I need help on this!!

I Need Help On This!!

Answers

Answer 1

Answer:

Commutative

Step-by-step explanation:

Given

[tex]3 + b + 2 = 3 + 2 + b[/tex]

Required

What law is applied

The applied law is commutative law of addition.

This law states that:

[tex]a + b = b + a[/tex]

So:

[tex]3 + b + 2 = 3 + (b + 2)[/tex]

When the positions of 2 and b are interchanged, we have:

[tex]3 + b + 2 = 3 + (2 + b)[/tex]

Remove bracket

[tex]3 + b + 2 = 3 + 2 + b[/tex]


Related Questions

jane is twice as old as Barbara. Michael is 7 years older than Jane. If Michael is 21, which equation could be used to find Barbara's age

Answers

Step-by-step explanation:

J = 2b

M = J + 7

M = 21

J = 21 - 7

J = 14

B = 7

Equation:

If M is J+7, so then J = 21-7. J is 2*b, so 2*b = 21-7. Then you subtract and divide.


PLEASEEE HURRY I WILL GIVE BRAINLEST

This is literally my last try and if I get this wrong I fail PLEASE answer it correctly that’s all I ask.

(I just need the last question. The multiple choice answers are ‘4,5,6,7,8,9’ I am allowed to choose more than one if needed)

Below is the graph of a polynomial function F with real coefficients. Use the graph to answer the following questions about F. All local extrema of F are shown in the graph.

Answers

what is the question?

PLEASE ANSWER ITS DUE IN 5 MINS ALSO PLEASE EXPLAIN YOUR ANSWER WILL MARK THE BRAINLEST

Answers

Answer:

b.

Step-by-step explanation:

it's not a function or relation because when you use the vertical line test the line will pass through 2 other lines

It's definitely not a function, so I think it's B

I need help please.

Answers

(.45)700-79 = 236 dollars

3x + 4y = 24
6x + 8y = 24 using process of elimination

Answers

Answer:

false

Step-by-step explanation:

3x+4y=24 multiplied by 2 equals: 6x+8y=48

if you subtract 6x+8y=24 from 6x+8y=48, you get 0=24, which is not true. Therefore the statement is false.

PLZ help on coordinate work

Answers

Answer:

Add 50 to each x coordinate and 25 to each y coordinate.

Step-by-step explanation:

Add 50 to each x coordinate and 25 to each y coordinate.

The product of 7 and c minus 13

Answers

Answer:

7c - 13

Step-by-step explanation:

Match each ratio with its simplest form.
3 : 1
2 : 3
1 : 3
3 : 4
6 : 7
9 : 7
21 : 28
96 : 32
22 : 33
12 : 36
72 : 56
54 : 63

Answers

Answer:

21 : 28 = 3 : 4

96 : 32 = 3 : 1

22 : 33 = 2 : 3

12 : 36 = 1 : 3

72 : 56 = 9 : 7

54 : 63 = 6 : 7

Can someone please help me

Answers

going from the top of the right side down it would be: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20

Tables of values represent continuous functions in which table do the values represent an exponential function

Answers

is there a pic to it? put the pic then i can answer

Answer:

You forgt to add picture

Step-by-step explanation:

BRAINLIEST 50POINTS
In the figure shown, line AB is parallel to line CD.

Part A: What is the measure of angle x? Show your work. (5 points)

Part B: Explain how you found the measure of angle x by identifying the angle relationships that you used along the transversal.

Answers

Part A: The measure of angle x would be 53 because X= 115 - 62

Part B: APQ and PRD are alternate interior angles which means they need to equal each other, so APQ plus QPR equals PRD. I found angle x by adding  APQ + QPR = PRD  

Hope I helped, I spent a lot of time on this ^_^!

Answer:

Part B: APQ and PRD are alternate interior angles which means they need to equal each other, so APQ plus QPR equals PRD. I found angle x by adding  APQ + QPR = PRD  

Step-by-step explanation:

What is 7x^2-7x-42 in factored form

Answers

Answer:

7(x−3)(x+2)

Step-by-step explanation:

Which of the following sets of numbers contain the number -1/3

Answers

Answer:

1 2 3 ■■■■■■■■■■■■■■■○♤》●♤\♡○●

Answer:

i think its also 123

Step-by-step explanation:

i123

13. Find the arc length with the given information . centralangle = pi/4, radius = 6

14. Which angle has its terminal side in the second quadrant?

Answers

Answer:

3π/2; 3π/4

Step-by-step explanation:

8• √100 - 4 square • 5

Answers

Answer:4

Step-by-step explanation:

It’s 4

Answer:

8*√100-4^2*5=

0

Step-by-step explanation:

Simplify the expression:
3(3 + 7b)

Answers

Answer:

The answer is 9 + 21b

Step-by-step explanation:

Simplify the expression.

~Hoped this helped~

Answer:

9 + 21b

Step-by-step explanation:

I) Distribute the terms:

3(3 + 7b) = 3(3) + 3(7b)

II) Solve:

3(3) = 9

3(7b) = 21b

9 + 21b

Help plz!!! Will give brainliest

Answers

Answer:

my class worked on this today im pretty sure its the first one!! good luck❤❤

it’s the second

(-3y-x) - (5y-8x)

-3y-5y=-8y

-1x- -8x=7x

-8y+7x

If 0 < f ≤ 90 and cos(22f − 1) = sin(7f + 4), what is the value of f?
A. f=3
B. f=4
C. f=5
D. f=6

Answers

Answer:

f = 3

Step-by-step explanation:

Given the equation cos(22f − 1) = sin(7f + 4), the following steps must be followed in order to get the value of f;

From the trigonometry identity, sin(90-theta) = cos theta.

cos(22f-1) = sin (90-(22f-1))

cos(22f-1) = sin (90-22f+1)

cos(22f-1) = sin (91-22f)... 3

substituting eqn 3 into the original equation given, we will have;

sin (91-22f) = sin(7f + 4)

91-22f = 7f+4

7f+22f = 91-4

29f = 87

f = 87/29

f = 3

What is 1 3/4 times 2/7 equal to?

Answers

Answer:

I believe it would equal .5

Step-by-step explanation:

Answer:

1/2

Step-by-step explanation:

1 3/4 is equal to 7/4.

7/4 times 2/7;

you can cancell to get rid of the sevens so it is 1/4 times 2/1

you can also cancel the two and convert the 4 to a two; 1/2 times 1

so the answer is 1/2.

Hope this helps :).

Find the missing length to the nearest teni
3
A 9
<
d
B. 144
O C. 11.6
D. 124

Answers

Answer: Its A 9

Step-by-step explanation: LOLLLLL is that rock lee form Naruto :D

Help with this ASAP thanks

Answers

Answer:

15/70, first option

Step-by-step explanation:

if you multiply the numerators and denomenators together, you get 15/70. you're able to reduce this, but it looks like the answer doesn't want you to reduce it :)

Answer: A) 15/70

=======================================================

Explanation:

We multiply the numbers across the top (numerator) to get 3*5 = 15

Then across the bottom (denominator), we multiply the values to get 10*7 = 70

So we get [tex]\frac{3}{10}\times\frac{5}{7} = \frac{3\times 5}{10\times7} = \frac{15}{70}[/tex]

That's how we end up with 15/70

------------------------------

Extra info:

Note how 15 and 70 have the GCF 5, so we can divide both values by 5

15/5 = 370/5 = 14

This means 15/70 reduces to 3/14; however, your teacher has decided not to reduce (since 3/14 is not one of the answers). So that means we should stick with 15/70 instead.

How do you solve Sec 5pi/3

Answers

Apply the reference angle by finding the angle with equivalent trig values in the first quadrant.
sec
(
π
3
)
sec
(
π
3
)
The exact value of
sec
(
π
3
)
sec
(
π
3
)
is
2
2
.
2

The first day of the year is Saturday. What will the 258th day of the year be?
Group of answer choices

Thursday

Friday

Saturday

Sunday

Monday

Answers

Answer:

1stday=Saturday

8th day=Saturday

8×32 =256days=Saturday

257days=Sunday

258days=monday

In ΔQRS, the measure of ∠S=90°, SR = 56, RQ = 65, and QS = 33. What is the value of the tangent of ∠R

Answers

Answer:

≈0.669

Step-by-step explanation:

a=√(c^2-b^2)

a=√(65^2-56^2)

a=33, a is the final side

tan = O/A

tan = 33/56

tan ≈ 0.669

which graph represents a system of equations with one solution?​

Answers

Answer:

the one on the right which a parallel line

Step-by-step explanation:

Answer: show all the answer choices

Step-by-step explanation:

(4t^3-at^2-2bt+5)-(ct^3+2t^2-6t+3)

Answers

Answer:

simplify or subtract? ill put the answer in the comments

Step-by-step explanation:

I simplified it this is what i got

−ct3−at2+4t3−2bt−2t2+6t+2

Subtracted it’s
4t^3-at^2-2bt-ct^3-2t^2+6t+2

Which one would make me more money?
charge $5 for the first hour and
$8 for each additional hour?
Or
charge $15 for the first hour and
$6 for each additional hour?

Answers

Answer:

im gouing to use 3 hours as an example so the first hour is 5 dollars and 8 dollars for each additional hour there are 2 additional hours which would be 16 dollars from the additional hours and plus 5 dollars from the first hour so 21 dollars

and the other option like i said earlier 3 hours is the example so 6*2 becasue their are 2 additional hours which is 12 plus 15 dollars from the first hour so 27 dollars

so the answer would be charge 15 dollars for the first hour and 6 for additional hour

can i get brainly please

Sally began a job that allows her to earn up to a maximum of 24 days of vacation time. She earns 4 days of vacation each year she is employed. How many years will it take Sally to reach the maximum amount of vacation time?

Answers

6 years

24 divided by 4 is 6

How can this expression be written another way?
12k + 32
Factor using the distributive property and the greatest common factor to write an equivalent expression.
Enter your answer by filling in the boxes.

Answers

Answer:

4(3k + 8)

Step-by-step explanation:

Please let me know if you want me to write an explanation for my answer :)

Step-by-step explanation:

jm29._. jdgdjeirvrkwkenf fjebrjgjf

system of measure that added prefixes to change the unit’s equivalence??​

Answers

Answer:

The metric system is an alternative system of measurement used in most countries, as well as in the United States. The metric system is based on joining one of a series of prefixes, including kilo-, hecto-, deka-, deci-, centi-, and milli-, with a base unit of measurement, such as meter, liter, or gram.

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