Devon scored 18 points in the first basketball game but 22 in the second game. What’s the percent of change?

Answer:

4%?

Step-by-step explanation:

I honestly really don't know just don't even think about my answer

NEED ANSWERS ASAP 10 QUESTIONS IF RIGHT WILL GIVE BRAINLIEST

Heather bought 5 apples for $3 and a melon. The total cost for the fruit was $4.95. How much did the melon cost? Identify the equation you could use to represent the situation where m represents the cost of the melon. *
3m = 4.95
3 + m = 4.95
5 + m + 4.95
15 + m = 4.95

help meee pleasee !!!

if it's 3:50 p.m., what time will it be in 2 1/2 hours?
if it's 9:25 a.m., how long will it be until the time is 1:15 pm?

Nikki and Nikko can do 140 jumping jacks in 6 minutes. How long will it take them to complete 350 jumping jacks? Use at least 2 ways to show your answer.

Collect like terms to simply the expression

3r + (-3r) =



Blank 1:
Question 8 (1 point)
Collect like terms to simplify the expression

2j + (-9j) =



Blank 1:
Question 9 (1 point)
Collect like terms to simplify the expression

12 + 4b - 3 + 2c =



Blank 1:
Question 10 (1 point)
Collect like terms to simplify the expression

7y + 8 - 2y + 4 =



Blank 1:
Question 11 (1 point)
Collect like terms to simplify the expression

2a + 3b - 3a + 4c - b =





(This is not the same as the question before. Look closely.)

Blank 1:
Question 12 (1 point)
What is the perimeter of this triangle (in simplest form)?

Your answer should not have parentheses or multiplication symbols !





Blank 1:
Question 13 (1 point)
Which TWO expressions below are equivalent? (Make sure to click TWO answers !)

a
2(x - 5) + (-7)
b
2x - 17
c
2x - 12
d
x + (-7) + x + 5
e
x + (-7) + (-10)
Question 14 (1 point)
What shows the proper factoring of this expression?

4d + 24

a
4(d + 6)
b
2(d + 12)
c
4d(4 + 6)
d
6(d + 4)
Question 15 (1 point)
What is the proper factoring for this expression?

50 + 25x + 75y

a
75(x + y)
b
25(2 + x + 3y)
c
25(2 + 2x + 3y)
d
25(x + 3y)
Question 16 (0 points)
How confident do you feel about your ability to master this material by January 19?



(Don't worry--by the time we get to the first quiz, you will have had many chances to practice the ideas from this pre-test.)

a
Very confident
b
Pretty confident
c
A little confident
d
Not very confident

Which of the following best describes LCM?

a
Least Common Multiple, Skip Counting, Multiplying, Numbers that are getting larger
b
Least Common Multiple, Skip Counting, Multiplying, Numbers that are getting smaller
c
Least Common Multiple, dividing numbers, Numbers that are getting smaller

Please answer this. Thankyou!

PLEASE HELP ME ASAP!!
Fifty percent of the area of this rectangle is shaded. What is the area of the shaded region? Explain your thinking.

Please help I will give brainliest and 11 points!!

I need help with this problem if you know how to do it please helppppp meeeee

On a recent survey, 60% of those surveyed indicated that they preferred taking a trip to the beach over a trip to the mountains. If 810 people preferred a trip to the mountains, how many people were surveyed?
Question 1 options:

486


870


1,350


2,025

What is wrong with this equation 7/9-8/9=1/9

Which of the equations is graphed below?

A. y=-2x + (1)/(2)
B. y = -2x – 1
C. y=-2x-(1)/(2)
D. y = -2x + 1

please help ill give brainliest

Justin and his friend Dan went to the movies. If they each bought popcorn for $4.25 and a soda for $2.25, what was their total bill after adding 5 ¼ % sales tax?

Please no wrong answers

John bought 6 dumplings for $3.00.

Let x represent the number of dumplings purchased, and let y represent the total cost.

Graph the line that represents the proportional relationship.

-9+4(f-1)=-13+4f. Find f

2[tex]^{2}[/tex] + 5 + 50 ÷ 2(5)

hihihihi im backkkkkkk
please help :D

Martha wants to give each guest the same thing in each gift bag. She has 12 chocolate bars, 24 packs of gum and 48 bags of chips.

Plz Help Asap!!! MARK BRAINLIEST!!!

I don’t know what to do on this question. I need this done tho AS SOON AS POSSIBLE PLEASE HELP ME

Brainliest
Use substitution to find the ordered pair of the following system of equations:
y=6xy

y=5x+7
(_,_)<------ answer insert.

What is f(-2) if f(x) =1/2x?

Students in a science class investigated how the speed of sound changes with the air temperature outside. The data are shown in the scatterplot.

Based on the scatterplot, what is the best prediction of the speed of sound when the air temperature is 45°C?

350 m/s

355 m/s

360 m/s

365 m/s

B. Juan’s cell phone company charges $35 a month for phone service plus $0.50 for each text message. How many text messages does Juan send in a month if his bill was $52?
1. Define the variable: 2. Determine the constant:$35
3. What is the rate? 4. Write the equation and solve: 35+0.50t=52

C. Friendship’s soccer team purchased uniforms and equipment for a total cost of $912. The equipment cost $612, and the uniforms cost $25 each. How many uniforms did the school purchase?
1. Define the variable: 2. Determine the constant:
3. What is the rate: 4. Write the equation and solve:


D. Long’s Coffee Shop sells a refill mug for $8.95. Each refill costs $1.50. Last month, Jalissa spent $26.95 on a mug and refills. How many refills did she buy?
Write the equation and solve:

A salesperson’s commission rate is 4%. What is the commission from the sale of $39,000 worth of furnaces? Suppose sales would double. What would be true about the commission?

In science class, Mrs. Moore’s students were directed to weigh a 300-gram mass on the balance scale. Tina weighed the object and reported 328 grams. Calculate the percent error. Show your work.

PLS help me with my math.