely many solutions will have the same exact numbers on both sides

Example: 3x = 3x, it has infinite solutions because no matter what number you put, the equation will always be true

The solution for this equation is -5 because when -5x-19=-5x-19, no matter what number you put as a solution, it will be true.

Answer:

Step-by-step explanation:

and 90% of people marry there 7th grade love. since u have read this, u will be told good news 2night. if u don't pass this on nine comments ur worst week starts now this isn't fake. apparently if u copy and paste this on ten comments in the next ten minutes you will have the best day of ur life tomorrow. you will either get kissed or asked out in the next 53 minutes someone will say i love u

Derek wants to practice playing the guitar for 9 hours in 8 days. Which of the following statements match the given ratio for guitar practice?

A.

32 hours in 36 days

B.

30 hours in 28 days

C.

27 hours in 24 days

D.

36 hours in 26 days

Answers

Answer:

The answer is C.

Reasoning:

No other numbers match up but D)

When you divide 24 by 8 you get 3 and 3 times 9 is 27

Answer:

D.Reasoning

Step-by-step explanation:

A click beetle abruptly releases elastic energy stored in its body to launch itself into the air. The function h(t)=−16t^2+8t represents the height h (in feet) of the click beetle t seconds after launching. The height of a second click beetle t seconds after launching is shown in the graph. Which click beetle went higher?

A click beetle abruptly releases elastic energy stored in its body to launch itself into the air. The

Answers

Answer:

The first click beetle went higher.

Step-by-step explanation:

The vertex is the minimum point of a parabola that opens upwards, or the maximum point of a parabola that opens downwards.

Since the height of each of the beetles at time, t seconds, is modelled as a parabola that opens downwards, the maximum height of each beetle is the y-value of the vertex.

First Click Beetle

The function representing the height, h, of the first beetle is:

\(h(t)=-16t^2+8t\)

We could complete the square to rewrite the function in vertex form, however the quickest way to find the vertex of a quadratic function in the form ax² + bx + c is to use the formula for the x-value of the vertex:

\(\boxed{x_{\sf vertex}=-\dfrac{b}{2a}}\)

Comparing  ax² + bx + c with the given function:

a = -16b = 8c = 0

Therefore, substituting the values of a and b into the formula, the x-value of the vertex of h(t) is:

\(x_{\sf vertex}=-\dfrac{8}{2(-16)}=0.25\)

To find the y-value of the vertex, and thus the maximum height of the first beetle, simply substitute t = 0.25 into function h(t):

\(\begin{aligned}\implies h(0.25)&=-16(0.25)^2+8(0.25)\\&=-16(0.0625)+2\\&=-1+2\\&=1\end{aligned}\)

Therefore, the maximum height of the first beetle is 1 foot.

Second Click Beetle

From inspection of the given graph modelling the height of the second beetle, we can see that the maximum y-value is approximately 0.76 feet.

Conclusion

As the height of the second click beetle is less than the maximum height of the first click beetle, the first beetle went higher.

A click beetle abruptly releases elastic energy stored in its body to launch itself into the air. The

HELP ASAP DUE AT 10; 17

WITH THESE 2 MATH PROBLEM WILL GIVE BRAINLIEST!

Answers

Answer: Where are the questions?

Step-by-step explanation:

Step by step I will not help

What is the angle made by the hour hand and the minute of the clock at 8:57

Answers

Answer:

85 degrees

Step-by-step explanation:

The answer to that is 87,5 degrees

What is 1+1. I’m really wondering of what your thoughts will be on this one.

Answers

Answer: Depending on the situation, 2 or 11

Step-by-step explanation:

1 + 1 = 2

1+1 = 11

Answer:

Step-by-step explanation: So you take 1 and add it the other 1 and it equals 2

The table shows the multiplication of two linear expressions. Select the correct reason for each step.


Reason 1:

Reason 2:

Reason 3:

Reason 4:

The table shows the multiplication of two linear expressions. Select the correct reason for each step.Reason

Answers

Answer:

Step-by-step explanation:

reason 1:

opening of brackets to solve the expression

reason 2:

in multiplication order is followed i.e. the number always lead the variable in the expression

reason 3:

for clarification brackets are added to multiply like terms i.e. numbers with numbers and variable with the variable

reason 4:

the solved and simplified expression is delivered as a result

The only way to do it is if you are in the t

Select the correct scientific notation form of this numeral using only 2 significant figures.

8,421,032.9266

84 × 10 9
8.4 × 10 10
8.4 × 10 6
None of these

Answers

Answer:

8.4 × 10^6

Step-by-step explanation:

Use floating-point system in which numbers are expressed as products consisting of a number between 1 and 10 multiplied by an appropriate power of 10 (as in 1.591 × 10−20)

Hope this helps <3

Answer:

8,421,032.9266

The correct scientific notation form of the given numeral using only 2 significant figures is 8.4×10⁶.

8.4×10⁶ is the right answer

Step-by-step explanation:

8,421,032.9266

→We can move the decimal point 6 units towards the left to get the number.

→Then we can multiply the number by 10 to the power 6 to get the required answer.

-3 + 6x. Which expression shows the correct factorization?
Here are the ones to pick from
1. -2 + -2 +6 +x
2. 6(-2 +x)
3. 6(-2 +x)
4. -3 (1 - 2x)

Answers

Answer:

Option #4

Step-by-step explanation:

Expand option #4

=-3(1-2x)

=-3 -2x*-3

=-3+6x which is what your original equation was.

becoz it is a multiple choice, we can go by elimination, hence when we expand #4, we will get -3+6x

ill make you brainlest!
Darlene wants to buy a sweater that originally cost $48. It is on sale for 35% off. Sales tax is 8%. What is the final price of the sweater with tax?

$28.70
$47.73
$33.70
$56.16

Answers

Answer:

$33.70

Step-by-step explanation:

The sweater costs $48. It is on sale for 35% off. The sales tax is 8%. We want to know the final price.

We know that 35% is the same as 0.35. We are going to multiply $48 by 0.35. This results in $16.80. The 35% is 35% off, so we are going to subtract $16.80 from the $48. This gives us $31.20. Now, we still have the 8% sales tax. 8% is the same as 0.08. We will multiply this by $31.20. This gives us $2.496, which we can round to $2.50. That is how much the sales tax is. It will be added to the price of the sweater. The result is $33.70.

Answer: I'd say you can eliminate option 56.16 and maybe go with 33.70

Step-by-step explanation: Hope this helps! SRRY if its wrong :)

EXPERT HELP I'LL GIVE BRAINLIEST: EXPLAIN THE ANSWER

EXPERT HELP I'LL GIVE BRAINLIEST: EXPLAIN THE ANSWER

Answers

Answer:

C

Step-by-step explanation:

Hey There!

So the answer is C because essentially answer choice c is saying that you can predict what the amount of problems that the next kid would complete in 30 minutes because all of the samples have a mean of 15.6-15.9 or that all of the samples are reliable because all of the means are near each other

And if you didnt know the mean is the average of all of the numbers in the sample

There C is your answer

Pre-algebra tips and taxes
I could really use help:)
Food bill: $25
Sales tax: 6%
Tip: 15%
Find the total cost

Answers

Answer:

Middle school were at ?

Step-by-step explanation:

Add the sales tax percentage to the gratuity percentage. ...

Divide the sum of the sales tax percent and the gratuity percent by 100 to convert to a decimal. ...

Multiply the result by the amount of your bill to find what the sales tax and gratuity add to the bill.

Answer:

30.25

Step-by-step explanation:

0.06x25=1.5

0.15x25=3.75

25+3.75+1.5=30.25

a percentage is just a decimal moved over 2 times to the right so 6% is 0.06

A movie-theater employee notes an inverse relationship between the theater's popcorn sales and its nacho sales. On a given night, the theater makes $1,512 from popcorn sales and $1,584 from nacho sales. If on the next night the employees sell $1,848 of popcorn, how much is earned from nachos?

Answers

Answer:

Using proportions, it is found that $1,225 is earned from nachos.

This question is solved by proportions, using a rule of three.

The measures have an inverse relationship, hence line multiplication is applied instead of cross multiplication.

When the theater makes $1,540 from popcorn sales, it makes $1,330 from nacho sales. How much is earned from nachos when $1,672 is earned from popcorn?

The rule of three is:

$1,540 - $1,330

$1,672 - $x

Applying line multiplication:

$1,225 is earned from nachos.

Help me please il give 20 points!

Help me please il give 20 points!
Help me please il give 20 points!
Help me please il give 20 points!

Answers

Answer: 1. a. 15     b. 11     c. 2     d. 7     e. 5.5

2.  Stem:                   Leaf:

        1                           9

        2                         5, 9

        3                        3, 3, 8

        4                        0, 7, 9

        5                          4, 5

        6                           1, 5

        7                           2, 7

        8                             1

3. a. 13 inches        b. I'm pretty sure that it is the second quarter because there is more snow.           c. The first quarter because it's section is more spread out among the numbers.

Step-by-step explanation:

Answer: 1. a. 15 b. 11 c. 2 d.7 e. 5.5
2. Stem:
Leaf:
9
2
5, 9
3
3, 3, 8
4
0, 7, 9
5
4, 5
6
1,5
7
2, 7
8
1
3. a. 13 inches
b. I'm pretty sure that it is
the second quarter because there is more show.
c. The first quarter because it's
section is more spread out among the numbers.
Step-by-step explanation:

Mia graphs a point Q in Quadrant I on the coordinate plane below, so that point Q is 1 units away from point P.



What are the coordinates of point Q? ( , )

Mia graphs a point Q in Quadrant I on the coordinate plane below, so that point Q is 1 units away from

Answers

Answer:

Step-by-step explanation:

They are (1.5, 0).

The answer is:
(1.5,-1)

1204 students are asked whether they like pizza.
The students responded 'yes', 'no' and 'undecided' in the ratio of 59 : 6 : 21Find how many students answered 'yes'.

Answers

The answer is 59
The first option was ‘yes’ and the first number was 59.

Answer:

Step-by-step explanation:

59 would be yes as it was the first option.

Michelle practiced all week to improve her typing speed. She estimated she could type 27 words per minute. When she took her typing test, she actually typed 30 words per minute. What is the percent error for Michelle's estimate?

If necessary, round your answer to the nearest tenth of a percent.

Answers

Answer:

90%

Step-by-step explanation:

The answer would be:
90%

Christopher Columbus set sail from Spain in 1492. In what year did the Civil War end?

Answers

April 9th,1865 was when the civil war ended
april 9th when the war ended use whikpenda it will show you.

What is the measure of the missing angle?
A) 30∘
B) 31∘
C) 32∘
D) 33∘

HELP PLEASE LOOK AT THE IMAGE NO WRONG ANSWERS

What is the measure of the missing angle? A) 30 B) 31 C) 32 D) 33HELP PLEASE LOOK AT THE IMAGE NO WRONG

Answers

I believe the answer is 33
Add all the answers up and you get 327
All the angles added up should equal to 360
360-327= 33

Answer:

D) 33 degrees

Step-by-step explanation:

All interior angles of a quadrilateral must equal 360 degrees.

We have 3/4 angles, so let's write an equation:

360=x+265+32+30

simplify

360=327+x

subtract 327 from both sides

33=x

So, D is the correct option.

Hope this helps! :)

Plz help me! I need this done by tonight

Plz help me! I need this done by tonight

Answers

Answer:

1. 11 points per quarter

2. 25 feet per secound

3. 30 miles for every gallon of gas

4. 3/7 meters per second

5. Molly shot 5 baskets per minute and Nico shot 7 baskets per minute. So Nico shot 2 more baskets than molly a minute.

6. It is 8 dollars per student ticket.

I hope this helps.

Step-by-step explanation:

Expand. If necessary, combine like terms. ( 2 x + 5 ) ( 2 x − 5 )

Answers

Answer:

4x^2 - 25

Step-by-step explanation:

b^2, such that:  

(2x+5)(2x-5) = (2x)^2 - (5)^2Applying the exponential rule, you receive:(2x)^2 - (5)^2 = 2^2 * x^2 - 5^2

And simplifying, 2^2 * x^2 - 5^2 you receive:

4x^2 - 25

As simple as that!

It’s 4X to the power of 2 -25

how to solve multi-step equations

Answers

Answer:

1. Use the Distributive Property of Multiplication over Addition to remove any grouping symbols such as square brackets, parentheses, and so on.

2. If feasible, combine like terms to simplify both sides of the problem.

3. Determine where you want to store the variable, since this will assist you decide where to put the constant.

4. Remove numbers or variables by using inverse operations: addition and subtraction are inverse operations, as are multiplication and division.

Step-by-step explanation:

1. Combine like terms on both sides.

2. Subtract 6 y 6y 6y on Botha sides to keep the variable y to the left side only.

3. Add 11 to both sides of the equation.

4. Finally, divide both sides by -10 to get the solution.

Rewrite the expression c + 0.25c as a single term with a fractional coefficient.
please help (No spam) (No stu-pid answers please)

Answers

Answer:

5c/4

Step-by-step explanation:

c = c × 1

0.25c = 0.25c × 1

c + 0.25c

Take " c " common.

= c × (1 + 0.25)

= c × 1.25

Convert 1.25 into a simpler fraction

1.25

= 125/100

= 5/4

c × 1.25

= c × 5/4

= (c × 5)/4

= 5c/4

The fractional coefficient is (5c/4)

What is a coefficient?

A coefficient is a number or any symbol representing a constant value that is multiplied by the variable of a single term

Given:

\(\sf c+0.25c\)

\(\sf =(1+0.25)c\)

\(\sf =(1.25)(c)\)

\(\sf =1.25c\)

\(\sf =\dfrac{125}{100}\)

\(\sf =\dfrac{5}{4}\)

\(\sf =\dfrac{5c}{4}\)

Hence the fractional coefficient is (5c/4)

Learn more about fractional coefficient by:

brainly.com/question/12034369

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