I need 5 questions answered!! PLEASE!

1. Is the expression 5x + 7 - 2x equivalent to 5x - 2x + 7?


2. What property can be used to say that 12x + 3 is equivalent to 3(4x +1)?


3. Use the associative property to simplify the following expression:
(2x + 3y) + 5y

4. Which expression is equivalent to 5(4x + 3) - 2
A. 18x + 15
B. 18x + 3
C. 7x + 8
D. 2x +8

I WILL ADD QUESTION 5 TO THE COMMENTS!

Answers

Answer 1

Answer:

1. Yes

2. Distributive property

3. 2x+8y

4. I'm assuming its supposed to say 5(4x+3)-2x otherwise none of the options work, so the answer for that would be A

5. C


Related Questions

7 9 4
-2 4 -3
3 10 0
Inverse of this

Answers

Answer:

The answer is -7, -9, -4, 2, -4, 3, -3, -10, -0

Step-by-step explanation:

If you see them in the number line, the integers on the left are negative and the integers on the right is positive. Therefore, negative numbers are inverses of positive numbers. For example, 1 is the inverse of -1.

Hi food morning






What is 10 x 100​

Answers

Answer:

1000

Step-by-step explanation:

Answer:

1,000

Step-by-step explanation:

pls give brainliest

If point B has coordinates (-8, 1), what are the coordinates of the point when it is reflected across the y-axis?

Answers

Answer:

(8,1)

Step-by-step explanation:

When flipping across the y axis, the y coordinate stays the same, while the x coordinate changes it's sign.

(x,y) - > (-x,y)

(-x,y) -> (x,y)

Farmer Brown is tilling her field. Farmer Brown tills 2/3 of an acre in 2/7 of an hour. What is Farmer Brown's unit rate of tilling?

Answers

Answer:

2 1/3 acres per hour

Step-by-step explanation:

If you divide both numbers by 2, you get 1/3 and 1/7. If 7 makes up an hour, then you multiply 1/3 by 7, which gets you 2.333.. which is equivalent to 2 1/3.

How many centimeters are in 3.2 inches? [1 inch = 2.5 cm] Show your work.

Answers

Answer:

8 cm

Step-by-step explanation:

Just multiply 3.2 by 2.5

3.2 x 2.5 = 8

Answer:

Sure, your answer is 8

Step-by-step explanation:

3.2 * 2.5=8

PLEASE HELP ACELLLUS

Answers

9514 1404 393

Answer:

  (-2)

Step-by-step explanation:

Put the point values in the given equation to see what the missing number is.

  y = 1/2x + (_)

  2 = 1/2(8) + (_) . . . . . substitute the given values

  2 = 4 + (_) . . . . . . . .  simplify

  -2 = (_) . . . . . . . . . . . subtract 4

The green ? should be filled with -2.

a circular garden has a diameter of 18 meters. darryl wants to put a fence around the garden. how many meters of fence will he need?
A. 324 meters
B. 28.26 meters
C. 56.52 meters
D. 1,017.36 meters

Answers

Answer:

Step-by-step explanation:

Circumference of a circle is

[tex]C=\pi d\\ \\ d=18\\ \\ C=18\pi \ meters\ (exact)\\ \\ C\approx 56.52\ meters[/tex]

Simplify to a single power of 2: 2^4/ 2^3

Answers

Step-by-step explanation:

This leads to another rule for exponents—the Power Rule for Exponents. To simplify a power of a power, you multiply the exponents, keeping the base the same. For example, (23)5 = 215. For any positive number x and integers a and b: (xa)b= xa· b.

Answer:

2^1

Find the area of the shape shown below.

Answers

Answer: 10

Step-by-step explanation:

To work out the area of this shape you have to split this into 1 square and 2 triangles.

The formula of the area of the triangle is base x height divided by 2

The first triangle on the left would be 2x2/2=2

The area of second triangle on the left is 4x2/2=4

The formula for the square is base x height.

Then to work out the area of the square you do 2x2=4

So, to work out the area of the whole shape you add all of the areas together.

2+4+4=10


PLEASE HALP ALL MY POINTS AND BRAINIEST

Answers

Answer:

around 120

Step-by-step explanation:

The arc length of this circle is 9.42 inches. Determine the length of the radius.

Complete your work in the space provided.

Answers

Answer:

Radius = 5.996958 (They probably just want “6”).

Step-by-step explanation:

9.42x4=37.68 (perimeter)

Perimeter=2[tex]\pi[/tex]r

37.68÷2[tex]\pi[/tex]=r

5.996958=r

Solve for the length of a leg
I will give brainless
The numbers are
A-24
C- 25

Answers

Answer:

7

Step-by-step explanation:

To solve for B, you have to use the Pythagorean Theorem and work it to solve for B. If b^2+24^2 is equal to 25^2, you can take those numbers (for 24^2, it's 576, and 25^2 is 625) and subtract them for the squared number that B will be equal to, 49. You then take the square root of 49 and that answer will be your side B, 7.

Destiny bought a carton of orange juice. She drank 1/3 of the carton on Monday and 5/12 of the carton on Tuesday. What fraction of the carton did Destiny drink?

A. 6/12 Carton
B. 9/12 Carton
C. 6/15 Carton
D. 1 Carton

Answers

Answer:

B

9/12 carton

Step-by-step explanation:

Get both fractions to have the same denominator.

So make 3 into 12 by multiplying numerator and denominator by 4.

1×4/ 3×4 = 4/12

Now you can add the fractions.

5/12 + 4/12

= 9/12 Carton

Evaluate the function requested. Write your answer as a fraction in lowest terms.

Answers

Answer:

d) tan A = 12 / 5

Step-by-step explanation:

tan is equal to the length of the opposite side divided by the length of the adjacent side.

In this case then, the tan of A is equal to 36 / 15, or 12 / 5

Use special right triangles.
Find the exact value of x and y.
18
30°
X = ?
y = ?

Answers

x=18 y=30 you are welcome

Jamal used 1/3 yard of ribbon to tie a package and 1/6 yard of ribbon to tie a bow. How many yards of ribbon did Jamal use?

Answers

Make both equal fractions, 1/6 = ?/3

Answer:

1/2 yds.

Step-by-step explanation:

Make 1/3 and 1/6 into equal fractions...2/6 and 1/6.

Add 2/6 and 1/6 to get 3/6.

3/6 simplified is 1/2.

Hope this helped : )

A beetle was running along a number line...The the bug ran from 13 to 57. What distance did it cover?If it took the bug 5 seconds, what was its average speed?

Answers

Answer:

8.8

Step-by-step explanation:

57-13=44

so the distance is 44 considering that it's on a number line.

Average speed = distance ÷ Time

44÷5=8.8

please help im literally crying i cant fail this please ​

Answers

For the surface area u take the surface and multiply the length by the width which is in this cas 7x4 then multiply, 7x4 is equal to 28.

Hope this helped, tell me if I’m wrong
Brainliest would be nice
Thank you

848 runners entered a race. 274 more entered before
the race started. How many runners are in the race?

Answers

Answer:

1122

Step-by-step explanation:

Answer:1122

Step-by-step explanation: Adding 848, to 274= 1122.


The digits 2, 4, and 6 can be arranged to form six different three-
digit numbers. List the six numbers in order from least to
greatest.

Answers

Answer:

246

264

426

462

624

642

Step-by-step explanation:

A scale model of the Washington Monument is 15 inches tall and the base is 1.5
inches wide. If the actual monument is approximately 555 feet tall, which is
closest to the width, in feet, of the base?
50
55
835
0 370

Answers

Answer:

~55 ft

Step-by-step explanation:

15/1.5 = 555(12)=12x

180x = 9990

x = 55.5

What is the solution to the following system of equations?
3x + 2y = 30
y = x + 5

Answers

Answer:

D

Step-by-step explanation:

Answer:

I think this one is C

Step-by-step explanation:

It seems like its counting by 5's and the answer to the first equation

a lot is 50 m by 33 m. A house 24 m by 9 m is built on the lot. How much area is left over?

Answers

El el teléfono es un

[tex]\sqrt 96[/tex][tex]\sqrt{96} simplest form\\[/tex]

Answers

Answer:

If it is [tex]\sqrt{96} \sqrt{96}[/tex] then it is the solution [tex]\sqrt{96} \sqrt{96} = 96[/tex] because the square root of an expression multiplied by itself gives that expression.

Christine went shopping and bought each of her six nephews a gift, either a video costing $14.95 for a CD costing $16.88. She spent $99.35 on the gifts. How many videos and how many CDs did she buy?

Answers

Let v = number of video's she bought

Let c = number of CD's she bought

v+c=16

1495v+1688c=9355

Multiply both sides of (1) by 1495

and subtract (1) from (2)

-1495v-1495c=-8970

193c=386

c=2h

Will Give Brainliest if you anwser the question before 12:45

Answers

Answer:

[tex]\displaystyle \frac{1}{2}[/tex]

General Formulas and Concepts:

Math

Converting to FractionsKCF - Keep Change Flip (Dividing Fractions)

Pre-Algebra

Order of Operations: BPEMDAS

BracketsParenthesisExponentsMultiplicationDivisionAdditionSubtractionLeft to Right

Step-by-step explanation:

Step 1: Define

[tex]\displaystyle (\frac{(2.7 - 0.8) \cdot 2\frac{1}{3}}{(5.2 - 1.4) \div \frac{3}{70}} + 0.125) \div 2\frac{1}{2} + 0.43[/tex]

Step 2: Compute

(Parenthesis) [Fraction] (Parenthesis) Subtract:                                           [tex]\displaystyle (\frac{1.9 \cdot 2\frac{1}{3}}{3.8 \div \frac{3}{70}} + 0.125) \div 2\frac{1}{2} + 0.43[/tex](Parenthesis) [Fraction] Convert to fractions:                                             [tex]\displaystyle (\frac{\frac{19}{10} \cdot \frac{7}{3}}{\frac{38}{10} \div \frac{3}{70}} + 0.125) \div 2\frac{1}{2} + 0.43[/tex](Parenthesis) [Fraction] Multiply/Divide:                                                       [tex]\displaystyle (\frac{\frac{133}{30}}{\frac{266}{3}} + 0.125) \div 2\frac{1}{2} + 0.43[/tex](Parenthesis) [Fraction] Divide:                                                                     [tex]\displaystyle (\frac{1}{20} + 0.125) \div 2\frac{1}{2} + 0.43[/tex](Parenthesis) Convert to fraction:                                                                 [tex]\displaystyle (\frac{1}{20} + \frac{1}{8}) \div 2\frac{1}{2} + 0.43[/tex](Parenthesis) Add:                                                                                         [tex]\displaystyle \frac{7}{40} \div 2\frac{1}{2} + 0.43[/tex]Divide:                                                                                                           [tex]\displaystyle \frac{7}{100} + 0.43[/tex]Convert to fraction:                                                                                       [tex]\displaystyle \frac{7}{100} + \frac{43}{100}[/tex]Add:                                                                                                               [tex]\displaystyle \frac{50}{100}[/tex]Simplify:                                                                                                            [tex]\displaystyle \frac{1}{2}[/tex]

Can someone help me? I'll reward points + brainalist

Answers

For number two, answer is: r=2
A= π•r^2
C=2 πr
2r=r^2
If r=2 then,
2•2=2^2
4=4
Answer for number three is: A=5981m^2
Explanation for number 3 in photo below.
Good luck.

-2n = -6
thanks for helping

Answers

☁️ Answer ☁️

n = 3

Hope it helps.

Have a nice day noona/hyung  ̄▽ ̄

Answer:

n=3

Step-by-step explanation:

-2n=-6

-2n/-2= -6/-2

n=-3

Find the area of the polygon

Answers

Answer:

14 square units

Help need to know the cross section shape

Answers

Answer:

Step-by-step explanation:

Rectangle

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