Choose 2 axioms that allows 22 + (m + 8) to be written as m + 30

1. associative - addition
2. distributive
3. associative - multiplication
4. identity - addition
5. commutative - multiplication
6. symmetric
7. commutative - addition

Betty had $70. She bought a necklace for $9 and a ring for $7. Which expression correctly shows the total money Betty has left? A $70 − (−$9) + (−$7) B $70 + (−$9) + (−$7) C $70 − (−$9) − (−$7) D $70 + (−$9) − (−$7) A B C D

A local aquarium had 3,813 visitors on Friday and 4,117 visitors on Saturday. How many total visitors did the aquarium have on Friday and Saturday combined?

If f(x) = 8x^3 - 6x^2 - 4x + 5, find the value of f( -2).

Doors for the small cabinet are 12.5 inches long. Doors for the large cabinets are 2.9 times as long as the doors for the small cabinets. How many large doors can be cut from a board that is 11 feet long?

A theater has 384 seats. Each row has 16 seats. The area model represents this situation. What is the value of x in the area model?

PLZZZ HELP: Calcu-rama had a net income of 5 million dollars in 2010, while a small competing company, Computafest, had a net income of 2 million dollars. The management of Calcu-rama develops a business plan for future growth that projects an increase in net income of 0.5 million per year, while the management of Computafest develops a plan aimed at increasing its net income by 15% each year. Complete the table & graph below for Calcu-rama.

Can someone help me out? :P

how may solutions does 10 + 5/15 = 4 ( if none say no solution)

how can you use a number line to model and compare positive and negative rational numbers?
WILL MARK BRAINLIEST TO BEST ANSWER AND WILL FOLLOW YOU!!!!! 20 POINTS!!!! WAIT NO...... 40 POINTS!!!!!

First-person to get this right with an Explanation to get Brainliest

Triangles ABC and DEF are similar.

A distance of 50 miles on a map is represented by a 2-inch line. If the map is enlarged to 4 times its size, what will be the scale of the enlarged map? Show your work.

The image shows a right triangle in the coordinate plane. What is the measure of segment DF?

Which of the following describes a situation for the inequality: 3w + 9 ≤ 21

A. A girl get $3 for every box of cookies sold plus 9 dollars for trying. She makes either $21 total or just below that amount.

B. A girl get $3 for every box of cookies sold plus nine dollars for trying. She makes either $21 total or more than that amount.

C. Girl scout cookies are good, just pay the girl! (this is not the correct answer.)

D. A girl get $9 for every box of cookies sold plus 3 dollars for trying. She makes either $21 total or just below that amount.

4x9.4 in an area model

need helpp fastt plss will give brainliest too who is correct plss helpp

To be able to do the problem 5(10 + 4) mentally, Zack does 50 + 20 instead of 5(14).
Zack is using which of the following properties?
1.) distributive
2.) inverse
3.) associative
4.) commutative

Okay these are the choices, sorry. I will still give brainliest to best answer

What is the ratio of apples 3 to bananas 4?

The surf instructor has an initial fee of $12 and charges $8 per hour for lessons, which is represented by the equation y = 8x + 12, where x is the number of hours and y is the total cost. The instructor gives 32 hours of lessons a month to Sandra and 24 hours of lessons a month to Bela. What is the total amount the instructor makes in a month? Sandra: y = 8 (32) + 12. y = 256 + 12. y = 268. The instructor receives 268 dollars a month from Sandra. The instructor makes $ a month.

I only know + I don’t know - pls helpp!!

Helena, Violet, and Kaneesha are on a baseball team. They each bought a baseball and x pairs of sweat socks. Write an expression to show the teams purchase. !(x*y)+(x*y)!
Baseball - $5
Sweat Socks - $7
Soccer Ball - $21

For Emily’s birthday, her father treated her and five friends to a dinner at a restaurant at the mall. Emily and her friends ordered three pizza dinners at $6.25 each and three chicken baskets at $7.50 each. All six people ordered soft drinks costing $1.25 each. The sales tax on the meal was 4.5%, and the tip was 15%. What was the total cost of the meal, including the sales tax and the tip?

( -5 , 12) and ( 2 , 26)

‍♀️‍♂️help me plzssssssss

Suppose that a bike rents for $4 plus $1.50 per hour. Your rented a bike to ride around Central Park in New York City, you picked up the bike at 11:00 am and returned the bike at 3:00 pm. How much did you bike rental cost?

Dan and Alan take turns mowing the grass of a yard that is 2400 square yards in area. Dan takes an hour to mow the whole lawn using his old mower. Alan only takes 40 minutes to mow the whole lawn using his new mower.

As you answer the following questions, don't forget to show your units!

A. How much lawn does Dan mow in a minute?

B. How much lawn does Alan mow in a minute?

B. How many more square yards does Alan mow in a minute than Dan?

Broody spent $260 on 4 chairs. To find out how much he spent on each chair, he did the following work in long division. did he do the problem correctly why or why not

Please help me with this. Thank you!

a____

B____

c___

2____

3___

Find the solution to the system of equations below. 7x+3y=12 and 7x-3y=30

A.(7, 3)
B.(-3, 3)
C.3, -3)
D.(2, -2)

A 3-pack of light bulbs costs $3.45. A 4-pack of the same light bulbs costs $4.20.
Which pack has better value?