CAN SOMEONE PLEASE HELP WITH THIS IT I URGENT

CAN SOMEONE PLEASE HELP WITH THIS IT I URGENT

Answers

Answer 1

Answer:

Step-by-step explanation:

9+7+2=18

But since there are only 12 people in the class, its overlapping. So 18-2(the people that have nether), is 16.

So 16-12 is 4. Therefore 4 people have both a brother and a sister.


Related Questions

What is the absolute value of 100?

Answers

The absolute value of 100 is -100

Please help me please!!

Answers

Answer:

A. 4

B. 8

C. 3

D. 7

E. 6

F. 2

G. 3

H. 5

Step-by-step explanation:

Billy graphed the system of linear equations to find an approximate solution. y = A system of equations. y equals negative StartFraction 7 over 4 EndFraction x plus StartFraction 5 over 2 EndFraction. y equals StartFraction 3 over 4 EndFraction x minus 3.x + y = x – 3 A coordinate grid with 2 lines. The first line is labeled y equals negative StartFraction 7 over 4 EndFraction x plus StartFraction 5 over 2 EndFraction and passes through the (0, 2.5) and (2.2, negative 1.4). The second line is labeled y equals StartFraction 3 over 4 EndFraction x minus 3 and passes through (0, negative 3, 0.14) and (2.2, negative 1.4) Which points are possible approximations for this system? Select two options. (1.9, 2.5)

Answers

Answer:

2.2, -1.4 and 2.2, -1.35

Step-by-step explanation:

b and c

The points that are possible approximations on the graph are: (2.2, –1.4) (2.2, –1.35)

How to solve for the points in the graph

We have these equations

[tex]y = -\frac{7}{4} x+\frac{5}{2}[/tex]

[tex]y = \frac{3}{4} x-3[/tex]

From the picture we can see that these two lines intersected at a point on the graph.

This point of intersection is x, y.

The x coordinates are at 2, 3

The y coordinates are at -1, -2

From these points we can have approximations for this system as: (2.2, –1.4) (2.2, –1.35)

Read more on graphs here:

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If PQR is an equilateral triangle, PQ=18x+1, QR=24x-17, and PR=15x+10, find x and the measure of each side.

Answers

Answer

QR= PQ= PR

18x+1= 24x-17

18x-24x= -17-1

-6x= -18

x= 3

QR= 24(3)-17= 55

PQ= 18(3)+1= 55

PR= 15(3)+10=55

Answer:

The value of x is 3. The length of PQ, QR and PR are 55.

Step-by-step explanation:

Given that the lengths in an equilateral triangle are all the same. We can assume that PQ = QR = PR. So we can choose any 2 lengths and compare it :

[tex]PQ = QR[/tex]

[tex]18x + 1 = 24x - 17[/tex]

[tex]1 + 17 = 24x - 18x[/tex]

[tex]6x = 18[/tex]

[tex]x = 18 \div 6[/tex]

[tex]x = 3[/tex]

Next, we have to substitute x = 3 into the expressions :

[tex]PQ = 18(3) + 1 = 55[/tex]

[tex]QR = 24(3) - 17 = 55[/tex]

[tex]PR = 15(3) + 10 = 55[/tex]

9/20/2020
Print Assessment
18. The population of Nevada was estimated at 2,839,000 in 2014. What is 2,839,000
expressed in scientific notation?
A.
2.839 X 106
В.
2.839 x 107
C.
28.39 X 10'
D.
28.39 x 10

Answers

Answer:

Step-by-step explanation:

= 2.839 × 106

(scientific notation)

= 2.839e6

(scientific e notation)

= 2.839 × 106

(engineering notation)

(million; prefix mega- (M))

= 2839000

(real number)

B is the right answer I think

Convert the following percent into common fractions in simplest form:
5 1/3%

Answers

Answer:

4/75

Step-by-step explanation:

you will get 5 and 1/3 percent equals (5 + 1/3) / 100 which is equal to 5/100 + (1/3) / 100 which is equal to 5/100 + 1/300. place both fractions under a common denominator. you will get 5/100 + 1/300 = 15/300 + 1/300 = 16/300. simplify the fraction to get 16/300 = 8/150 = 4/75

The sum of two consecutive ODD integers is -76. Find the integers

Answers

Answer:

(-37) + (-35) = -76

Step-by-step explanation:

-76/2 =  -38 Take the preceding and following odd integers. They will be consecutive odd integers.

Find the area and circumference of a circle with a diameter of 10 in. Round to the nearest tenth for both values.

Answers

Answer: area = 0.1 m^2

Circumference = 0.8 m

Step-by-step explanation:

1 in = 0.0254 m

5 in = 0.0254 m × 5

5 in = 0.127 m

r = 0.127 m

Area of the circle = π r^2

= π × 0.127^2

= 0.05 m^2

=0.1 m^2

Circumference of the circle = 2 π r

= 2× π × 0.127

= 0.798 m

= 0.8 m

Answer:

1.  A = 78.5 in²2. C = 31.4 in

Step-by-step explanation:

1. area of a circle = πr²

2. circumference of a circle = 2πr

where diameter = 10 in.

                radius = 10 / 2 = 5 in

1. area of a circle = π(5)²

                            = 78.5 in²

2. circumference of a circle = 2πr

                                              = 2π(5)

                                             = 31.4 in

QUICK IN NEED HELP BRAINLY TO WHO ANSWERS FIRST
Solve the proportion.

Answers

Answer: 2/5

Step-by-step explanation: well if we take a look at how the denominators we have are 5 and 35 we can divide 35/5 which=7 so 14/7=2 therefore you get 2 over 5 or 2/5

Answer:

x=2

2/5=14/35

Step-by-step explanation:

x in (-oo:+oo)

x/5 = 14/35 // - 14/35

x/5-(14/35) = 0

x/5-2/5 = 0

1/5*x-2/5 = 0 // + 2/5

1/5*x = 2/5 // : 1/5

x = 2/5/1/5

x = 2

x = 2

Hope it helps :)

Brainliest pls? Have a good day/night

the temperature dropped 2°F every hour for 6 hours. What was the total number of degrees the temperature changed in the 6 hours? Explain how you determined your answer.

Answers

Answer:The temperature dropped 12 degrees Fahrenheit total

Step-by-step explanation: The temperature dropped 2 degrees per 1 hour for 6 hours, so you would multiply 2 (degrees per hour) by 6 (hours the temperature dropped). 6 x 2 = 12

The total number of degrees the temperature changed in the 6 hours is 12°F.

Here,

The temperature dropped 2°F every hour for 6 hours.

We have to find,

The total number of degrees the temperature changed in the 6 hours.

What is Degree in Fahrenheit?

Fahrenheit is a scale for measuring temperature, in which water freezes at 32 degrees and boils at 212 degrees. It is represented by the symbol ° F.

Now,

The temperature dropped 2°F every hour for 6 hours.

1 hour =  2°F

6 hour = 6 x 2 = 12°F

Hence, The total number of degrees the temperature changed in the 6 hours is 12°F.

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DIVIDE. Show how you used partial quotients to find your answer.

1,562 ÷ 34

Answers

1562 divided by 35= 45 with a remainder of 32

In a class of 60 students in an online test, where girls are twice the number of boys, mellisa ranked 27th from the top. If there are 9 boys ahead of mellisa, how many girls are after there rank?

Answers

Answer:

17

Step-by-step explanation:

60 students in total, that means girls are 40 in number and boys are 20 in number (because girls are twice the number of boys).

If girls are 40 in total

Boys are 20

With 9 boys ahead of melissa, that means ( we will use 26 because she is in 27th)

26-9 = 17

This means 17 girls are ahead of melissa.

Use the regression calculator or another tool of your choice to create a scatter plot of the data for men, where the independent variable is the year since 2000 and the dependent variable is the number of people (in thousands). Take a screenshot of your scatterplot and paste it below. If your graph does not include labels, then include a description of what the axes represent.

Answers

Answer:i have attached the graph...this it the teachers edition EXACT ANSWERS be smart.

Step-by-step explanation:

The x-axis is the independent variable and it represent the number of years since 2000. The y-axis is the dependent veriable and it represents the number of US citizens(in thousands) who earned a bachelor degree.

How can i find the weight of the moon?

My teacher has asked me to find a way to measure the weight of the moon, and how heavy the moon is.

Answers

7.35 x 10 (22) kg ( I think )

A triangle has vertices on a coordinate grid at A(-8, -10), B(9, -10), and
C(9,-3). What is the length, in units, of AB?

Answers

Answer:

17

Step-by-step explanation:

The length of line AB is 17 units which is one side of a triangle.

What is a triangle?

A triangle is a closed 2D figure formed by joining three non-co-linear points. By the property of sides, triangles are of three types they are:- Equilateral triangle, Isosceles triangle, and scalene triangle.

We know the length of two given pairs of points can be determined by the distance formula which is [tex]\sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2[/tex].

Given are the points of the vertices of a ΔABC are A(-8, -10), B(9, -10), and

C(9,-3).

∴ The length of line AB is,

= [tex]\sqrt{(9 + 8)^2 + ( -10 + 10)^2}[/tex] units.

= [tex]\sqrt{17^2}[/tex] units.

= 17 units.

learn more about triangles here :

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Your company buys a car, and its value goes down over time. What is that process called?

Answers

Answer:

depreciation, hope this helps

choose the equation that represents the solutions of 0=0.25x2 - 8x

Answers

Answer:

the answer  is c. just finished the assignment on brainly

Step-by-step explanation:

In a​ week, 12 hens laid 60 eggs. What is the unit rate for eggs per​ hen? The unit rate is ______ ​egg(s) per hen

Answers

Answer:

5 eggs per hen is the answee

Answer:

5

Step-by-step explanation:

I divided 60 by 12

Translate into an algebraic expression:
Five less than the product of t and 15.

Answers

Answer:

15t-5

Step-by-step explanation:

im not sure if this is the type you are looking for, if not let me know and i will fix it

Answer:

15t -5

Step-by-step explanation:

less than comes after

product means multiply

15t -5

M is an example of all of the following except
a constant
a term
an expression
a variable

Answers

The correct answer is A) a constant

Answer:

its A

Step-by-step explanation:

in a sport %53 of those surveyed belived their high school football team will win the state championship the poll shows a margin of error of 5 percentage points write and solve an absolute value in quality to find the least and the greatest percent of people that think their team will win the state championship

Answers

Answer:

Step-by-step explanation:

From the given information:

suppose, the total number of people = n

Thus, the percentage of people believe in high school = 53% = 0.53

= n × m

The poll also let us understand that the number of people falls in margin error.

= ±n × M.O.E

where;

M.O.E = margin of error = ±5%

the number of people falls in margin error. = ±n × 0.05 = 0.05 n

Thus, we can posit that the greatest percentage of people think for highschool was:

[tex]( \dfrac{0.53 n + 0.05 n}{2}) \times 100= 54%[/tex]

However, the least percentage of people think for highschool was:

[tex]\mathbf( \dfrac{0.53 n - 0.05 n}{2}) \times 100= 48 \%}[/tex]

Need help PLz you will get brainliest

Answers

Answer:

ab = 42

Step-by-step explanation:

4x + 6 + 7x + 15 = 120

combine like terms

11x + 21 = 120

subract 21 from both sides

11 x = 99

x = 9

plug in to double check 9 in 4x + 6 + 7x + 15

meaning 4 times 9 + 6 + 7 times 9 + 15

36 + 6 + 7 times 9 + 15

Then simplify,

42 + 7 times 9 + 15

Then simplify again,

42 + 63 + 15

Then simplify one last time,

42 + 78

and your answer is

120

meaning the X is right so now plug in the X in 4x +6

and your answer is 42

A scanner scanned 72 photos in 8 minutes. If it scans photos at a constant rate, it can scan _____ photos in 23 minutes.

Answers

Answer:

im stuck on this to

Step-by-step explanation:

Answer:

1656

Step-by-step explanation:

Solve the equation.
-8x = 72
X=

Answers

Answer:

-9

Step-by-step explanation:

Divide negative 8 with 72.

Answer:

x = -9

Step-by-step explanation:

Step 1: Write equation

-8x = 72

Step 2: Divide both sides by -8

x = -9

Step 3: Check

-8(-9) = 72

72 = 72

At the kennel, there are 6 dogs for every 5 cats The ratio of dogs to cats is​

Answers

Answer:

6:5

Step-by-step explanation:

Since there are 6 dogs and 5 cats, the ratio is just simply 6:5

factorise x2 plus 2x

Answers

Hey there!☺

[tex]Answer:\boxed{x(x+2)}[/tex]

[tex]Explanation:[/tex]

[tex]x2+2x[/tex]

Factor x2+2x by grouping:

[tex]x2+2x=\\x(x+2)[/tex]

x(x+2) is your answer.

Hope this helps!☺

Help! the picture is the problemmm

Answers

Answer:

sorry i cant answer that one man.

Step-by-step explanation:

can someone please answer this? If you do i will crown you as brainliest!

Answers

A. GIVE ME BRAINLIST

(9t-4)(-9t-4)

Multiply each term by each term then combine like terms:

9t x -9t = -81t^2

9t x -4 = -36t

-4 x -9t = 36t

-4 x -4 = 16

-81t^2 - 36t + 36t + 16

Combine like terms:

-81t^2 + 16

The answer is the second choice.

An equation is shown below.
3(x-2) + 7x = 1/2 6x - 2)
How many solutions, if any, does the equation have?

Answers

Answer:

there is one solution

Step-by-step explanation:

3(x-2) + 7x = 1/2(6x - 2)

3x -6 + 7x = 3x -1

10x -6 = 3x -1

7x -6 = -1

7x = 5

x = -5/7

When graphing an inequality, you use an open
dot when graphing which symbols? Check all
that apply.

Answers

Answer:

> <

Step-by-step explanation:

when there is no line underneath the symbol(or the equal to symbol) the dot is filled in. but when there isnt one it means the dot isn't filles in.

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