2k + 5 — 7k = 8 + 3

I need someone to help me out with this one please.

Answers

Answer 1
2k + 5 - 7k = 8+3
-5k + 5 = 11
-5k = 6
k= -6/5
Answer 2

Answer:

-1.2

Step-by-step explanation:

2k+5-7k=8+3

2k-7k+5=11

-5k=11-5

-5k=6

-5k/5=6/5

k=-1.2


Related Questions

farmer has 120 bushels of wheat to sell at her roadside stand. She sells an average of 16
5
8 bushels each day. Represent the total change in the number of bushels she has for sale after 5 days.

Answers

Answer:

The total change in the number of bushels she has for sale after 5 days is 83.125 bushels

Step-by-step explanation:

The given parameters are;

The initial number pf bushels the farmer has = 120 bushels

The amount of bushels of wheat the farmer sells each day = 16⁵/₈ = 16.625

The number of bushels sold after 5 days = 16.625 × 5 = 83.125 bushels

The total change in the number of bushels she has for sale after 5 days = The number of bushels sold after 5 days

The total change in the number of bushels she has for sale after 5 days = 83.125 bushels.

What is the slip of the line that passes through (-7,6) and (5,9)

Answers

Answer:

Slope is 1/4

Step-by-step explanation:

Slope=Rise/Run=(y2-y1)/(x2-x1)=(9-6)/(5-(-7))=3/12=1/4

Which statement correctly describes this expression 2m3-11 A. Twice the cube of the number subtracted from 11 B.the difference of twice a number and 11 cubes

Answers

A number is :

[tex]m[/tex]

_________________________________

Cube of it equals :

[tex] {m}^{3} [/tex]

_________________________________

Twice the cube equals :

[tex]2 {m}^{3} [/tex]

_________________________________

Subtract it from 11 equals :

[tex]2 {m}^{3} - 11 [/tex]

Which is the expression we have.

_________________________________

So the correct answer is A.

And we're done.

Thanks for watching buddy good luck.

♥️♥️♥️♥️♥️

Write -0.89 as a fractions.

Answers

Answer:

It would be -89/100

That is the lowest form and can not be reduced

Answer:

- 89/100

Step-by-step explanation:

You can't simplify it, so it'd remain over 100 !

Ayah akan membuat sebuah kolam ikan hias. Kolam tersebut berbentuk lingkaran dengan panjang diameter 80 cm, luas tanah yang di perlukan untuk membuat kolam adalah??​

Answers

Answer:

[tex]A=5024\ cm^2[/tex]

Step-by-step explanation:

Father will make an ornamental fish pond. The pool is circular with a diameter of 80 cm, the area of ​​land needed to make a pool is ??

The diameter of a circular pool, d = 80 cm

It means that,

Radius, r = d/2

r = 40 cm

We need to find the area of the land needed to make a pool. The area of a circular path is given by :

[tex]A=\pi r^2[/tex]

Put the values in the above formula.

[tex]A=3.14\times (40)^2\\\\A=5024\ cm^2[/tex]

So, it will require [tex]5024\ cm^2[/tex] area of land to make a pool.

58z-8=56z+11
What’s z

Answers

Answer:

z=19/2

Step-by-step explanation:

please please help me with this question, this is the third time i’ve asked this question and no one has answered :(

Answers

Angle 3 is supplementary to the 95 degree angle, so 180 - 95 = 85.
Angle 3 = 85 degrees

Angle 2 is a vertical angle with Angle 3, so Angle 2 = Angle 3 —> 85=85
Angle 2 = 85 degrees

Angle 1 + 73 degrees is a vertical angle with 95 degrees, so Angle 1 + 73 = 95
Angle 1 = 95 - 73
Angle 1 = 22 degrees

ALSO

Angle 2 + 73 degrees + Angle 1 = 180 degrees
85 + 73 + Angle 1 = 180 degrees
158 + Angle 1 = 180 degrees
Angle 1 = 180-158
Angle 1 = 22 degrees

is the following relation a function?
Х Y
-1 -2
2 3
3 1
6 -2

0 Yes
O No​

Answers

Answer:

yes

Step-by-step explanation:

each x-value has only one y-value

1/5p=15

Pls solve in steps forgot how to do it lol

Answers

Answer:

(1/5)*p = 15 // - 15

(1/5)*p-15 = 0

1/5*p-15 = 0 // + 15

1/5*p = 15 // : 1/5

p = 15/1/5

p = 75

p = 75

Answer:

p=75 cause that's just it

Find the value of x. Round the length to the nearest tenth. ​

Answers

Answer:

9.230095943 or 9.2

Step-by-step explanation:

Trigonometry: sine, cosine, tang: Sohcahtoa

O: opposite(side from angle)

H: hypotenuse(side opposite from 90*)

A: Adgacent(side from angle)

Use scientific calculator: tang(40*) x 11 = 9.230095943

describe how the graphs of y=1/2x +7 is the same and different from the graph of y= 12x + 7

Answers

Answer:

the slope of the line for y=12x+7 is steeper compared to the other equation

they both have the same y-intercept of y=7

Step-by-step explanation:

i just plugged it into desmos and looked at the graph

hope this helps <3

A bird leaves its nest and travels 15 miles per hour downwind for x hours. On the return trip, the bird travels 3 miles per hour slower and has 2 miles left after x hours.

a. What is the distance of the entire trip?

miles

b. How long does the entire trip take?

_hours
_minutes and
_seconds

Answers

Answer:

A)

10 miles.

B)

0 hours, 40 minutes, and 0 seconds.  

Step-by-step explanation:

Remember that distance is given by the formula:

[tex]d=st[/tex]

Where d is the distance, s is the speed, and t is the time.

We know that the bird leaves its nest and travels 15 miles per hour for x hours. So, let's substitute 15 for s and x for t:

[tex]d=15x[/tex]

On the return trip, the bird travels 3 miles per hour slower and has 2 miles left after x hours.

Since this is the return trip, the distance d remains the same. We know that the bird travels 3 miles per hour slower, so it's speed is 15-3 or 12 miles per hour.

However, after x hours, it still has 2 miles left until reaching the destination. So, we will subtract 2 from d. This gives us the equation:

[tex]d-2=12x[/tex]

We can solve this using substitution. Since we already know that d is 15x. Substitute:

[tex]15x-2=12x[/tex]

Solve for x. Subtract 12x from both sides:

[tex]3x-2=0[/tex]

Add 2 to both sides:

[tex]3x=2[/tex]

Divide both sides by 3:

[tex]x=2/3[/tex]

Therefore, the bird traveled for a total of 2/3 hours or 40 minutes.

And the distance the bird traveled is:

[tex]d=15x[/tex]

Substitute 2/3 for x to get:

[tex]d=15(2/3)=30/3=10\text{ miles}[/tex]

And we're done!

Please help, please help. This is my final

Answers

Answer:

the answer is D

Step-by-step explanation:

their lengths are have a ratio of 1:2

1 being the smaller triangle and 2 being the bigger one.

Question is in the picture

You will get 15 points and I will mark you brainliest

I Need an answer asap

Answers

Answer:

2=24

12=144

Step-by-step explanation:

Answer:

2 is 24 and 12 is 144

Step-by-step explanation:

5x12 is 60, so you know its gonna be x's 12 from then on out

how to you find the simplest interest

Answers

Answer:

hahahahawe fiefu3j4ion31pigjp 34gn4j32ogfp34 ijg3 4g1i34onglm3go 314go34n1go31lg 34ogp13m4ogfp123g 34p1gfoi32jmfop23f 31ogi3j4go

Step-by-step explanation:

Simple Interest

Simple interest represents a fee you pay on a loan or income you earn on deposits.

When borrowing money: You must repay the amount you borrowed and make extra payments for interest, which represents the cost of borrowing.

When lending money: You typically set a rate and earn interest income in exchange for making your money available to other people.

When depositing money: Interest-bearing accounts such as savings accounts pay interest income because you are making money available to the bank to lend to others.

 

How to Calculate It

In the following example, the term "simple" means you're working with the simplest way of calculating interest. Once you understand how to calculate simple interest, you can move on to other calculations, such as annual percentage yield (APY), annual percentage rate (APR), and compound interest.

Hope this helps! <3

a3 + 27 what sign is the first binomial

Answers

Answer:

a3+27

a +BC

=a 30

30+a

=30ⁿ

Find the mean absolute deviation for the set -32,9,11,12
A.0
B.8
C.16
D.32

Answers

The answer of the question is A.0

whats the answer to this???

Answers

Measure angle EFG = 15 degrees
Measure angle GFH = 15 degrees

Please help me find the equivalent fractions!

Answers

Answer:

7/9 = 14/18

4/10 = 16/40

3/12 = 9/36

8/10 = 4/5

12/16  = 6/8

18/21 = 6/7

Step-by-step explanation:

Answer:

7/9 is equivalent to 14/18

4/10 is equivalent to 16/40

3/12 is equivalent to 2/8

8/10 is equivalent to 4/5

12/16 is equivalent to 6/8

18/21 is equivalent to 6/8

PLEASE HELP THIS IS OVER DUE.

Answers

Answer:

(-2,-4)

Step-by-step explanation:

Cant explain but its that one.

Marco has a collection of 437 bottles. Each month he buys 32 more bottles Write an algebraic expression to represent the number of bottles he has after n months

Answers

Answer:

x = 32n + 437............

What is a greater slope 3 or 8

Answers

Answer:

8

Step-by-step explanation:

it goes up steeper

Answer:

3

Step-by-step explanation:

Because on a graph it is wider and less vertically stretch

A triangle has a base of 10 inches and a height of 8 inches. What percent of the area of the triangle is within 4 inches of the base?

Answers

Answer:

40%

Step-by-step explanation:

Firstly

Area of triangle when base is 10 inches and height is 8 inches

= 1/2*b*h

= 1/2*10*8

=40square inch

Again when base =4 inches

= 1/2*4*8

= 16square inches

percent of the area of the triangle is within 4 inches of the base

= 16/40*100%

= 40%

A triangle has an 8-inch height and a 10-inch base. The percent of the area of the triangle is within 4 inches of the base exists 40%.

What is meant by the area of triangle?

Area of triangle = 1/2 (b h), where b is the base and h is the height, is the fundamental formula for calculating a triangle's area.

The type of the triangle and the known dimensions can affect other formulas that are used to calculate the area of a triangle.

Given: A triangle has an 8-inch height and a 10-inch base.

Let the equation be

Area of a triangle = (1/2) bh

substitute the values in the above equation, we get

= (1/2) × 8 × 10

= 40 square inches.

Once more with a 4 inch base

= 1/2 × 4 × 8

= 16 square inches.

Within 4 inches of the base, % of the triangle's surface area

= 16/40 × 100%

= 40%

Therefore, the percent of the area of the triangle is within 4 inches of the base exists 40%.

To learn more about area of triangle refer to:

brainly.com/question/17335144

#SPJ2

due in 30 mins help plz and thx

Answers

Answer:

1,854

Step-by-step explanation:

103 = width

18 = length

103*18

Answer:

1854 roses

Step-by-step explanation:

103 x 18  = 1854

g(x) = 2 log(x - 1)
what is the inverse

Answers

Answer:

[tex]g^{-1}(x)=1+10^{x/2}[/tex]

Step-by-step explanation:

Inverse Function

Let's call:

[tex]y=2 log(x-1)[/tex]

Divide by 2:

[tex]y/2=log(x-1)[/tex]

Assuming the base of the log is 10, apply exponential base 10:

[tex]10^{y/2}=x-1[/tex]

Solving for x:

[tex]x=1+10^{y/2}[/tex]

Swap variables:

[tex]y=1+10^{x/2}[/tex]

Calling this function the inverse:

[tex]\boxed{g^{-1}(x)=1+10^{x/2}}[/tex]

A half-marathon is 13.1 miles long. There is a water station every 1 1/3 miles along the race trail and at the finish line. How many water stations are needed for the half-marathon?
choices
15
13
10
11

Answers

Answer:

10 water stations are needed

Step-by-step explanation:

To get the number of water- station needed, we simply divide the total length of the half marathon by the distance where we can find a water station

mathematically,

that would be 13.1 divided by 1 1/3

= 13.1 divided by 4/3

= 13.1 * 3/4 = 9.825 which is approximately 10

What is the value of x?

Answers

Answer:

x=7

Step-by-step explanation:

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

The value of x is 7
X=7

I’ve tried but I don’t know what it is please help

Answers

Answer: x=11

Step-by-step explanation:

I got this by 126-49=77. Then I divided 77 by 7 and got 11.

In a school of 500 students, a random sample of 60
students are asked what their favorite subject is. The
results are in the table. Based on this sample, how
many students in the school would we predict have
math as a favorite subject?

Answers

it would be  2 people

what is the solution for the following system of equations ?
2x + y = 7
x - 2y = 6

Answers

Answer:

(4,-1)

Step-by-step explanation:

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