Which set of ordered pairs represents y as a function of x?

9514 1404 393

Answer:

  A.  {(2, -1), (4, -2), (6, -3), (8, -4)}

Step-by-step explanation:

A set of ordered pairs that is a function will have no repeated x-values.

Here, the x-values are ...

  a) {2, 4, 6, 8} . . . no repeats, a function

  b) (0, 1, 1, 2} . . . 1 is repeated; not a function

  c) {3, 3, 4, 4} . . . 3 and 4 are repeated; not a function

  d) {1, 1, 2, 2} . . . 1 and 2 are repeated; not a function

The first of the listed choices represents y as a function of x.

Which equation can be used to find 60 percent of 50?
60x2 = 120
50x2 = 100

50÷1 = 50
60÷1 = 60

60÷2 = 30
100÷2 = 50

100x2 = 200
50x2 = 100

5/6 x 8/6 will become.....
A. smaller because both fractions are less than one

B. become smaller because both fractions are bigger than 1

C. stay the same

D. become larger because 8/6 is larger than 1

Customers at a restaurant are asked if they want croutons and black pepper on their salads. The results are shown in the table.

Pls help me. I will do whatever

Emiliana pays 6% sales tax on a cupcake that costs 3 dollars. How much does the sales tax add to the purchase price?

Please answer quick. I will mark brainliest

Your friend has four times as many colored Sharpies as you do. Your friend has s Sharpies. Write an algebraic expression that represents the number of Sharpies you have.

Select all the scenarios that have a rate of change of 10.

A
James paid an online registration fee of $10 and then paid $20 per bracelet.

B
Sam paid an online registration fee of $25 and then paid $10 per bracelet..

C
Ann read 54 pages of her book last week and plans to read 10 pages per day until she finishes the book.

D
Morgan read 10 pages of her book last week and plans to read 20 pages per day until she finishes the book.

Select all the scenarios that have a rate of change of 10.

A
James paid an online registration fee of $10 and then paid $20 per bracelet.

B
Sam paid an online registration fee of $25 and then paid $10 per bracelet..

C
Ann read 54 pages of her book last week and plans to read 10 pages per day until she finishes the book.

D
Morgan read 10 pages of her book last week and plans to read 20 pages per day until she finishes the book.

which one is greatest (please show work)

2/7
1/3
3/13
1/13
1/15

Two students with different equations want to know what value of x would make their equations be the same

The media center has 3 adults and 27 students.

Select all ratios that apply.

Group of answer choices

-9/10 of the people in the media center are students

1- There are 9 students per teacher in the media center.

2- 1/9 of the people in the media center are teachers

3- There are 10 students per teacher in the media center

4- 8/9 of the people in the media center are students

5- 88.8888...% of the people in the media center are students

6- The ratio of students to teachers is 1:9

7- 90% of the people in the media center are students

8- 90% of the people in the media center are teachers

9- 1/10 of the people in the media center are teachers

10- The ratio of teachers to students is 1:9

How many 1/4 inch cubes does it take to fill a box with width 2 3/4 inches, length 3 1/2 inches, and height 1 1/4 inches

Which of these equations has only one solution?


A

2a + 7 = a + 10


B

a + 6 = 6 + a


C

4a + 4 = 4a + 9


D

3x – 3 = 3(x – 1)

Marking first correct answer as brainliest!
Please Hurry!

Which of these equations has no solution?

A
x = 0

B
x = x

C
x – 2 = x – 2

D
x – 2 = x – 3

plsssss helpppp i only need 2 and 3

April mails 3 packages. The first weighs 14.125 pounds, the 2nd weighs 12.35 pounds, and the 3rd weighs 17.4 pounds. What is the total weight of the packages?

Round 9,912 to the nearest thousand. 10,000 9,910 9,000 9,900

help please look at pic

In the 2016-2017 regular season, Stephen Curry scored 2322 points for the Golden State Warriors from 2 and 3 point shots. If Curry made a total of 999 2 and 3 point shots, how many of each type of shot did he take?

A circle’s circumference is approximately 76 cm. Estimate the radius, diameter, and area of the circle.

Use 3.14 for
π
and round your answers to the nearest whole number.

a. The radius is approximately____cm.

b. The diameter is approximately___cm.

c. The area is approximately___cm2.

Select the graph that matches the equation. y= - x\2 + 1

Karen had 15 snicker bars. she gave 7 to her brother. what percent did she give away

pls give me a full explanation :)

Select the correct answer, a plastic bin contains red, yellow and green key chains. Out of 350 key chains, 10% are yellow. Of the remaining key chains, 3/5 are green. How many red key chains are inside the bin?

A. 26
B. 35
C. 126
R. 189

PLSSS HELP IM CRYINGGGGGGg

What is the sum of -4/7 and 6/7?

A. -2/7
B. 2/7
C. -10/7
D. 10/7

please help ill give brainliest

Heeeeeeelppppppppppp

PLEASE HELP!!!!!!!!!!!!!!

What is the slope of the line graphed on the coordinate plane?


enter your answer in the box.

10m + 12p - 8m - p
combine like terms to simplify expressions.