Simplify: -(-m-8n)
Please solve

Answers

Answer 1

Answer:

m+8n

Step-by-step explanation:

-(-m-8n)

When there is a - in front of an expression in parentheses, change the sign of each term in the expression

m + 8n

Answer 2

Answer:

m + 8n

Step-by-step Explanation

[tex] -(-m-8n) \\ = - \times ( - m) - \times (- 8n) \\ = m + 8n[/tex]


Related Questions

The equation A = 125 gives the amount, in grams, of a radioactive substance
remaining after t years. What is the half-life of this substance?

Answers

Answer:

y=125a+1

Step-by-step explanation:


Given h(x) = x24, find h(-8)

Answers

Answer:

-192

Step-by-step explanation:

replace the x with -8 and multiply

1. There are 4 boys for every 5 girls in the sixth grade.
2. Twelve apples are sold at the farmers' market for every 15 pears.

Are these ratios equivalent? Explain why or why not.

Answers

Answer:

yes

Step-by-step explanation:

if we reduce 4:15 by 3 we get the ratio 4:5, which is equal to the first ratio. Can i get brainliest?!

what is 60/2000
helphelphelphelphelp

Answers

Answer:

0.03

Step-by-step explanation:

please give me brainliest! :) :) :)

Answer:

The answer is 0.03

Step-by-step explanation:

the cubed of 7 plzz tell meeeeee​

Answers

[tex] {7}^{3} \\ 7 \times 7 \times 7 \\ 49 \times 7 \\ 343[/tex]

343 is the cubed of 7

4 2/7 by dived 15/16

Answers

Answer:

4 4/7

Step-by-step explanation:

Answer:

the answer would be 32/7

Hi I need help answer is 2/4 or 4/2 ???

Answers

Answer:

1/2

Step-by-step explanation:

write as a decimal 23/9

Answers

Answer:

2.555555555555.....

(the 5 is repeating)

Step-by-step explanation:

This is the answer because:

1) To convert the fraction to a decimal, you have to divide the numerator by the denominator.

2) Therefore, 23/9 is 2.5 (the 5 is repeating)

Hope this helps!

Find 2x - 3y - z if x = -2, y = 3, and z = -2

Answers

Answer:

-11

Step-by-step explanation:

2(-2) - 3(3) - (-2)

4 - 9 (double negative cancels out) + 2

= -13 + 2 = 11

2(x-3)+7=13

What is the answer PLEASE HELP

Answers

Are you solving for x? If you are it’s x=6

Answer: 6

Step-by-step explanation:

2(x-3)+7=13

simplify both sides of the equation

(2)(x) + (2)(-3) + 7 = 13 (distribute)

2x + -6 + 7 = 13

(2x) + (-6+7) = 13 (combine like terms)

2x + 1 = 13

subtract 1 from both sides

2x + 1 - 1 = 13 - 1

2x = 12

Divide both sides by two

2x/2 = 12/2

x = 6

The length of Amy's rectangular kitchen is 12 feet. If the area of the room is at least 96 square feet, what is the smallest width the room could have?

Answers

The answer should be 8

The required width of Amy's kitchen would be 8 ft.

Given that,
The measurement of Amy's rectangular kitchen is 12 feet. If the area of the room is at least 96 square feet, To determine the least width the room could have.

What is a rectangle?

The rectangle is a four-sided geometric object with equal-length opposites and 90° angles on each side.


Here,
let the width be x,
according to the question,
area of the kitchen = 96
length × width = 96
12 × x = 96
x = 96 / 12
x = 8

Thus, the required width of Amy's kitchen would be 8 ft.

Learn more about rectangles here:

brainly.com/question/15019502

#SPJ2


Maritza remembers her PIN because it is between 1,000 and 1,500 and it is the product of two consecutive prime numbers. What is her PIN

Answers

Answer:

The PIN is 1147

Step-by-step explanation:

Prime numbers

These are integer numbers that only divide exactly by themselves and by 1. To find the first possible prime number between 1,000 and 1,500, calculate the square root of 1,000.

[tex]\sqrt{1000}\approx 31.6[/tex]

Thus, the first prime to consider is 31. Write the consecutive primes from 31:

31 , 37 , 41 , 43

We can see the only two consecutive primes whose product lies in the given interval are 31 and 37. Thus, the PIN is 31*37=1147

Krystal won 54 pieces of gum playing
hoops at her school's game night. Later,
she gave two to each of her friends. She
only has 6 remaining. How many friends
does she have?

Please answer!

Answers

Answer:

she has 48 friends

Step-by-step explanation:

54-_= 6

Answer:

24

Step 1: Subtract.

Subtract 6 from 54, since she has 6 remaining.

Step 2: Divide by 2.

54 - 6 = 48.

Now divide by 2 to get the answer. You get 24.

The answer is 24. Hope it helps!

A population of sea turtles is growing at a rate of 3% on North Carolina's coast due to great protection
programs on the beaches. If there are currently 3,000 sea turtles, how many years will it take for the
population to double?

Answers

Answer:

23.4 years

Step-by-step explanation:

The exponential growth model is

A = P(1 + r)^5t, where r is the annual growth rate as a decimal fraction.

If the original number (P) is to double, then this model becomes

2P = P(1 + 0.03)^t, or 2 = 1.03^t.  Solve this for t by taking the log of both sides:

log 2 = t*log 1.03, or

     0.30103

t = --------------- = 23.4 years

     0.01284

how do you write this in number form two million, eight hundred ninety-three thousand, nine hundred sixteen

Answers

Answer:

2,893,916

Step-by-step explanation:

two million eight hundred ninety three thousand nine hundred sixteen - - -2, 893, 916

hope that helps and let me know if you have any more questions :)

7k – 7(2 – 6k) = -8k – 14

Answers

Answer:

k = 0

Step-by-step explanation:

Step 1:

7k - 7 ( 2 - 6k ) = - 8k - 14   Equation

Step 2:

7k - 14 + 42k = - 8k - 14   Multiply

Step 3:

- 14 + 49k = - 8k - 14   Add

Step 4:

- 14 + 57k = - 14     Add 8k on both sides

Step 5:

57k = 0   Add 14 on both sides

Answer:

k = 0

Hope This Helps :)

!!15 POINTS!!What is the domain of the function in this table?

Answers

A. {-3, -1, 1, 3} i took the test and got it right

Which equation is correctly rewritten to solve for x?

Answers

Answer:

Option (A)

Step-by-step explanation:

Te given equation is,

-qx + p = r

Toe find the value of x,

By subtracting  p from both the sides of the equation.

-qx + p - q = r - q

-qx = r - q

By dividing the whole equation by (-q),

[tex]\frac{-qx}{(-q)}=\frac{r-p}{-q}[/tex]

x = [tex]-\frac{r-p}{q}[/tex]

x = [tex]\frac{p-r}{q}[/tex]

Therefore, Option (A) will be the answer.

Answer:

answer aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Step-by-step explanation:

Is this a function?

X | Y
-3| 19
5 | 19
19| 0
0 | 3​

Answers

No because 19 is repeat it twice and also there is no pattern

Solve each proportion
B/5=8/16

Answers

Answer:

5/2

Step-by-step explanation:

B/5=8/16

by cross multiplying u will get,

B×16=5×8

16B=40

B=40/16

B=5/2

Answer:

b/5=1/2......b=5/2

Step-by-step explanation:

At a carnival , 7 out of 10 people order a hot dog. If there is 90 people at the carnival, how many of them did
NOT order a hotdog?

Answers

Answer:

27 people

Step-by-step explanation:

Out of 10 people, 7 people ordered a hot dog.

Multiply both sides by 9:

Out of 90 people, [tex]7\times9[/tex] people ordered a hot dog.

Thus, 63 people ordered a hot dog.

Number of people who did not order a hot dog: [tex]90-63=27[/tex]

-5p -7p= -6p- 6p help pleasseeeee

Answers

Answer:

-12p=-12p which if you divide becomes p=p

Step-by-step explanation:

Answer:

p=0

Step-by-step explanation:

move all of the variables to one side:

-5p-7p+6p+6p = 0

0p=0

p=0

Please Help....................

Answers

Answer:C

Step-by-step explanation:

Charlie ate 2 hot dogs per minute in an eating contest. How long did it take Charlie to eat 58 hot dogs?

Answers

Answer:

116

Step-by-step explanation:

He at 2 per minute so multiply 58×2 and you get 166 he ate 116 hotdogs

Answer: it took him ~29 minutes if he stayed eating them at a consistent rate

If the solution to an equation is x = -3, what could the original equation be?

Answers

Answer: on edge c. X + 8=5

Step-by-step explanation:

if A( 1,8) B(2,6) and C(4,2) are three points, show that AC=3AB​

Answers

Answer:

see explanation

Step-by-step explanation:

Calculate AC and AB using the distance formula

d = [tex]\sqrt{(x_{2}-x_{1})^2+(y_{2}-y_{1})^2 }[/tex]

with (x₁, y₁ ) = A(1,8) and (x₂, y₂ ) = C(4,2)

AC = [tex]\sqrt{(4-1)^2+(2-8)^2}[/tex]

      = [tex]\sqrt{3^2+(-6)^2}[/tex]

       = [tex]\sqrt{9+36}[/tex]

       = [tex]\sqrt{45}[/tex] = [tex]\sqrt{9(5)}[/tex] = 3[tex]\sqrt{5}[/tex]

Repeat with

(x₁, y₁ ) = A(1, 8) and (x₂, y₂ ) = B(2, 6)

AB = [tex]\sqrt{(2-1)^2+(6-8)^2}[/tex]

      = [tex]\sqrt{1^2+(-2)^2}[/tex]

       = [tex]\sqrt{1+4}[/tex]

       = [tex]\sqrt{5}[/tex]

So AB = [tex]\sqrt{5}[/tex] and AC = 3[tex]\sqrt{5}[/tex]

Thus

AC = 3AB

Answer:

Proven below

Step-by-step explanation:

Distance Between Points in the Plane

Given two points A(x,y) and B(w,z), the distance between them is:

[tex]d=\sqrt{(w-x)^2+(z-y)^2}[/tex]

Let's calculate the distance AC, where A(1,8) and C(4,2):

[tex]d_{AC}=\sqrt{(4-1)^2+(2-8)^2}[/tex]

[tex]d_{AC}=\sqrt{3^2+(-6)^2}[/tex]

[tex]d_{AC}=\sqrt{9+36}=\sqrt{45}[/tex]

Since 45=9*5:

[tex]d_{AC}=\sqrt{9*5}=3\sqrt{5}[/tex]

Calculate the distance AB, where A(1,8) and B(2,6)

[tex]d_{AB}=\sqrt{(2-1)^2+(6-8)^2}[/tex]

[tex]d_{AB}=\sqrt{1^2+(-2)^2}[/tex]

[tex]d_{AB}=\sqrt{1+4}=\sqrt{5}[/tex]

It follows that:

[tex]d_{AC}=3d_{AB}[/tex]

9/29/2020
Please Help Me Out! I am back with a handful of geometry questions. I would like you to answer this question and explain or show all of your work.
I will mark Brainlest for an accurate answer!
If the image is to blurry try clicking on it. If it is still to blurry, let me know in the comments. If you have any other questions about the problem, let me know.
Please only answer of you have a "real" answer and not a comment. Save your comments for the comment box!
God Bless. Max Larson

Answers

Answer:

Corresponding angles: <4 and < 8

Alternate Exterior Angles: <3 and <5

Same-side Interior Angles: <1 and <8

Step-by-step explanation:

Corresponding angles are angles on the same side of a line.

A store uses the expression –2p + 50 to model the number of backpacks it sells per day, where the price, p, can be anywhere from $9 to $15. Which price gives the store the maximum amount of revenue, and what is the maximum revenue?

A. $9.00 per backpack gives the maximum revenue; the maximum revenue is $32.00.
B. $12.00 per backpack gives the maximum revenue; the maximum revenue is $312.00.
C. $12.50 per backpack gives the maximum revenue; the maximum revenue is $312.50.

Answers

Your question is  store uses the expression –2p + 50 to model the number of backpacks it sells per day, where the price, p, can be anywhere from $9 to $15. Which price gives the store the maximum amount of revenue, and what is the maximum revenue?

The answer is C. $12.50 per backpack gives the maximum revenue; the maximum revenue is $312.50.

Answer:

I think the answer is

C. $12.50 per backpack gives the maximum revenue; the maximum revenue is $312.50.

9:45 on Tuesday Questions
Please Help Me Out! I am back with a handful of geometry questions. I would like you to answer this question and explain or show all of your work.
I will mark Brainlest for an accurate answer!
If the image is to blurry try clicking on it. If it is still to blurry, let me know in the comments. If you have any other questions about the problem, let me know.
Please only answer of you have a "real" answer and not a comment. Save your comments for the comment box!
If you would like to help me out some more, go check out my profile and answer the questions that have 9:45 on Tuesday Questions on them.
God Bless.

Answers

Answer:

95°85°

Step-by-step explanation:

Given angles are consecutive interior angles which sum up to 180°

9x + 14 + 8x + 13 = 18017x = 180 - 2717x = 153x = 153/17x = 9

Angles

9x + 14 = 9*9 + 14 = 81 + 14 = 95°8x + 13 = 85°

-2x +5y= -15
5x +2y= -6
How could you solve this system using elimination? Check all that apply.

Multiply the first equation by 2 and the second equation by 5, then add.
Multiply the first equation by 5 and the second equation by 2, then add.
Multiply the first equation by 2 and the second equation by 5, then subtract.
Multiply the first equation by 5 and the second equation by 2, then subtract.

Answers

Answer:

look down below

Step-by-step explanation:

your welcome have a nice day!

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