which choice is the graph of a line that is perpendicular to the line represented by the equation y = -2x + 7

Answers

Answer 1
IS THERE ANY ANSWER CHOICES

Related Questions

Kristin spent $131 on shirts. Fancy shirts cost $28 and plain shirts cost $15. If she bought a total of 7 then how many of each kind did she buy

Answers

Hi there!!

First, Let plain shirts be x
Let fancy shirts be y 
x + y = 7
15x + 28y = 131 
Multiply first equation by 28 to eliminate y: 
28x + 28y = 196
15x + 28y = 131 
Subtracting the two equations:
13x = 65
x = 5 
Substituting x to get y:
x + y = 7
5 + y = 7
y = 2 
Answer: 5 plain shirts and 2 fancy shirts

Hope this helps u!!
Have an amazing rest of ur day:)))

The required Kristin bought 2 fancy shirts and 5 plain shirts.

What are simultaneous linear equations?

Simultaneous linear equations are two- or three-variable linear equations that can be solved together to arrive at a common solution.

Here,
Let's assume that Kristin bought x fancy shirts and y plain shirts. We know that the total number of shirts is 7, so:

x + y = 7

We also know that the total cost of the shirts is $131, that fancy shirts cost $28 and plain shirts cost $15. So we can write another equation:

28x + 15y = 131

Now we have two equations with two variables. We can use substitution or elimination to solve for x and y. Let's use substitution:

x + y = 7 -> x = 7 - y (subtract y from both sides)

28x + 15y = 131 -> 28(7-y) + 15y = 131 (substitute x with 7-y)

Expanding the brackets, we get:

196 - 28y + 15y = 131

-13y = -65

y = 5

So Kristin bought 5 plain shirts. We can substitute this value into either equation to find x:

x + y = 7 -> x + 5 = 7 -> x = 2

So Kristin bought 2 fancy shirts and 5 plain shirts.

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What is QR to the nearest tenth

Answers

The answer is 36.0 because

help please 38 points

Answers

I’m confused on the same question :(

What is the value of the digit 4 in the number 6,028,468?

Answers

Its value is 400.
Hope this helps.

A miner descended 1200 feet into a mine. While in the mine, he then rose 450 feet and then descended 150 feet. What was the miner's net gain or loss in altitude? 1500 ft 600 ft –1500 ft –900 ft

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the net loss is 1150
So, let's solve it!
If he rose 450:
1200 + 450 = 1650
If he descended 150:
1650-150 = 1500
1500 feet, his net gain is -300 feet, his loss is 300 feet

A trapezoid has an area of 33.6 square cm and a height of 4 centimeters.

Answers

I think its 134.4 ft or square inches

Organizers of an outdoor concert will use 320 feet of fencing to fence off a rectangular VIP section. What is the maximum area that they can fence off? A) 3,200 square feet B) 6,400 square feet C) 12,800 square feet D) 24,000 square feet

Answers

2(l+w)=320

l+w= 160

l=160-w

lw=A

160w-w²= A

w²-160w+A=0


w max= -b/(2a)= 160/2= 80 ft


Max A = 160(80)-(80)²= 6400 ft²

So  B is correct

Answer:

B

Step-by-step explanation:

Which of the following modifications to the list of assets and liabilities below would result in a negative net worth? House valued at $90,000. Mortgage owed $78,000. Car valued at $11,000. Car loan of $5,000. Student loan of $13,700. Stocks valued at $2,500. Savings of $3,000. a. Net worth is already negative. b. House value decreasing to $83,000. c. Borrowing $10,000 more in student loans. d. Selling off all owned stocks.

Answers

Answer:

The correct answer is C. Borrowing $10,000 more in students loans.



Option C - Borrowing $10,000 more in student loans is the correct Alternative.

We have list of assets and liabilities.

We have to determine which of given modification would  result in negative net worth.

What is Asset and Liabilities?

Assets are the items your company owns that can provide future economic benefit. Liabilities are what you owe other parties.

According to the question -

Assets = House + Car + Stocks + Savings.

Total Assets = $90,000 + $11,000 + $2,500 +  $3,000 = $106500

Liabilities = Mortgage + Car loan + Student loan.

Total Liabilities = $78,000 +  $5,000 + $13,700 = $96700

Now if you borrow $10000 more in student loan then -

Total Liabilities = $78,000 +  $5,000 + $13,700 + $10000 = $96700 + $10000 = 1,06,700 > Assets.

Hence, Option C is the correct Alternative.

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Sarah bought a 16 ounce jar of strawberry jam for $3.20. What is the unit price

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Divide 16 by 3.20$. You would get 50 cents per ounce of strawberry jam
Well, the unit price is how much does 1 ounce cost. Since 16 ounces of strawberry jam costs $3.20, divide 3.20 by 16 to find the unit price.
3.20/16=0.2, so the unit price is $0.20.
I hope this helps!
-Raiden

Find the nonpermissable replacement for x in this expression x^2/-4x-8

Answers

The correct answer for the exercise shown above is: x=-2

 The explanation is shown below:

 1. You have the following expresssion given in the problem above:

 x²/-4x-8

 2. By definition, the nonpermissible replacement for x in this expression, is the value of x that makes the denominator equal to zero.

 3. Keeping this on mind, you have:

 -4x-8=0
 -4x=8
 x=8/-4
 x=-2

  x²/-4x-8= (-2)²/(-4)(-2)-8= 4/8-8= 4/0

 Therefore, as you can see, the answer is x=-2.

what is the equivalent equation 2x-10/25-x^2

Answers

An expression that is equivalent to this expression is -x² + 2x - 2/5. Hope this helps!

9. Find the constant of variation, k, for y= –8 when x = 12.

show your work

Answers

The answer to this question depends on whether x and y are directly or inversely related.

Since you have not provided the relation between the two variables, I will provide the answer in both cases.

1- In case x was directly proportional to y:
This means that as x increases, y increases and vice-versa.
Translating this into an equation, we would get the following:
y = kx
where k is the constant of proportionality.
Now, we are given that:
y = -8 at x = 12
Substitute with these givens in the above equation to get k as follows:
-8 = k * 12
k = -8/12
k = -2/3

2- In case x was inversely proportional to y:
This means that as x increases, y decreases and vice-versa.
Translating this into an equation, we would get the following:
y = k / x
where k is the constant of proportionality.
Now, we are given that:
y = -8 at x = 12
Substitute with these givens in the above equation to get k as follows:
-8 = k / 12
k = -8*12
k = -96

Hope this helps :)

factor 1/5 out of 1/5x+29/5

Answers

Okie, we do the factor
we have 1/5 x+ 29/5= 1/5 x+ 1/5 x29= 1/5(x+29)

And we have done
Have a good day
Final answer:

To factor 1/5 out of the algebraic expression 1/5x + 29/5, we remove the common term 1/5. This leaves us with 1/5 * (x + 29), not altering the value of the original expression.

Explanation:

To factor 1/5 out of 1/5x+29/5, we first need to understand what factoring entails. Factoring is basically expressing an algebraic equation as a product of its factors.

Step 1: Look at the expression '1/5x + 29/5'. We can see that '1/5' is common in both terms.

Step 2: Factor out the common term, which in this case is '1/5'.

So the expression '1/5x + 29/5' factored out would be '1/5 * (x + 29)'. Throughout this process, we have not changed the value of the original expression, only rewritten it in a different form.

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An event is three times as likely as its complement. What is the probability of the event?

Answers

E = some event
C = complement of event E
Since the events are complementary, this means P(E)+P(C) = 1

We know that P(E) = 3*P(C) since "an event is three times as likely as its complement"

So we can replace P(E) with 3*P(C) and then isolate P(C)
P(E) + P(C) = 1
3*P(C) + P(C) = 1
4*P(C) = 1
P(C) = 1/4

The probability of the complementary event is 1/4
So the probability of the original event is 3/4 (three times 1/4)

Answer: 3/4

note: in decimal form, 3/4 = 0.75

What is the length of the diagonal of rectangle abcd ?

Answers

answer b 26 because a squared plus b squared = c squared so 10x10 + 24x24 = 676 and so you take the square root of 676 which is 26.

3+45456688888876777888888

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The answer is 45456688888876777888891
45456688888876777888888 + 3 = 45456688888876777888891

Hope this helps! :)

consider th following formula used to find a cone v= 3.14r^2 h/3

Answers

Here's the volume formula (and the area formula) typed a little neater than that.
(I'm guessing you forgot to type in your question?)

a model car has been made using a scale factor if 1.5 inches:3 feet. If the actual car is 13.75 feet long, what is the length of the model?

Answers

Final answer:

To find the length of the model car, set up a proportion and cross multiply.

Explanation:

To find the length of the model car, we need to use the scale factor given. The scale factor is 1.5 inches:3 feet. This means that for every 1.5 inches in the model, there are 3 feet in the actual car.

Given that the actual car is 13.75 feet long, we can set up a proportion:

1.5 inches / 3 feet = X inches / 13.75 feet

Cross multiplying, we get:

1.5 inches * 13.75 feet = 3 feet * X inches

Simplifying, we find that the length of the model car is approximately 6.88 inches.

A store charges $280 for coat. This price is 40 percent more than the amount it cost the store to buy. At the end-of-season sale, store employees may purchase any remaining coats at 30 percent off the store’s cost. How much would it cost an employee to purchase the coat at the sale?

Answers

it would cost an employee $140 to purchase the coat at the sale.

Let's break down the problem step by step:

1. The store charges $280 for the coat, which is 40% more than the amount it cost the store to buy. This means that the store's cost (let's call it ( C )) can be found by first determining what 100% of the cost is (since $280 is 140% of the cost, as 100% + 40% = 140%). We can set up the equation:

[tex]\[ 140\% \text{ of } C = $280 \]\[ 1.4C = $280 \]\[ C = \frac{$280}{1.4} \]\[ C = $200 \][/tex]

So, the store's cost for the coat is $200.

2. At the end-of-season sale, store employees can purchase any remaining coats at 30% off the store’s cost. This means they pay 70% of the store's cost. We can calculate this as:

[tex]\[ 70\% \text{ of } $200 = 0.7 \times $200 = $140 \][/tex]

Therefore, it would cost an employee $140 to purchase the coat at the sale.

For one week, Consuela kept a log of the number of pages she read each night. She read 8 pages on Monday, 11 pages on Tuesday, 10 pages on Wednesday, 7 pages on Thursday, 8 pages on Friday, 8 pages on Saturday, and 10 pages on Sunday. Create a line plot of this information. Are there any outliers in the data? Explain.

Answers

And there are no outliers because there are no data numbers that are way larger or smaller than other/most data numbers

A line plot has been created based on the number of pages Consuela read each night over a week, showing the data without any outliers. Values range from 7 to 11 pages, with no significant deviations that would classify as outliers.

To create a line plot of the number of pages Consuela read each night, you would place a horizontal axis labeled with numbers representing the number of pages read, e.g., 7, 8, 10, and 11. Above each number, you would put a dot for each night that she read that number of pages. For example, she read 8 pages 3 times across the week, so above the number 8 on the line plot, you would place three dots.

Line Plot Creation and Outliers

The line plot for Consuela's reading log:

7 pages: 1 dot (Thursday)

8 pages: 3 dots (Monday, Friday, Saturday)

10 pages: 2 dots (Wednesday, Sunday)

11 pages: 1 dot (Tuesday)

To determine if there are any outliers in the data, we have to look for any dots that are not close to the other dots. An outlier is typically a data point that is significantly higher or lower than the rest of the data. In the case of Consuela’s reading log, the values are all quite close to each other, with the range being from 7 to 11 pages. There doesn't appear to be a value significantly different from the others; therefore, there are no outliers.

Finding the median in a data set?

Answers

To find the median in a set of data, arrange all the numbers from least to greatest.

Find the number in the middle.

If there are two numbers in the middle, find the mean of those two numbers.

Alice paid $17.00 for 2 beads for her bracelet. Then she paid $42.50 for 5 more of the same kind of beads for her bracelet. Which is the price of one bead?

Answers

Your answer should be 8.5! if thats not one of your answer choices then round it then your answer would be 9! I hope this helped.

Answer:

Step-by-step explanation:

A map has a scale of 1/2 inch to 4 miles. The shortest distance between two cities on the map measures 8 inches. If d represents the shortest distance between the two cities, what is d?

A. 16 mi.

B. 32 mi.

C. 64 mi.

D. 72 mi.

Answers

The answer would be C because for every 1 inch, would be 8 miles, so we then multiply the inches by 8 to get to 8 inches, so we then multiply the miles by 8 and we get 64 miles.

D = 64 mi.

Answer:

C

TOOK SAME TEST ON EDGE 2021

How is the degree of the product of two polynomials p(x) and q(x) related to the degrees of p(x) and q(x)?

Answers

Take the degree of the highest power of x in each p(x) and q(x).  Add these two degrees together.  That will be the degree of the product of p(x) and q(x).
Final answer:

The degree of the product of two polynomials p(x) and q(x) is equal to the sum of the degrees of p(x) and q(x).

Explanation:

The degree of the product of two polynomials p(x) and q(x) is related to the degrees of p(x) and q(x) by the following rule:

The degree of the product is equal to the sum of the degrees of the two polynomials.

For example, if p(x) is a polynomial of degree m and q(x) is a polynomial of degree n, then the product p(x)q(x) will be a polynomial of degree m+n.

Three times the sum of a number and six

Answers

Answer:

3(x+6)

Step-by-step explanation:

In a school, the probability is 44% that a student chosen at random will be a boy. What is the probability that the student will be a girl?

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Final answer:

The probability that a randomly chosen student is a girl is 56%, calculated by subtracting the probability of a boy (44%) from 100%.

Explanation:

The question asks us to find the probability that a student selected at random is a girl, given that the probability of selecting a boy is 44%. Since the question does not provide information about any other genders, we can imply that all remaining students are girls.

Probability is a measure of the likelihood that an event will occur, expressed as a number between 0 and 1, or 0% and 100%. So, if the probability of selecting a boy is 44% or 0.44, then the probability of selecting a girl would be the remaining percentage or fraction to reach 100% or 1.

This is calculated by subtracting the probability of selecting a boy from 1 or 100%, so 1 - 0.44 = 0.56 or 100% - 44% = 56%.

Therefore, the probability that a student selected at random is a girl is 56% or 0.56.

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Tshonda is buying a laptop computer. she will pay 8% sales tax on the price before any rebates. where will she get a better buy?

XYZ-Tronic
price - $629
mail-in rebate $150
TEC-U-COMP
price - $649
discount 25% off

Answers

The above me is clearly wrong. However, the reason I'm not going to post an actual answer is because this post is over 2 years old and there is a good chance the they aren't even in school anymore.

y + 2.3 = 0.45x

–2y = 4.2x – 7.8

(2.4, –1.2)
(–1, 2.5)
no solution
infinitely many solutions

Answers

multiply the first equation by 2:-
2y  + 4.6 = 0.90x
2y - 0.90x = -4.6
second equation is
-2y - 4.2x = -7.8
Adding:-
-5.1x =  -12.4
x = 2.4

-2y =  -7.8 + 4.2(2.4)  =  2.3
x = -1.2

Answer  x = 2.4 and y = -1.2

Its choice A

DF bisects EDG find the value of x

Answers

DF bisects <EDG 
so EF = FG
5x + 24 = 9x
4x = 24
  x = 6

answer
D. last one
6

A consult needs to make at least $600 this week she earns $120 for each new piece and $60 for each review which of the following inequalities represents the possible combinations of reviews and new written pieces that she must complete

Answers

The consult must make at least 600 dollars. That means the combination of reviews and new written pieces must be at least $600, or greater than or equal to (≥) $600.

You are also told that each new piece = $120 and each review = $60. Let's use variables n = new piece and r = review. (You might be given different variables for your answer choices). That means the total money made from a combination of new pieces and reviews is:
120n (money made from each new piece times n number of new pieces) + 60r (money made from each review times r number of reviews).

Put that all together to get your inequality:
120n + 60r ≥ 600

-----

Answer: 120n + 60r ≥ 600
Final answer:

The possible combinations of reviews and new written pieces can be represented by the inequality 60r + 120n ≥ 600.

Explanation:

To represent the possible combinations of reviews and new written pieces, we can use the variables r for reviews and n for new pieces.

The total earnings can be calculated by multiplying the number of reviews by $60 and the number of new pieces by $120, and this must be greater than or equal to $600.

Therefore, the inequality that represents the possible combinations is 60r + 120n ≥ 600.

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