solve
pls need help
pls answer now

Solve Pls Need Helppls Answer Now

Answers

Answer 1

k/3 + 4 - 5k = -2k / · 3

k + 12 - 15k = -6k

k - 15k + 6k = -12

-8k = -12 / : (-8)

k = 12/8

k = 3/2 ← the end answer

Answer: A)


Related Questions

A motorcycle starts from rest . If its gain an acceleration of 2m/s^2 in 5 second , Calculate the final velocity.
✌✌✌✌​

Answers

initial velocity=u=0m/sAcceleration=a=2m/s^2Time=t=5sFinal velocity=v=?

Using first equation of kinematics

[tex]\\ \sf\longmapsto v=u+at[/tex]

[tex]\\ \sf\longmapsto v=0+2(5)[/tex]

[tex]\\ \sf\longmapsto v=10m/s[/tex]

Select the FALSE statement about the correlation coefficient (r).

a. The value of the correlation coefficient lies between-1 and 1.
b. The sign of the correlation coefficient tells us if the pair of variables is positively or negatively associated.
c. The correlation coefficient r = 0 shows that two variables are strongly correlated.
d. The correlation coefficient quantifies the strength of the linear relationship between two variables.

Answers

Answer:

C.

Step-by-step explanation:

Scatterplots with weak correlation coefficients are values near zero

The false statement about the correlation coefficient is r = 0 shows that two variables are strongly correlated.

What is Correlation?

A statistical metric known as correlation illustrates how closely two variables are connected and how they tend to move in tandem. When two variables are positively correlated, they move in the same direction, and when they are negatively correlated, they move in the opposite way. To determine the degree and direction of the association between two variables, a correlation coefficient is utilized.

A correlation coefficient of -1 indicates a perfect negative correlation, a correlation coefficient of 1 indicates a perfect positive correlation, and a correlation coefficient of 0 indicates no correlation between the two variables.

Given data ,

The FALSE statement is:

c. The correlation coefficient r = 0 shows that two variables are strongly correlated.

A correlation coefficient of 0 means that there is no linear relationship between the two variables. It does not indicate the strength of the relationship.

A value of r = 0 indicates that there is no association between the two variables, whereas a value of r = 1 or r = -1 indicates a perfect positive or negative association, respectively.

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17/3x + 17 - 2/3x - 15

Answers

This is the answer to your problem

42% of the people of the people are ahead of me and 56% of them are behind me how many people are in the line?​

Answers

Answer:

100%

Step-by-step explanation:

This question doesn't really make sense but technically it's 100%

Marty's plant measured 6.75 inches at the beginning of the summer. It measured 8.375 inches at the end of summer.
How much did Marty's plant grow over the summer?
(1.)15.125
(2.)1.625
(3.)0.625
(4.) I don't know.​

Answers

Answer:

1.625 inches

Step-by-step explanation:

i took the test on k12

Answer:

Marty's plant measured 6.75 inches at the beginning of the summer. It measured 8.375 inches at the end of summer.

How much did Marty's plant grow over the summer?

Step-by-step explanation:

The answer Is going to be 1.625

Solve for K
20-6 + 4K =2-2k

Answers

Answer:

K = -2

Step-by-step explanation:

20-6 + 4K =2-2k

=> 14 + 4k = 2 - 2k

=> 4k + 2k = 2 - 14

=> 6k = -12

[tex] = > k = \frac{ - 12}{6} [/tex]

=> K = -2 (Ans)

Xander and Carly have a total of $12,000 to invest. If Zander tripled his money and Carly doubled her money, then they would have $31,000 to invest. How much money do each of them currently have? SOLVE this in TWO ways. Visually without variables and using algebra.

Answers

Answer:

Zander starts with 7,000; Carly starts with 5,000

Step-by-step explanation:

1 - Visually solving

Looking at the final value (31,000) one could interpret the sums of the numbers tripled and doubled respectively would need to equate to 31,000.

Taking off the additional zeros could also prove beneficial. To get 31, one of the numbers tripled or doubled would need to either be 11 or 21. 11 is a prime number, so that can be cancelled out. 7 multiplied by 3 (triple) produces 21.

12 - 7 = 5. Solving for the leftover 5 which would be doubled, you would get 10.

10 + 21 = 31.

2 - Algebra

x - Zander; y - Carly

To begin with you should need the initial formula.

x + y = 12,000

Your second formula would then take into consideration the changes made to x and y

3x + 2y = 31,000.

Using process of elimination or substitution, (either method works), you will find x = 7,000 and y = 5,000

Answer and explantion please?​

Answers

Answer:

x=76° (being alternate angle)

Answer:

x=76° (Alternate angle)

The range of which function is (2.oo)?
y = 2x
y = 2(5x)
y=5X +2
y = 5x + 2

Answers

Answer: [tex]y = 5^x+2[/tex]

The 2 is not in the exponent.

=====================================================

Explanation:

As x gets smaller and smaller, going off into the negative direction forever, the expression [tex]5^x[/tex] will approach 0. This is because we're computing stuff like 5^(-1) = 1/5 = 0.2 and 5^(-2) = 1/25 = 0.04 and so on. The decimal values are approaching 0 but never actually arrive there. The range of [tex]y = 5^x[/tex] is [tex](0,\infty)[/tex]

Adding on the 2 at the end will shift everything up so that the range is now [tex](2,\infty)[/tex]. Refer to the graph below.

The parenthesis in interval notation mean we do not include that endpoint as part of the set. Saying something like [tex](2,\infty)[/tex] is the same as saying [tex]2 < y <\infty[/tex] when talking about the range.

Henry is planning a trip to Mexico. He figures his expenses for his trip will be around 25,000 pesos. He has $1000 US dollars saved. Does he have enough money for his trip? (One US dollar = 20.26 Mexican pesos).

Answers

Answer:

of course he doesn't....or Maybe he does let's go ask Henry

Whats the answer to it i can't figure it out

Answers

Answer:

-0.1

...............................

Answer:

-0.1

Step-by-step explanation:

-1/7 = -0.142857

-0.1 = -0.10

-0.1 > -1/7

supposed f(x) = 2x+5 what is the value of -2f(x+1)? PLEASE THIS IS THE LAST QUESTION ILL GIVE A BRAINLIEST

Answers

Answer:

-4x+1-10

Step-by-step explanation:

-2(2x+5)=0

-4x-10=0

-4x+1-10=0

-4x-9=0

-4x=9

x=9/-4

x=-2,25

please inform if wrong

Answer: -2f(x + 1) = -4x - 14

Explanation
f(x) = 2x + 5
f(x + 1) = 2x + 7
-2f(x + 1) = -2(2x + 7)
= -4x - 14

HELP
Describe how to determine the average rate of change between x = 4 and x = 6 for the function f(x) = 2x3 + 4. Include the average rate of change in your answer.

Answers

Answer:

152

Step-by-step explanation:

avrg rate of change is basically a slope.

[tex] \frac{y2 - y1}{x2 - x1} [/tex]

All step by step answer is in picture below.

Plzzz helppppp!!!!!!!!! 20+PTS and brainliest!!!!!!!!!!

Is the graph in the picture a function or not a function?
Please explain.

Answers

Answer:

THis is a function.

Step-by-step explanation:

If you draw a straight line vertically, it won't intersect more than one point of the line. This is called the vertical line test, and if the line you drew passes the line on the graph more than once, its not a function.

Yw, brainliest, and don't plagiarize, they'll catch you.

it’s a function because it doesn’t go over the vertical line test

if 3 oranges cost 2 kobo. what is the cost of 54 oranges​

Answers

Answer:

36kobos would be the cost of 54 oranges

This figure on the left was reflected, or flipped, over a line of reflection to create the figure on the right. Determine the location of the line of reflection.

Answers

Answer:

Step-by-step explanation:

Somewhere along the blue line

Carlos has two summer jobs. During the week he works in the grocery store, and on
the weekend he works at a nursery. He gets paid $16 per hour to work at the grocery
store and $17 per hour to work at the nursery. How much does he earn if he works 15
hours at the grocery store and 16 hours at the nursery? How much does he earn if he
works g hours at the grocery store and n hours at the nursery?

Answers

Answer:

$512

16g+17n= m

Step-by-step explanation:

Multiply 16 and 15 to represent the amount of money from working in the grocery store and 17 and 16 to represent the money from the nusery home. Add them to get 512.

Based on your answer to the last question, which of the following prices of trade (that is, price of cheese in terms of beer) would allow both Sweden and Greece to gain from trade? Check all that apply.

Answers

What are the options?

1 Which could be a reason viruses are considered nonliving things?


Viruses come from cells.

Viruses produce cells.

Viruses are made of DNA and proteins, but not cells.

Viruses can contain one or multiple cells.

Answers

Answer:

viruses can contain one or multiple cells

Answer:

This is science I believe but its D. Viruses can contain one or multiple cells.

Step-by-step explanation:

Could use help on this math problem ​

Answers

Answer:

78

90

86

96

09

Step-by-step explanation:

80

90

90

OK LA sir I will complete my work as soon as possible LA thank you la madam My name is now signing off

what is the solution to the equation below when solved for t
D=r/t

Answers

Answer:

t = r/D.

Step-by-step explanation:

[tex]\frac{r}{t} =D[/tex]

[tex]r = t * D[/tex]

[tex]t = \frac{r}{D}[/tex]

Hope this helps!

If your car gets 34 miles per gallon, how much does it cost to drive 320 miles when gasoline costs $3.40 per gallon?
The cost is $
(Simplify your answer. Round to the nearest cent as needed.)

Answers

Answer:

$31.96

Step-by-step explanation:

To find how many gallons you need, divide 320 by 34.

[tex]\frac{320}{34} =9.4 (rounded-to-the-nearest-cent)[/tex]

So now that we know we need 9.4 gallons, we multiply 9.4 times the price per gallon ($3.40)

9.4 x $3.40 = $31.96

Eric spends $30 to buy the
ingredients for 5 batches of trail mix. Find
the cost of the ingredients Eric needs for
one batch. How much would Eric need
for 2 batches

Answers

Answer:

Below

Step-by-step explanation:

$30 to buy the ingredients for 5 batches of trail mix.

If we’re trying to find the cost of one batch of trail mix, divide 30 by 5 which equals 6

He will need $12 for 2 batches

HELP PLS ILL GIVE BRAINLIEDY

NO LINKS






Answers

Answer:

70

81

95

A: 46%

Step-by-step explanation:

29+41=70

135-54=81

205-110=95

A: 95 out of 205.

Divide 95 by 205.

[tex]\frac{19}{41}[/tex] or 0.46341...

Switch to % and Round.

46%

I actually have no idea what b and c mean so good luck

Answer:70

81

95

Step-by-step explanation:

you subtract or add everything together to get an answer ex:29+41 thats how you get an answer of 70

Calculate the distance between the points J = (- 2, - 1) and A = (3, - 7) in the coordinate plane Round your answer to the nearest hundredth

Answers

Answer:

The distance between the points is 7.81 (to the nearest hundreth)

Step-by-step explanation:

The distance formula between two points in the coordinate plane is:

[tex]d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]

Put,

[tex]J(x_1,y_1)=(-2,-1)\\A(x_2,y_2)=(3,-7)[/tex]

Hence,

[tex]d=\sqrt{(3-(-2))^2+(-7-(-1))^2} \\d=\sqrt{(3+2)^2+(-7+1)^2} \\d=\sqrt{5^2+(-6)^2} \\d=\sqrt{25+36} \\d=\sqrt{61} \\d=7.810[/tex]

If 265 students are expected at the prom this year, estimate the maximum dance floor space needed?

Answers

How much floor space is needed for a single person dancing?

Simplify the polynomial, then evaluate for x = 1 and y = - 2.
2x2 y + 3xy2 – 3xy + 4x2 y + y2 – 5xy2
6x²y – xy2 – 3xy; - 14
6x2 y - 2xy2 – 3xy + y2; – 2
6xy - xy2 – 3xy;
- 10
6xy - 2xy2 – 3xy + y2; - 10

Answers

Answer:

Step-by-step explanation:

6(1)(-2) -2(1)(-2)^2 - 3(1)(-2) +(-2)^2

-12 -8 +6 +4

=-10

-10 is the value of the given polynomial.

What is Polynomial?

A polynomial is a mathematical equation that solely uses the operations addition, subtraction, multiplication, and non-negative integer exponentiation of variables. Variables are sometimes known as indeterminate in mathematics. Majorly used polynomials are binomial and trinomial.

First, we can simplify the polynomial by combining like terms:

[tex]2x^2y + 4x^2y + 3xy^2 - 5xy^2 - 3xy + y^2\\= (2x^2y + 4x^2y) + (3xy^2 - 5xy^2) + (-3xy + y^2)\\= 6x^2y - 2xy^2 - 3xy + y^2[/tex]

Now, to evaluate for x = 1 and y = -2, we substitute those values into the simplified expression:

[tex]6(1)^2(-2) - 2(1)(-2)^2 - 3(1)(-2) + (-2)^2\\= 6(-2) - 2(4) + 6 + 4\\= -12 - 8 + 6 + 4\\= -10[/tex]

Therefore, the value of the polynomial for x = 1 and y = -2 is -10.

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What is the base and exponent of x^5

Answers

Answer:

The base is x and the exponent is 5.

Step-by-step explanation:

Hi there!

[tex]x^5[/tex]

The base is x and the exponent is 5.

x is raised to the exponent of 5.

I hope this helps!

once simplified, which of the expressions below have a value greater than -20?

Answers

Answer:

A, B, and C

Step-by-step explanation:

a). -6 ÷ 2 x 5 1/3

= -3 x 5 1/3

= -16

b). 24 ÷ (-3) + 1/2

= -8 + 1/2

= -7.5

c). 36 ÷ 4 x (-2)

= 9 x -2

= -18

d). -54 ÷ (-9) x (-3 2/3)

6 x -3 2/3

= -22

If a metallic cylinder having volume 1540 cm^3 is melted to form cylinder having height 10 cm what is radius of cylinder​

Answers

Answer:

radius is 7 cm

Step-by-step explanation:

formular for volume:

[tex]V = \pi {r}^{2} h [/tex]

r is radius

h is height

[tex]1540 = 3.14 \times {r}^{2} \times 10 \\ {r}^{2} = 49.0 \\ r = 7 \: cm[/tex]

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