in the xy-coordinate plane, the points (4, 2) and (-1, k) are on a line that is perpendicular to the line y = 2x + 1. What is the value of k?

Answers

Answer 1

Answer: The value of x is 7/5

Answer 2
The value of x is 5/7

Related Questions

ASAP PLEASE ANSWER10+10= ??????????????????????????????????????????????????

Answers

Answer:

10+10=20.

Step-by-step explanation:

because it just is

Answer: 20

Step-by-step explanation: 1+1=2add the zero to the back

Asap please help~~ thanks

Answers

1: 26
2: 3.75
3: 8
4: B
5: He did not meet his goal because when you add all his calories up for the day it is only 1,300 which is 700 less than his goal.
Number one is twenty six

im not good at maths

Answers

Answer:

i believe it is the first one

Step-by-step explanation:

I would also say the first one

100 cm is equal to: 0.1 m 1 m 10 m 1,000 m

Answers

Answer: 1 m or 1 meter

1 meter.

remember, each 100 cm is equal to one meter. So,200 cm would be 2 meters

how dose Solving Problems Involving Rational Numbers

Answers

Answer:

when u rationalize numbers you make the number a fraction so if it was a decimal u can rationalize.

Step-by-step explanation:

Please be quiet now I answered ue question

You make the number the fraction!!! Hope this helpsss :D ! Brainliest please ??

red paint is 1 and blue paint is 3 how much red is there for each blue? Im low on points so u sadly only get 10

Answers

Answer:

1 quart blue + 1 1/2 quart red

Given:

Ratio of blue paint : red paint = 1/3 : 1/2

simplifying this ratio into whole numbers by multiplying both sides by 2 and 3, we get:

(1/3) x (3x2) : (1/2) x (3x2)

2 : 3

From this we can determine the fractions of red and blue paint used in any total purple mix

fraction of blue paint = 2/(2+3) = 2/5 of purple mix

fraction of red paint = 3/(2+3) = 3/5 of purple mix

we are given that we want to make 2 1/2  (= 5/2) quarts of purple paint

hence

amount of blue paint

= fraction of blue paint in purple mix x total amount of purple paint

= (2/5) x (5/2) = 1 quart

amount of red paint

= fraction of redpaint in purple mix x total amount of purple paint

= (3 /5) x (5/2) = 3/2 quart = 1 1/2 quart

Step-by-step explanation:

4.5 liters of red paint

If one gallon of paint covers 25 sq. ft., how much paint is needed to cover 40 sq. ft.? i will mark brainliest

Answers

Answer:

1.6 gallons (so if you can only buy by the gallon, 2 gallons)

Step-by-step explanation:

You divide the total area by how much a gallon covers to get the number of gallons needed.

40/25=1.6

2 Gallons if you only can only buy a full gallon at a time or 1.6 for the exact amount. (40/25)

Cy has 42 baseball cards & 70 football cards that he wants to group into packages. Each package will have the same number of cards, and each package will have the same numbers of baseball cards and football cards. How many packages will Cy make if he uses all the cards?

Answers

Answer:

The answer is 14

Step-by-step explanation:

14

Answer:

Cy has 42 baseball cards and 70 football cards

he wants to group them into packages with each package having the same number of cards of both types

so we have to find the highest common factor for 42 and 70 so they can be divided into packages equally and each package having an equal number of cards

the factors for 42 and 70 are as follows

42 - 1,2,3,6,7,14,21,42

70 - 1,2,5,7,10,14,35,70

the highest factor common for both is 14

therefore Cy can make 14 packages

each package will have

42/14 = 3 baseball cards

70/14 = 5 football cards

so each package will have 3 baseball cards and 5 football cards

Cy can make 14 packages

Yannick bought a bicycle. He paid $194.25, including tax. If the sales tax rate is 5%, how much did Yannick pay for tax?

Answers

Answer:

$9.71 or $203.96

Step-by-step explanation:

5% of $194.25 is $9.71

if you wanted the overall cost that would be $203.96.

Answer:

$11.00 in sales tax

Explaination:

To find the sales tax from total bill, you would divide the total amount by "1 + the sales tax rate" (i.e., If the sales tax is 5%, divide the total amount by 1.05."

Soooo....

194.25 / 1.05 = 183.25**

** Now take that total and subtract it from the full total amount of 194.25.

194.25 - 183.25 = $11.00**

** This total is the amount of sales tax charged.**

sequence of transformation

Answers

Answer:A

Step-by-step explanation:I just did this and got 100.

answer: A
literally just did this

the dry cleaning fee for 3 pairs is 18$.what is the constant of proportionalitly?

Answers

Answer: $6 per pair

Step-by-step explanation:

Answer $6






$6 is the correct answer for this question. $6

What is the solution to the equation One-half x + 3 = two-thirds x + 1?

Answers

Answer:

x=12

Step-by-step explanation:

The answer is x=12 !!!!

A chemical plant takes 6 1/3 million gallons of water from a local river and puts
2 7/12 million gallons back into the river. How much water does not go back into the river?

SHOW WORK or i'll just take your answer off so someone else can answer -3-

Answers

the answer is 3 & 3/4

Pls help!!!!!! Need it

Answers

What is the question? how can I help?

please help me solve this question if i get this wrong i’ll have to go back and answer harder questions . i will give brainly

Answers

Answer: -28 squared is the answer

-28 square root. Hope this helps!

Madam C.J. Walker is the first African American self-made millionaire. She made her fortune by inventing and selling specialized hair products, including an innovative Edge Control product that sold for $0.45 each. Which algebraic expressions describe the total amount of money spent by consumers for any number of Edge Control products sold, e?

A.) (0.45)(e)

B.) 0.45÷e

C.) 0.45−e

D.) 0.45+e

E.) 0.45e

F.) (45)e


Help Me Fast, Please! And show step by step how to get the answers, please.

Answers

A and E, there is honestly no really steps to find this out, you just kind of think if it makes sense like you wont divide when you want to find out how many and how many is a key word to multiplication so look for multiplication like A and E.

Answer:

A and E, there is honestly no really steps to find this out, you just kind of think if it makes sense like you wont divide when you want to find out how many and how many is a key word to multiplication so look for multiplication like A and E.

Step-by-step explanation:

laurie will draw a scale model of the garden she wants to plant. Her scale will be 1cm = 2.5 ft. what will be the actual dimensions of laurie's? a. 1.6 ft by 3.4 ft b. 4 ft by 34 ft c. 8 ft by 34 ft d. 10 ft by 21.25 ft

Answers

Answer:

D

Step-by-step explanation:

Because i said.......

The answer would be D. 4 x 2.5 is 10, and 8.5 x 2.5 is 21.25. Remember that 1 cm is equal to 2.5 feet.

HELP!!!
While scuba diving, Rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. What expression can be used to find Rajeev’s new position?

12.6 – 8.7

–12.6 – 8.7

–12.6 – (–8.7)

12.6 – (–8.7)

Answers

While since Rajeev is already below the surface by 12.6 ft it’ll be negative (-12.6) and since he went down another 8.7 ft it’ll just be minus since he is still going under, so -12.6-8.7 will be your answer. :)

The required expression is 12.6 - (-8.7) can be used to find Rajeev’s new position.

What is the algebraic expression?

Algebraic expressions are mathematical statements with a minimum of two terms containing variables or numbers.

To find Rajeev's new position, we need to add the depths of his two descents.

Since the first descent was to a depth of 12.6 feet below the surface of the water, and the second descent was to a depth of 8.7 feet below the surface of the water, Rajeev's new position is 12.6 + 8.7 = 21.3 feet below the surface of the water.

Therefore, the expression we are looking for is 12.6 + 8.7 = 21.3. This is the same as the fourth option: 12.6 - (-8.7) = 21.3.

Learn more about the algebraic expression here :

brainly.com/question/21751419

#SPJ2

can someone tell me how to graph [tex]y-2x=6[/tex] ?

Answers

use desmos.com! you can graph anything on there
Used Desmos.com! Will will give you a graph when you put in the points! You’re welcome!

Write an addition expression to describe the situation. Then find the sum and explain its meaning.

A quarterback is sacked for a loss of 5 yards. On the next play, his team loses 15 yards. Then the team gains 12 yards on the third play.

Expression:

Sum:

Explain:

can someone answer the expression, sum and the explain part, please.

Answers

Answer:

5-15= -20    20+12 = 8 yards

Step-by-step explanation:

Expression: 5-15+12=8

Sum: 8 yards

Its 8 yards because they lose a total of 20 yards then gains 12 yards so you just have to subtract 20 and 8 = 12 yards

Expression: -5-15+12. Sum: -8. Explain: they lost 5 so it is negative 5 then they lost another 15 so it is negative 15 then they got 12 so positive 12

The average distance from the sun to the planet Mercury is about 58,000,000 km. The diameter of a human hair is about 0.0025 cm.

Part A) What is the distance from the sun to Mercury written in scientific notation?
Part B) What is the diameter of a human hair written in scientific notation?
Part C) In comparing the measurements in Parts (a) and (b), what else must be done before a comparison is made?

Answers

Answer:

Distance of Sun and Mercury = 58,000,000 km.

In Scientific notation, it would be: 5.8 × 10⁷ Km

Diameter of a human hair = 0.0025 cm

In scientific notation, it would be: 2.5 × 10⁻³ cm

Before Comparison, we need to bring  to  or vice-versa, so we can easily calculate then, here, we will go from cm to Km.

2.5 × 10⁻³ × 10⁻⁵ Km = 2.5 × 10⁻⁸

Now, we can compare the values,  

5.8 × 10⁷ Km > 2.5 × 10⁻⁸

[ reason. - power of smaller number is in negative, it means, it is denominator, which would be very small as compared to other ]

Answer:

58,000,000 km

Step-by-step explanation:

Use the Distributive Property to write the expression as an equivalent expression.

(When typing your answers, show that A= ______ and B= ______.)

A. 6(x + 4)



B. 2(5 - x)

Can anybody help me?

Answers

A= 6x + 24

B= 10 - 2x
6x+4




25-x
There you goo

Andrea deposited 138 dollars into her bank account. Which expression represents Andrea’s bank account? *
A. x + 138
B. x - 138
C. 138x
D. x ÷ 138

Answers

Answer:

A. x+138

Step-by-step explanation:

Deposit into her bank account is adding money to her bank account. So that means she's adding $138 to her bank. Which gives us the expression of x+138.

Please help me with this problem.

Answers

Down load the app Slader and you can find your work book on there

Answer:

A.

Step-by-step explanation:

Round 5.67 to the neartest tenth

Answers

5.67 round to the nearest tenth is 5.7
5.67 to the nearest tenth is 5.7

questions 1 and 2 pls

Answers

Answer:

The answer to the first question is "a"

And the answer to the second is I think "c"

Step-by-step explanation:

Simplify: a. (4c^4)^3 b. (2/3)^3 (no exponents)

Answers

Answer:

( 12 , − 5 )

⋅ ( 5 , 6 )

( − 5 , 8 ) ⋅ (  , 4 )

( 4 , 4 ) +( 4 , 4 )

(12,-5)

thought i would post this because the other answer makes it a bit more confusing than it has to be

∠A and \angle B∠B are complementary angles. If m\angle A=(2x+30)^{\circ}∠A=(2x+30)

and m\angle B=(6x-12)^{\circ}∠B=(6x−12)

, then find the measure of \angle A∠A..

Answers

Answer:

∠A = 48

Step-by-step explanation:

∠A + ∠B = 90   ( Complementary angles)

2x + 30 + 6x - 12 = 90

Combine like terms

2x + 6x +30 - 12 = 90

              8x  + 18 = 90   {subtract 18 form both sides}

                       8x = 90 - 18

                      8x = 72  {Divide both sides by 8}

                  8x/8 = 72/8

x = 9

∠A = 2x + 30

     = 2*9 + 30

     = 18 + 30

∠A = 48

answer please thanks​

Answers

Answer:

x = 15

Step-by-step explanation:

Given

3(x - 8) + 4 - 2x = - 5 ← distribute and simplify left side

3x - 24 + 4 - 2x = - 5

x - 20 = - 5 ( add 20 to both sides )

x = 15

Answer:

x = 15

Explicación paso a paso:

Dado

3 (x - 8) + 4 - 2x = - 5 ← distribuir y simplificar el lado izquierdo

3x - 24 + 4 - 2x = - 5

x - 20 = - 5 (suma 20 a ambos lados)

x = 15

please its past due, will give brainlist, pt. 2

Answers

7 when you simply you is 7
For the temperature one, it is y=7x+42 since it was already 42 degrees and is raising 7 degrees each time. The point-slope one is y-5=7(x+8) since point slope is y-y1=M(x-x1) it gives you the coordinate point and the slope so you just fill it in. For the graph all you need to do is go to -1 on the x axis and draw a line going up and down because that would keep it at -1 but still be a line.
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