Which shows the best use of the associative and commutative properties to make simplifying -1/3-10+7+2/3+5 easier

Answers

Answer 1

Answer:

9

Step-by-step explanation:


Related Questions

Sour dill sold 5,354,973,593 pickles last year. This year the company sold 2,624,525,077 pickles. What number sentence best repersent how to find the total estimate of pickle sold both year

Answers

Answer:

5,354,937,593 + 2,624,525,077 = 7,979,462,670

Step-by-step explanation:

Just add them both.

Hope this helped, have a good day

g(x)=x+2 graph the parent function

Answers

Answer:

Step-by-step explanation:

what amount that is greater than one is represented by a percent that is what 100%.

Answers

Answer:

Step-by-step explanation:

A percent greater than 100% represents a comparison between one value that is greater than another value, with the second value being the base, represented by 100%. In situations like rainfall and revenue, these kinds of comparisons are common.

Which value is the slope in the equation:
y= 4x + 2

Answers

Answer:

it's 4 ^_________^ ig my answer needs to be longer

Will runs a business that employs 105 staff.
Each member of staff works 35 hours a week and gets an hourly wage of £7.60
The staff have complained that they are not being paid enough and have asked
for a 10% pay rise.
How much will the proposed pay rise cost Will on a weekly basis?
£

Answers

Each employee makes 35 x 7.60 = 266 per week.

105 employees x 266 = 27,930 per week total pay.

27930 x 10 % = 27930 x 0.10 = 2,793 more per week.

The sales tax rate Atlanta's hometown is 7%. If she buys 3 lamps for 23.50 each and a sofa for $770, how much sales tax does she owe?​

Answers

Answer:

35

Step-by-step explanation:

for m(x)=-2x+7, find the value of x for which m(x)=13

Answers

Answer:

x = -3

Step-by-step explanation:

m(x) = -2x + 7

13  = -2x + 7

6 = -2x

x = -3

The answer is x= -3




The explanation if you need it is since m(x)=13 we get the equation 13=-2x+7. Then we use the equation to find x.


13= -2x+7
-7 -7
6= -2x
— —
-2 -2

-3=x

You then want to check your answer by substituting -3 for x

13= -2(-3) +7
13= 6+7
13=13
If your answers match then your answer is correct

look at the pic below
answer quick please I need this asap
i will mark thx, star you & mark brainliest

Answers

Answer:

2 and 1 because look at the question

What is the value of X?

Answers

Answer:

the answer to x is 111

Step-by-step explanation:

A+B=X

Since its extended you add the two legs together

Hope this helps!

Answer:

111 degrees

Step-by-step explanation:

Angles in a triangle add up to 180 degrees, so we do 180-36-75 to find out the missing angle (=69). Then, angles on a straight line add up to 180 degrees too, so we do 180-69=111 degrees. :)

The relationship between altitude and the boiling point of a liquid is linear. At an altitude of 8500 ​ft, the liquid boils at 199.55 F. At an altitude of 4300 ​ft, the liquid boils at 206.69 F. Write an equation giving the boiling point b of the​ liquid, in degrees​ Fahrenheit, in terms of altitude​ a, in feet. What is the boiling point of the liquid at ​ft?

Answers

Answer:b = -0.0013a + 211

Step-by-step explanation:

Since the relationship is linear, we can use a linear equation. The formula in slope-intercept form is .

As the question specifies to use a for altitude and b for boiling point, change the variables equation to

b is the boiling point.

m is the slope.

a is the altitude.

c is the y-intercept.

To find the slope, we can use the equation  except x is a and y is b.

The sets of information given are:

8500 ​ft, the liquid boils at 199.95°  (This can be info set 1)

4300 ​ft, the liquid boils at 205.41°  (This can be info set 2)

Substitute the info sets into the equation. The subscripts mean which info set to get the numbers from.

m = -0.0013

Find the y-intercept by substituting m = -0.0013 and a random info set. I will use info set 1. Isolate c, the only variable.

b = ma + c

199.95 = (-0.0013)(8500) + c  <= Simplify

199.95 = -11.05 + c

199.95 + 11.05 = -11.05 + 11.05 + c  <=add 11.05 on both sides to isolate c

c = 211  <= y-intercept

Put the y-intercept and slope into the equation of a line:

b = ma + c

b = -0.0013a + 211 <= This is the equation for the problem.

9. If f(x) = 5x-4 and f(2a) =156 , then what is the value of a?

Answers

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

[tex]f(x) = 5x - 4[/tex]

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

[tex]f(2a) = 5(2a) - 4[/tex]

[tex]f(2a) = 10a - 4[/tex]

[tex]156 = 10a - 4[/tex]

[tex]10a - 4 = 156[/tex]

Add sides 4

[tex]10a - 4 + 4 = 156 + 4[/tex]

[tex]10a = 160[/tex]

Divide sides by 10

[tex] \frac{10a}{10} = \frac{160}{10} \\ [/tex]

[tex]a = 16[/tex]

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

So, who is ready for the weekend?

Answers

Answer:

pls follow me now now I help

Meee no online tmr for meee

what dose –2 + 3 equal

Answers

Answer:

-2 + 3 = 1

Step-by-step explanation:

Brainliest? uwu

What's 1.625 rounded to the nearest hundreth

Answers

1.63 is the answer. :))))))

Answer:

1.63

Step-by-step explanation:

hope this helps :3

if it did pls mark brainliest

Shelila had $4.75 to buy pencils for an art class and each pencil costs 89c. How much pencils will she have?

Answers

Answer:

5 pencils

Step-by-step explanation:

4.75 / 0.89 = 5.33

Since you can't buy 1/3 of a pencil, Shelila can only buy up to 5 pencils

If Nike is having a 30% off sale, and you want a pair of Jordan's that originally cost $100, what is the sale price?​

Answers

Answer:

70 or 80

Step-by-step explanation:

The answer is the Jordan’s would cost $70

Need helpp Hurry to get brainliest!!

Answers

Answer:

x =30

Step-by-step explanation:

4x + 40 = 6x-20 (set them equals)

40= 6x-  20-4x

40+20=2x

2x=60

divide by 2

x=30

Answer:

the answer is x=7

Step-by-step explanation:

what is the value of x

Answers

Answer:

x=55⁰

Step-by-step explanation:

the line js supplementary so 180-125= 55

pls vote brainliest

We are two numbers
Our median is 3
Our minimum is 2, What numbers are we?

Answers

Answer:

2,4

Step-by-step explanation:

median=3

minimum is 2

first no. is 2

second no. is 4

2,4 lol hahaha your welcome I’m sure I’m right but Yee

Bacteria doubles every 10 minutes. If you start with 2 bacteria in a petri dish, how many bacteria will there be after 40 minutes?

Answers

Answer: I think the answer is 32 bacteria after 40 minutes.

Step-by-step explanation:

I think that's right because the bacteria that have previously multiplied will also be multiplying. 2 becomes 4, 4 becomes 8, etc. until you've reached 40 minutes. (I'm honestly unsure, but I think this is right?) I hope this helped!

Will give BRAINLIEST ANSWER!!! Distribute (Multiplication)
1. 2(3a-b+2)
2. -3(-a+b-3)


3. -2(x+4) = -10
4. -(x-4) = -5

Answers

1. 6a-2b+4
2. 3a-3b+9
3. -2x-8=-10
-2x=-2
X=1
4. -x+4=5
-x=1
X=-1

Answer:

1. 6a-2b+4

2. 3a-3b+9

3. x=1

4. x=9

2(x+y) = 5
How would I solve for x ?

Answers

After you reach 2x=5-2y you take the 2 and put it on the other side by division so you can end up with only x on the left side so in the end it would be x=(5-2y)\2

The school will not announce a snow day unless there is at least 10 inches of snow on the ground. If it has already snowed 1.5 inches, how much more must it snow before school is canceled?

Answers

Answer:

8.5 inches

Step-by-step explanation:

10 - 1.5 = 8.5

What is the value of this expression 49.88 − 38.491

Answers

11.389
In problems like this just add 0 to the end of the problem missing a digit
11.398



If there is missing space there is a invisible 0! Line up the numbers and do normal subtraction! Always bring down the Period!!!!!

What is the correct answer for both? ​

Answers

Answer:

14)   C (-2, 4)

15)   D (-3, -3)

Step-by-step explanation:

-6x + 4y = 28

6x + 9y = 24

-6x + 4y = 28

4y = 28 + 6x

y = 7 + 1.5x

6x + 9y = 24

6x + 9(7 + 1.5x) = 24

6x + 63 + 13.5x = 24

19.5x + 63 = 24

19.5x = -39

x = -2

-6x + 4y = 28

-6(-2) + 4y = 28

12 + 4y = 28

4y = 16

y = 4

____________

4x - 4y = 0

-4x + 3y = 3

4x - 4y = 0

4x = 4y

x = y

-4x + 3y = 3

-4(y) + 3y = 3

-4y + 3y = 3

-1y = 3

y = -3

4x - 4y = 0

4x - 4(-3) = 0

4x + 12 = 0

4x = -12

x = -3

Brian notices that a 25-meter flagpole casts a 30 meter shadow. If a nearby telephone pole casts a 40-meter shadow, how tall is the telephone pole?​

Answers

Answer:its a 35 meter

Casey is making a flower arrangement with roses r and carnations c the cost of each rose is $0.50 and the cost of each carnation is $0.10 . the arrangement has a total $20. how many of each flower did Casey put in his arrangement

Answers

Answer:

r+c=80

.50r+.10c=20

Step-by-step explanation:

each rose costs $0.50

each carnation costs $0.10

The number of roses is r, and the number of carnations is c.

the arrangement has a total of 80 flowers, so we have that:

r + c = 80

the cost is $20, so we have:

r*0.5 + c*0.1 = 20

so our system of equations is:

r + c = 80

r*0.5 + c*0.1 = 20

and we can also solve it; for this isolate one of the variables in the first equation:

r = 80 - c

now let'r replace this in the second equation:

(80 - c)*0.5 +c*0.1 = 20

40  - c*0.4 = 20

c = 20/0.4 = 50

this means that we have 50 carnations, and the other 30 are roses.

i was so lost that i almost forgot the answer was in my face

hope this help shawty

Charli deposits $5,000 in a savings account earning 5.75% simple interest per year.

PART A: How much interest will Charli earn for a period of 10 years?

PART B: How much money will there be in Charli's account after 10 years?


I need help quick! Could you and by putting PART A: (answer) and PART B: (answer) Thank you!!! Please help!

Answers

The total amount accrued, principal plus interest, from simple interest on a principal of $5,000.00 at a rate of 5.75% per year for 10 years is $7,875.00.

Answer:

PART A: 2,875

Step-by-step explanation:

The morning low tide at the beach is 12 inches. After 6 hours, the afternoon high tide is 57 inches. What is the average number of inches the tide changed per hour?

Answers

Answer:

7.5 inches per hour

Step-by-step explanation:

Given that:

Morning low tide at beach = 12 inches

Afternoon tide after 6 hours = 57 inches

Average number of inches tide changed per hour :

(Afternoon tide - morning tide) / number of hours

(57 inches - 12 inches) / 6 hours

45 inches / 6 hours

= 7.5 inches per hour

there is your answer. hope this helps

The temperature one cold morning is -5 °C. By noon, the temperature had increased by 3 degrees and at 4 PM the temperature was zero. The increase from noon to 4 PM was

Answers

Answer:

2°C

Step-by-step explanation:

Morning

-5°C

Noon (+3)

-2°C

4pm (+?)

0°C

Equation I used:

(-5) + (3) + x = 0

I'm assuming you're being taught how to work with negative intervals in algebra? Don't worry, that's why you're practising with temperature. Instead of asking online, try using the progress your teacher taught you. If you have notes, look back at them. Practise makes perfect :)

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