Maricella solves for x in the equation 4 x minus 2 (3 x minus 4) + 4 = negative x + 3 (x + 1) + 1. She begins by adding –4 + 4 on the left side of the equation and 1 + 1 on the right side of the equation. Which best explains why Maricella’s strategy is incorrect?
The multiplication that takes place while distributing comes before addition and subtraction in order of operations.
In order to combine like terms on one side of the equation, the inverse operation must be used.
When the problem is worked in the correct order, the numbers that Maricella added are not actually like terms.
Maricella did not combine all three constants on both sides of the equation; she combined only two.

Answers

Answer 1

Answer:

The multiplication that takes place while distributing comes before addition and subtraction in order of operations.

Step-by-step explanation:

edge 2020

Answer 2

Answer:

A

Step-by-step explanation:


Related Questions

Alicia purchased a plant that is 2 inches tall.
She plans to give it to her mother when it is
more than 32 inches tall. If the plant is growing
at a rate of 1.5 inches each week, after
how many full weeks can she give her
mother the plant?

Answers

Answer:

20

Step-by-step explanation:

How long would it take to count to 1 million if it takes an average of 1 second to say each number? Give your answer to the nearest half day​

Answers

Answer:

i am going to say it takes 1 mill seconds? lol.

Step-by-step explanation:

which expression is equal to 5/2? Write a situation that could represent the fraction above.

Answers

Answer:

3/2 + 2/2. A teacher has to give 2 pencils to one student. 1 student gives him 3 pencils, another student give him 2 pencils. How much pencils does the teacher have?

Step-by-step explanation:

All you do is you find a problem that would give you 5/2 then create a word problem.

someone travels 200 miles in 4 hours how many miles per second

Answers

Answer:

0.01

Step-by-step explanation:

they are going 0.0138889 per second

Given the figure below, find the measure of​

Answers

Answer:

x = 23.125°

Step-by-step explanation:

∠ACF = ∠GCB (vertically opposite angles)

3x + 5x - 5 = 180° (angles on a straight line are supplementary)

8x = 185°

x = 23.125°

This is a question on angles. If you wish to venture further into it/understand this topic better, you may want to follow my Instagram account (learntionary), where I post some of my own notes on certain topics and also some tips that may be useful to you :)

If f(x) = 3-8(x-2), what is f(-9)

Answers

Answer:

f(- 9) = 91

Step-by-step explanation:

To evaluate f(- 9) substitute x = - 9 into f(x), that is

f(- 9) = 3 - 8(- 9 - 2) = 3 - 8(- 11) = 3 + 88 = 91

Answer:  

91 just fill in -9 to x

Ariana has a rope that is 72 inches long. She wants to cut it into equal pieces. Should she cut it every 8 inches or every 7 inches? Explain

Answers

Answer:

8, It will be a whole number.

Step-by-step explanation:

Every 8 inches because 72 divided by 8 is 9. However, 72 divided by 7 is 10.287514 and some other repeating numbers. It would be really hard for her to cut the rope into equal pieces that way

(7x^6+2x^5-3x^2+9x)+(5x^5+8^3-6x^2+2x-5)

Answers

Answer:

Step-by-step explanation:

Combine like terms

7x^6

2x^5+5x^5= 7x^5

8x^3

-3x^2-6x^2= -9x^2

9x+2x= 11x

-5

Put back into order

7x^6+7x^5+8x^3-9x^2+11x-5

how long will it take for yumiko to run 5 miles

Answers

Answer:

It will take Yumiko forever... ☺

Step-by-step explanation:

no, not really. I wish I could help more. Do you have any equation or reference?

Answer:

48

Step-by-step explanation:

The answer is on quizlet.

Help me I’m going a math test :))) will mark brainliest

Answers

Answer: D) 4034.4

Step-by-step explanation:

47 * 3 = 141

158 * 3 = 474

Perimeter=

141+141+474+474

= 1230 total fencing

Price=

1230 * 3.74=

D) 4034.4

Kahn. Academy
A=−2.3t−7

Answers

Answer:

2.3 meters

Step-by-step explanation:

Please someone help meeeeee

Answers

Answer:

Okay...I'm not entirely sure but I kinda am. I think its g(x) = 10x - 6

Step-by-step explanation:

Write the following as a decimal, use repeating decimals when necessary 6/11

Answers

Answer:

.545454545

Step-by-step explanation:

I used my calculator for it I am terribly sorry if it's wrong

5 1/2 as an improper fraction is:

Answers

11/2


you would do 5x2+1
then over 2


hope this helps

2xy , cu x + y = 9 divizibil cu 2. repede va roggg

Answers

Answer:

jvjjvscsjcsjsvjscjsvhchhcuhcjwcwh ejcisvsufjdtsydghcwhcjwvhsvjscekfdjsvjsfjsvkdvs

Step-by-step explanation:

30y

-9(-5k+3m) +9m-5(-5m+9k)

Answers

Answer:

the ansmwer is * grabs a notebook and doodle the equation* hmm.. it is 7m

happy to help!!!

A tanker truck fills the gas station's reservoir at the rate of 1212 gallons per minute. If the reservoir was empty and it is now 35 gallons full, how long has the tanker been filling the reservoir? Round your answer to the nearest tenth.

Answers

Answer: 2.9 minutes.

Step-by-step explanation:

Given: Rate of filing the tank =  12 gallons per minute

Total volume of reservoir = 35 gallons

Time taken to fill the reservoir = [tex]\dfrac{\text{Total volume of reservoir }}{\text{Rate of filing the tank}}[/tex]

[tex]=\dfrac{35}{12}\approx2.9[/tex]

hence, time taken to fill the reservoir = 2.9 minutes.

What is the factored form of the expression 24x + 64y?

Answers

Answer:

8(3x+8y)

Step-by-step explanation:

Answer:

24x + 64y

Step-by-step explanation:

Guys plz help me answer this!!!

Answers

Answer:           number 2

cuz its the only one that makes sense

PLS HELP!!!
PLS FIND 13 and 15!!

Answers

Answer:

go near the bottom tight of the screen the  you will see 13 sorry i cant help more then that

Step-by-step explanation:

is (4,3) a solution of the graphed inequality?
yes or no?

Answers

Answer:

no

Step-by-step explanation:

it is outside of the wanted area

Answer:

no

Step-by-step explanation:

Cause i was on khan acedemy and got it right

Heather has a bag with 3 marbles, 7 tennis balls, 3 apples, and 3 books. What is the ratio of books to tennis balls?
A.
(3/7) or 3:7
B.
(7/8) or 7:8
C.
(4/7) or 4:7

Answers

Answer:

B

Step-by-step explanation:

I hope it's correct and I'm thinking it is,. Sorry if it's not

Answer:

I think A

Step-by-step explanation:

3/7. Or 3:7

Cause there are 3 books and 7 tennis balls

If correct will mark brainliest!!!!!

Answers

Answer:

Step-by-step explanation:

1 - right triangle

2 - Acute triangle

3 - Acute triangle

4 - Obtuse triangle

5 - Acute triangle

Answer:

1. right

2. obtuse

3. acute

4. obtuse

5. acute

Step-by-step explanation:

Find the midpoint of the line segment with the given endpoints. (-1,9)(-17,-29)

Answers

Answer:

(-9,-10)

Step-by-step explanation:

An adult female gorilla is 1.4 meters tall when standing upright. Her daughter is 3 tenths as tall. How much more will the young female gorilla need to grow before she is as tall as her mother?

Answers

Answer:

0.98 meters

Step-by-step explanation:

Since she is three-tenths as tall as her mother, she is 0.42 meters tall (1.4 × 0.3 = 0.42). That means she has to grow 0.98 meters to be 1.4 meters tall.

Is 24 more then 40%? Why?

Answers

Answer: it isn’t possible to compare.

Step-by-step explanation:

Percents represent parts of something, and 24 is an actual number.

Is this a function?

{(-13, 4), (7, -15), (-13,9), (6, -12), (-18, 0)}

Answers

No it isn’t a function can I have brainliest

Answer:

It’s ain’t no function

Step-by-step explanation:

Determine any data values are missing from the table assuming that the data represents a linear function.

Answers

Answer:

Missing x:0

Missing y:1

Hence, option b is correct.

Step-by-step explanation:

Given the table

x                          y

-9                         3

-6                          2

-3                          missing

missing                  0

As we know that the linear function has a constant common difference between the x values and y values.

From the table, it is clear that the x values have the same common difference, and the consecutive x values are separated by -3.

i.e. -9-(-6)=-3

-6-(-3)=-3

So the missing x value will be:

-3-(x)=-3

-3-(0)=-3

Therefore, the missing x value wil be: 0

From the table, it is clear that the x values have the same common difference, and the consecutive x values are separated by 1.

i.e.

3-2=1

2-y=1

y=1

Therefore, the missing y-value will be 1.

Therefore,

Missing x:0

Missing y:1

Hence, option b is correct.

Hi i need help, What is:
(3r-4)- (-5b-3)
(-4k-1)-(-6k-6)
(-6k+7)-(7k+5)
Please help :)

Answers

9514 1404 393

Answer:

5b +3r -12k +5-13k +2

Step-by-step explanation:

It looks like you want to simplify the sums.

1. (3r -4) -(-5b -3) = 3r -4 +5b +3 = 5b +3r +(-4+3)

  = 5b +3r -1

__

2. (-4k -1) -(-6k -6) = -4k -1 +6k +6 = (-4+6)k +(-1+6)

  = 2k +5

__

3. (-6k +7) -(7k +5) = -6k +7 -7k -5 = (-6-7)k +(7-5)

  = -13k +2

Jack and Jillian sell apples at a produce stand. Jillian earns $2 for each bag of apples she sells. At the end of the week, Jack has earned $8 less than Jillian. The following expression shows Jack's earnings:

2x − 8

In the expression, what does the first term represent?

1 Jack's earnings at the end of the week
2 The number of bags of apples Jillian sold
3Jillian's earnings at the end of the week
4 The number of bags of apples Jack sold

Answers

We are given that Jack and Jillian sell apples at a produce stand .

We are given that an expression which shows Jack's earning=2x-8

We have to find that first term what represent in the given expression

Jillian earns for each bag of apples she sells=$2

Let Jillian sold number of bags of apples =x

Then ,Jillian earn total at the end of the week =

Jack has earned $ 8 less than Jillian earn

Therefore, total earning of jack=

In the given expression the first term 2x represent the earning of Jillian.

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