Mathematics Middle School

PLZZZ help with this its pretty simple!

PLZZZ Help With This Its Pretty Simple!

Answers

Answer 1

Answer:

D

Step-by-step explanation:

hope this helps

Answer 2

Answer:

D) 4x² - 9

Step-by-step explanation:

(2x + 3)(2x - 3)

4x² - 6x + 6x - 9

4x² - 9

Related Questions

biased means: when a sample does not accurately represent the population.
random sample means: a sample that is NOT BIASED.

Answers

should be a random sample because they are picking out of a hat. that shows that it is random

plz help! : Two math classes took the same quiz. The scores of 10 randomly selected students from each class are shown below. Sample Class A: 75, 80, 60, 90, 85, 80, 70, 90, 70, 65Sample Class B: 95, 90, 85, 90, 100, 75, 90, 85, 90, 85 Based on the medians of the scores for each class, what inference would you make about the quiz scores of all the students in Class A compared to all the students in Class B? Thanks :)

Answers

Answer: So, the grades went up 10

Step-by-step explanation:

Please give explain for why is that sign​

Answers

Answer:

because the sign is symmetrically inconnected to the ricoures of the trapezoid so the sign moves on its own

Because the sign is not equal to the sides of the trapezoid so it would move

PLS HELP ILL GIVE BRIABLIEST!

Answers

The answer b is correct

Coach Riley asked 35 students to count the number of push-ups they completed during class. The results are displayed in the box plot.
He then asked them to complete 4 more by the end of class.

Which of the following statements is TRUE about a new plot with the altered data?
A - The range will Increase by 4 units

B - The median will be greater than 46.

C - The plot will be translated 3 units to the right.

D - The interquartile range will be 4 times larger.

Answers

Answer:

I think A

Step-by-step explanation:

4x(28-10+2) Please help it says the answer is 92, but I keep getting 80. If 92 is the correct answer, please explain

Answers

Answer:

that's strange I got 80 too

Step-by-step explanation:

 even the internet says its 80

Answer:

Step-by-step explanation:

Ok sooo I get 80 too I’m stuck

Help my dum b brain cant handle this right now

Answers

-100 < -75
-100 is less than -75

Answer:

It would be -100 < -75

Step-by-step explanation:

include step by step directions MAKE SURE ITS CORRECT

Answers

Answer:56

Step-by-step explanation:do 180-68, then divide by 2(because the x angles are equal to each other.

.......................

Answers

Answer:

is something supposed to be there

Step-by-step explanation:

What’s the question... so we can prices you with an answer

4 3/4: 1/6 = ???????

PLs help!!!!!!!!!!!!!

Answers

Answer:

hy don't download it

it might be virus

report it plz

Translate the sentence into an inequality.
Twice c is at most 19.

Answers

Answer:

2c < 19

Step-by-step explanation:

Its not giving you an exact value of what c is so when you see "at most 19" you would use less than or equal to sign ( < ) but if instead said it "at least 19" you would use a greater than or equal to sign ( > ).

help please ASAP ;)))

Answers

It’s hard to believe that there’s more than one answer. I just know for sure that B is one of them.

plzzzzzzzzzzzzz help!!!

Answers

it is not a perfect square trinomial.
Explanation:
Perfect square trinomials are of the form:
(
a
+
b
)
2
=
a
2
+
2
a
b
+
b
2
then:
x
2
+
10
x
+
100
is not a perfect square trinomial:
a
=
x
,
b
=
10
,
2
a
b
=
20
x

Find the distance between (-3, 2) and (-7, 0). Round to the nearest tenth if needed.
A.6
B.9
C.20.3
D.4.5

Answers

D. 4.5 hope this helps
4.5✋ but it could also be 4.5 which is d

Please Help!!!!


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\
\

Answers

Answer:

20 divided by 5.^-^

Step-by-step explanation:

Answer:

The first one 20 divided by 5

Step-by-step explanation:

They split into 5 groups not groups of five

plz help me to answer this

Answers

Answer:

1 a 2 b 3 d 4 c 5 c 6 b

Step-by-step explanation:

For each number, name its opposite.
a. -5
b. 28
C. -10.4
d. 0.875
e. O
f. -8,003

Answers

A. 5 B. -28 C. 10.4 D. -0.875 E. -0 F. 8,003

NO LINKS - death valley is the hottest place in the united states. the highest temperature ever recorded there was 134F the lowest temperature recorded there was 15F write two inequalities that would describe the temperature, in degrees fahrenheit, in death valley at any time since temperatures have been recorded

Answers

Answer:

134F>15F and 15F< 134F

Step-by-step explanation:

if you flip the first one then you have the second

A pear weighs 7/8 pound. A case contains 12 pears. If each pear weighs the same, how much does the case of pears weigh?

Answers

Answer:

67

Step-by-step explanation:

Answer:

10.5 pounds

Step-by-step explanation:

[tex]\frac{7}{8} *12=10.5 lbs[/tex]

help please omg ive been working on this for such a long time

Answers

last one
because when u want to find the cost of one thing, you need to divide

Answer:

D

Step-by-step explanation:

It D because you must divide to get the cost for each notebook since there are 6 notebooks and they all cost $13.50. [tex]6\sqrt{13.50}[/tex] so, 2.25 each.

Gallon
3
2
1
OC
2
5
6
2
8
10
Minutes
The graph represents the gallons of water (/) per minute (x) dispensed by a shower head. Which statements are correct?
A)
Point (0,0) represents the unit rate,
8)
Point (5, 1) represents the unit rate,
Point (1,5) represents the unit rate.
D)
7.5 gallons of water are used in 1.5 minutes,

Answers

Answer:

I'm gonna base this off of gallon being y and minutes x

Step-by-step explanation:

it dosnt say it starts with any water in it and I have no numbers to base this so I'm gonna say that it passes through the origin and unit rate depends on how many gallons a minute just take 2 minutes and 1 gallon right well that would be .5 for unit rate hope this helps you

According to its packaging, the circular base of a table lamp has a circumference of 50.24 centimeters. What is the lamp base's radius?

Answers

Answer:

r=8cm

Step-by-step explanation:

r=C

2π=50.24

2·π≈7.99594cm

A 9 pound bag of sugar is being split into containers that hold 2/3 of a pound. How many containers of sugar will the 9 pound bag create?

A. 13 1/2
B. 15 1/3
C. 13 1/3
D. 27

Answers

9 divided by 2/3 would be 13.5, so your answer is A.

A parallelogram has an area of 84 square centimetres and a base of 4 centimetres. Write and solve an equation to find the length of the height in centimetres

Answers

Answer:

21cm

Step-by-step explanation:

please help will mark brainliest (dont use links)

Answers

Answer:

A

Step-by-step explanation:

vuffyf thjcjvfyxfbhhjh

A...........................

If the data in the stem-and-leaf graph below were shown in a line plot, which statement(s) would be true
of the line plot?

Answers

Answer:

We could calculate the range and median.

9 – 8v + 6 + 9v
help
pls

Answers

9v-8v= v
9+6=15
Answer:15

help confusing???? HELP ASAP

Answers

Answer:

expression: t³

Step-by-step explanation:

a number that can be presented by: t, is cubed which means it's raised to the power of 3.

T to the third power

!! IMAGE ATTACHED & 30 POINTS !!

What is the measure of angle PQS in the figure below?

A. 36°
B. 60°
C. 72°
D. 108°

Answers

The answer is 72° hope this is correct .

PLZZZ help with this its pretty simple!

Answers

Answer:

Ok so first you want to distribute the -1 in front of the 3x^2-7x+1

Which turns the problem into

X^2+5x-6 -3x^2+7x-1

Then just combine like terms

-2x^2+12x-7

Also ^ followed by the number is the exponent

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