Select all the correct answers.
Which relations are functions?

x
y
-2
-4
-2 -6
0
-8
2
-10

x
y
0
4
10 5
20
6
10
7

x
y
2
-10
1 -20
0
-10
-1
-20

x
y
2.5
0
3.5 4
4.5
8
6.5
12

x
y
-10
4
-20 5
0
6
-10
7

Answer:

The third and fourth ones are functions.

Step-by-step explanation:

How that helped.

Answer:

3rd and 4th

Step-by-step explanation:

.

ITS NOT A OR B!!!! WILL GIVE BRAINLIEST!!!!!!Mia looked at a graph showing average global temperatures. She noticed that the average temperatures have risen abruptly over the past several decades. This indicates that global warming is occurring at a fast rate. What additional pieces of evidence do scientists use to support the idea that global warming is happening?


the amount of greenhouse gases leaving the atmosphere and increases in amounts of sea ice


the greenhouse effect and reductions in sea levels


greenhouse gas concentrations, decreases in amounts of sea ice, and increases in sea levels


ocean temperature changes, greenhouse gases concentrations, and harmful emissions reductions

Does the table represent a proportional or a nonproportional linear relationship?

The student faculty ratio at a middle school is 10:2 The total of students and faculty is 520. How many students are there at the middle school

Select all that apply.

Which of the following are proportions?

What is a scatter plot?

A.A table of measurement data used to construct a graph
B.A display of points that shows the relationship between two sets of data
C.A graph that has several different lines scattered on a coordinate plane
D.A graph that is nonlinear

A farmer had 22.75 bushels of corn. He sold 12 2/5 bushels at the market. His three friends bought the remaining bushels of corn. If each person bought the same amount, how many bushels did each friend purchase?

There are 24 female performers in a dance recital. The ratio of men to women is 3:4. How many men are there in the dance recital?

how many calories are in 15 grams of ice cream

3/5 divided by 2/3=

9/4 divided by 3/8=

On his way to the library , Jeff runs two blocks and then walks three more blocks.Sketch a graph to show the distance Jeff travels compared to time.

Please help it’s fraction percentage

what is 43,6480 x 34,4608 =

The variables y and x have a proportional relationship, and y = 28 when x = 21.



What is the value of x when y = 42?


x = 14

x = 1823

x = 3112

x = 56

Some questions have the form y = kx, where k is a number. Drag each question to the correct category below. ( X = y/2 ),( y = .11x) , (y = 0.04x), (Z/x =9),( x - 5 =y), (5 = xy ). Has the form y = kx. Can be put into form y = kx. Other.

Yesterday noah ran 2 1/2 miles in 3/5 hour. Emily ran 3 3/4 miles in 5/6 hour. Anna ran 3 1/2 miles in 3/4 hour how fast in miles per hour did each person run? Who ran the fastest? !!SHOW WORK!!

PLEASE HELP ASAP

A jewelry maker is designing a crown. The crown must have at least 45 gems, using only emeralds, rubies, and diamonds. The number of rubies must be 1 less than 3 times the number of emeralds. The number of diamonds must be 4 less than the number of rubies. Which inequality could the jewelry maker use to find the fewest number of emeralds, x, that can be placed on the crown?

Solve for x: 10 + 10x = 134 ft

Campbell’s paycheck was $257.29. She put 1/4 of her paycheck into a savings account and used 1/3 of what was left to pay bills. How much does does she have remaining from her paycheck

SPAM WILL BE REPORTED SO PLEASE JUST DONT WAIST MINE, AND OTHER PEOPLE'S TIME
Simple Question:
Find the remainder when dividing (6x3 + 5x - 8) by (x + 2).

Simplify the expression. Write answer without spaces between terms and signs.

(–2h + 1) + 2(3h – 4)

OK i really really needs some help here real bad PLS

James ate 150 gummy bears last week. This week he plans on increasing the number of gummy bears he eats to 180 . What is the percentage increase in his gummy bear consumption?

A) 17%
B) 20%
C) 50%
D) 30%
E) 75%

I Need Help Plz And Thank You And Show All Work And Steps.


Solve each system using the substitution method. Show all work and steps.

4.5.1) 2x-5y=8
x=3y-1


A. Substitute the equation that is already solved for one variable into the other equation.


B. Solve for the single variable in the one-variable equation.


C. Substitute the result from the previous step into x=3y−1 and solve for the unknown variable.


D. Write the solution as an ordered pair. E. Check the solution with the equation not used in Step C.

A county park charges a $175 fee to rent a pavilion plus $20 per guest.

What equation represents this function?

Hint: Equations are y = IV + ROCx

PLZ HELP THIS IS AN EXAM QUESTION
In a petri dish, a certain type of bacterium doubles in number every 25 minutes. There were originally 16, 2^4 bacteria in the dish. After 150 minutes, the number of bacteria has doubled 6 times, multiplying by 2^6. Expressed as a power, how many bacteria are in the petri dish after 150 minutes?

Identify the DOMAIN for the ordered pairs

Are you able to determine the volume of the cube with the information given? (Explain in complete sentences)

An investor buys $15,000 worth of stocks. The price of one kind of stock is $35 per share, and the price of the other kind of stock is $45 per share. If 100 shares of the more expensive stock was bought, find the number of shares of the cheaper stock bought.

Complete the explanation of whether the graph represents a proportional or a nonproportional linear relationship

1. A number squared decreased by 2

2. Twice a number increased by 16