Collect like terms to simply the expression
3r + (-3r) =



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

2j + (-9j) =



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

12 + 4b - 3 + 2c =



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

7y + 8 - 2y + 4 =



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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.)

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

Your answer should not have parentheses or multiplication symbols !





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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

Answer:

7. 3r+(-3r)=0

8. 2j + (-9j) =-7j

9. 12 + 4b - 3 + 2c = 4b+2c+9

10. 7y + 8 - 2y + 4 = 5y+12

11. 2a + 3b - 3a + 4c - b = -a+2b+4c

12. i cant see the triangle

13. a 2(x - 5) + (-7) and c 2x - 12

14. a 4(d+6

15. b 25(2 + x + 3y)

Step-by-step explanation:

Rosemary is driving to Chicago, and she is 84 miles away. She wants to arrive in 1.5 hours. What rate of speed will she have to maintain to arrive in that time?
Group of answer choices

Rosemary needs to maintain 126 mph.

Rosemary needs to maintain 65 mph.

Rosemary needs to maintain 56 mph.

Plz Help Asap!!! MARK BRAINLIEST!!!

Enter a number in the blank so the equation will have no solution

7w+6+2w=__(w+2)

THANK YOU :)))))

Jose ran 7 out of 10 days. What percent of the days did she run?

solve for z: -21 = z - (-6 - 2z)

72 + (13- 4) + 5 x 23
72 +
+5x2²
72 + 9 +5 %
+ 5 X 8
8+

1). A jar navy beams and cranberry beans in a ratio of 1:11, and 100 of the beans are navy. How many in total are there in the jar ?

2). A jar contains 720 beans. Of them, 240 are navy beans and the rest are Lima beans. What is the ratio of navy beans to all the beans ?

Plzzzz help

I will mark best answer brainliest

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please help :D

AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA this is extra cedit in my class and i need it, can anyone help me out??

need help ASAP!!!!!!!!

Which set of statements explains how to plot a point at the location (Negative 3 and one-half, negative 2)?
Start at the origin. Move 3 and one-half units right because the x-coordinate is Negative 3 and one-half. Negative 3 and one-half is between 3 and 4. Move 2 units down because the y-coordinate is -2.
Start at the origin. Move 3 and one-half units down because the x-coordinate is Negative 3 and one-half. Negative 3 and one-half is between -3 and -4. Move 2 units left because the y-coordinate is -2.
Start at the origin. Move 3 and one-half units down because the x-coordinate is Negative 3 and one-half. Negative 3 and one-half is between -3 and -4. Move 2 units right because the y-coordinate is -2.
Start at the origin. Move 3 and one-half units left because the x-coordinate is Negative 3 and one-half. Negative 3 and one-half is between -3 and -4. Move 2 units down because the y-coordinate is -2.

A fishbowl shaped like a sphere is filled with water. The fishbowl has a diameter of 14 inches. Which measurement is closest to the volume of water in the fishbowl in cubic inches?

2,144.66 in.3

17,157.28 in.3

1436.02 in.3

6,433.98 in.3

I will mark best answer

Just help me x.x
And pls explain how you got the answer .-.

Suppose the new actual number of pizzas sold today was 60. The original previous day sold was 65. Describe the number of pizzas sold as a percent increase or decrease (aka Percent of Change), rounded to the nearest hundredth.

A $1,500 savings bond earns simple interest at the rate of 5% each year. The interest is paid at the end of every month. How much interest will the bond have earned after 4 months?
For Math test due in 14 minutes!!

I need help it's due 1:25 (eastern time

Write each fraction as a percent. 2/10, /4, /20

ignore my handwriting but here’s some math i need for tomorrow

Lily likes to collect records. Last year she had 10 records in her collection. Now she has 13 records. What is the percent increase of her collection?

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pls help (15 points)

In basketball, players earn 2 points per basket, 3 points for a long shot, and 1 point
for each free throw.
Ethan's team makes m baskets, n long shots, and p free throws. Use 2m+3n+1p to
determine how many points his team earned if m= 14, n = 8, and p = 7.

Please help quickly! This is due in like 35 minutes. Answer all questions to please <3

The dimensions for the rectangle marked 'B' are _____ centimeters and _____ centimeters.

8, 12
3, 8
3, 5

3,000 pounds of sand is usede to fill sandboxes. 1,000 pounds can fill the big sandbox, and the rest can fill 4 equal-sized smaller sandboxes. how much sand can be put in each of the smaller sandboxes?

The Mackinac Bridge in Michigan is the third-longest suspension bridge in the United States.



a. How high above the water is the roadway in meters? Round to the nearest hundredth.

The roadway is about ____ meters above the water.



Question 2
b. The bridge has a length of 26,372 feet. What is the length in kilometers? Round to the nearest hundredth.

The length of the bridge is about ____ kilometers.

Please help me with this. I will give brainliest.

After a power failure, the temperature in a freezer Increased at an average rate of 3.5 °F per hour. The total Increase was 24.5 °F. Enter and solve an equation to find the number of hours until the power was restored. Let x represent the number of hours it takes for the temperature to increase to 24.5 °F.


The equation to find the number of hours until the power was restored is ____x = _____


The number of hours until the power was restored is ______ hours.

<Please fill in the blanks I will give you brainliest if you answer correctly>​

Plz help me plz I give you brainliest