y = x2 + 12x + 30
8x − y

Answers

Answer 1
8x - x2+ 12x +30
6x+12x +30
18x +30

8x- x2 +12x +30
-4x -x2 + 30

If the x2 was a mistake ignore the second one. The first should be correct.

Related Questions

PLS, 10 Mins LEFT HELP ME!!!

Answers

1. 7y

2.  i need the options for that one

3. y-value = 13

(branliest will be helpful thanks)

2 1/4 + 3 1/2 = ??? ​

Answers

Answer:

[tex]5\frac{3}{4}[/tex]

Step-by-step explanation:

You need to set bot denominators equal so multiply the second fraction by two for both the top and bottom.

[tex]2\frac{1}{4} +3\frac{1}{2} \\ =2\frac{1}{4} +3\frac{2}{4}\\\\ =5\frac{3}{4}[/tex]

Find the volume of the hemisphere.

Answers

V(sphere) = 4/3 * π * r³ . Therefore, the volume of a hemisphere formula is as follows: V = V(sphere)/2 , V = 2/3 * π * r³ .

find the coordinates of the midpoint ​

Answers

the second one hope this helps

show dis and i will mark you correcr

Answers

Answer:

A and D

Step-by-step explanation:

The area of the combined rectangle is:

t(5 + 4) = 5t + 4t = 9t

Incorrect choices are:

A. 4*5*tD. t + 5 + 4

Answer:

Solution :-

Second option is correct because t is the breadth and 5 and 4 are length. So, Option B is correct 5t + 4t

On adding both we get 9t. Option C is correct

We may also take t as common and may be written as

t(5 + 4)

Correct option are B,C,E

[tex] \\ [/tex]

It would take 150 minutes to fill a swimming pool using the water from 5 taps.
A) how many minutes will it take to fill the pool if only 3 of the taps are used? ______ minutes
B) an assumption being made in my working is that all the taps are flowing the same__ ___

Answers

Answer: points for points

Step-by-step explanation:

Hi  t sure what to do?

HELPO PLS TYSMMM
I’m bad so help lol

Answers

Answer:

no, yes, yes , no, yes

Step-by-step explanation:

Answer above me is correct

The area of a rectangle is 8w + 18 square feet. The length of the rectangle is 2 feet. Use factoring to write an expression to represent the width of the rectangle.

Answers

Answer:

The expression that represents the width of the rectangle is 4w + 9

Step-by-step explanation:

The formula of the area of the rectangle is A= length x width

The area of a rectangle is 8w+18 square feet.

A= 8w+18

The HCF of 8 and 18 is 2

Divide each term of the area by 2 to get 2 as a common factor

8 /2 =4 and 18 /2 = 9

A=2(4w+9)

The length of the rectangle is 2 feet

Substitute it in the formula of the area above

A=2 x width

A=2 width

Equate the two right sides of the area

2 width =2(4w+9)

Divide both sides by 2

The width = 4w+9

A factory produces 90 packages of mixed nuts in 1 min. A quality control manager selected 10 of these 90 packages at random and then counted the number of nuts in each package. The manager recorded the results.

30, 31, 36, 32, 35, 35, 35, 33, 31, 36

What is the estimated median number of nuts in all 90 packages?

Enter your answer in the box.

nuts =

Answers

answer:

34

explanation:

First of all, put the numbers in order

30, 31, 31, 32, 33, 35, 35, 35, 36, 36

Then, find the middle number.
In this case, there is an even amount of numbers so, we have to pick the 2 middle numbers which is 33 and 35.

Now all you have to do is add these two numbers together then divide by 2 which will give you 34.

or, in simpler questions like this one, you can just say 34 as you know it is between 33 and 35.


In other questions, it might have and odd amount of numbers, for example:

3, 3, 5, 8, 10

so all you would do here is pick the middle number which would be 5. (it has 2 numbers on each side of it)

Answer:

34

Step-by-step explanation:

just because its 34  add my

If apples are 6 for $2.70, how much is one apple?

Answers

Answer:

0.45

Step-by-step explanation:

2.70 / 6 = 0.45

Answer:

1 apple is 2.2

Step-by-step explanation:

The area of a parallelogram can be found by the equation area = (b)(h)

Find the height of a parallelogram that has an area of 10
1
2
in² and a base of
3
4
in.

The height of the parallelogram is
inches.

Answers

Answer:

14

Step-by-step explanation:

Answer:

answer: 14

Step-by-step explanation:

got it right

Let f(x) = 7x² + 19x + 21 and g(x) = 4x² + 4x + 3 . Identify the solution(s) of f(x) = g(x).

Answers

Answer:

-3 and -2

Step-by-step explanation:

7x² + 19x + 21 = 4x² + 4x + 3

combine like terms:

3x² + 15x + 18 = 0

3(x² + 5x + 6) = 0

(x + 3)(x + 2) = 0

x = -3

x = -2

What is the slope in this situation: A bean plant is growing three inches every two days.

Answers

Answer:

I need a picture of the problem to be able to solve it.

Step-by-step explanation:

2/5 - 1/ 3 / 4/7

A. 7/8
B. 4/14
C. -11/60
D. 8/14

Answers

Answer:

2/5 - 1/ 3 / 4/7

[tex] \frac{2}{5} - \frac{1}{3 } \times \frac{7}{4 } \\ \frac{12 \times 2 - 7 \times 5}{60} \\ \frac{ - 11}{60} [/tex]

C.-11/60 is your answer

HELP!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

C

Step-by-step explanation:

The mean is essentially the average.

Just add all of them together, and divide by the number of numbers you added.

Which of the following situations are equal to 50%? Select all that apply.A) 3 out of 6
B) 9 out of 18
C) 9 out of 12
D) 16 out of 32
E) 42 out of 84

Answers

A: 3 out of 6
B: 9 out of 18
D: 16 out of 32
E: 42 out of 84

Answer: all except C

Step-by-step explanation: cause 50% is a half of the 2nd number. Which means that the 1st number multiply by 2 it will be the 2nd number

I need help on these Math questions ASAP. Sorry if I come off as annoying. I don't understand these questions and I've researched everything. They've been overdue for about a week now. Sorry.

Answers

Answer:

Ok

Step-by-step explanation:

Could someone give me the answer to this question

Answers

Answer:

Circumference = 62.8

Step-by-step explanation:

The equation for discovering a circle's circumference is simple:

-------------------------------------------------------

C = 2πr

C is the circumference (how long is the circle around)

R is the radius (half of the width of the circle)

--------------------------------------------------------

So, instead of giving us the radius, they gave us the diameter. (the full width of the circle) So, we divide that by 2 to get the radius.

20/2=10

Now, time to fill in the equation.

C = 2π10

C = 20π

C = 62.8

*They told us to use 3.14 for pi.

En una carrera participaron 7000 personas entre hombres y mujeres y 5000 personas entre mujeres y niños. Si han corrido 3000 mujeres ¿cuantas mujeres participaron en total?

Answers

Answer:

9000 personas en total participaron de la carrera.

Step-by-step explanation:

En este caso, planteo las siguientes variables:

x: cantidad de hombres que participaron de la carrera.y: cantidad de niños que participaron de la carrera.

En una carrera participaron 7000 personas entre hombres y mujeres. Si han corrido 3000 mujeres, entonces se puede interpretar mediante la siguiente expresión:

3000 + x= 7000

Entonces, resolviendo se obtiene que participaron la siguiente cantidad de hombres:

x= 7000 - 3000

x= 4000

En la carrera también participaron 5000 personas entre mujeres y niños. Entonces se puede interpretar mediante la siguiente expresión:

3000 + y= 5000

Resolviendo se obtiene que participaron la siguiente cantidad de niños:

y= 5000 - 3000

y= 2000

Para calcular la cantidad de personas en total que participaron de la carrera, debes sumar la cantidad de hombres, mujeres y niños. Esto es:

4000 hombres + 3000 mujeres + 2000 niños= 9000 participantes

9000 personas en total participaron de la carrera.

please help both questions marking brainlist

Answers

Answer:

rsfkejfnailwknd

Answer:

4) point q is (6,-2)

It is reflected across the y axis and becomes

(-6,-2)

then it goes down 2 and becomes

(-6,-4)

5) Since it can be mapped to the other segment with only reflection it is the same size as the other segment.

25.3 inches

You roll a die and pick a marble. How many outcomes are possible?

Answers

Answer:

2/6

Step-by-step explanation:

An angle measures 6º more than the measure of its complementary angle. What is the measure of each angle?​

Answers

Answer:

93º and 87º

Step-by-step explanation:

solve for t
-18 = -3t
t = (_)

Answers

Answer:

3×6=18 t= (6)

I hope this helps by using division

Answer:

t = 6

Step-by-step explanation:

you want (t) by itself so you would divide both sides by -3. A negative divided by a negative is a positive. same goes for multiplying two negative numbers. The answer would be positive

At which value in the domain does f(x) = 0?
Ty
10
8+
6
4
2
-1
3
-10
--3

Answers

120 is the answer u neee to multy 7and 99

Help me plz !!!!! ):$$:):!:!!::

Answers

Answer:

9x - 13 = y

Step-by-step explanation:

big brain

1
y>
5x + 3

What is the y-intercept
(xy)

What is the slope

Will the line be solid or dotted

Answers

Given:

The inequality is:

[tex]y>5x+3[/tex]

To find:

The y-intercept, slope and type of line (solid or dotted).

Solution:

The slope intercept form of a line is:

[tex]y=mx+b[/tex]            ...(i)

Where, m is the slope and b is the y-intercept.

We have,

[tex]y>5x+3[/tex]

The relation equation is:

[tex]y=5x+3[/tex]             ...(ii)

On comparing (i) and (ii), we get

[tex]m=5[/tex]

[tex]b=3[/tex]

It means the slope is 5 and the y-intercept is 3.

The sign of the inequality in the given inequality is ">". It means the boundary line is not included in the solution set. So, the boundary line is a dotted line.

Therefore, the slope is 5, the y-intercept is 3 and the line is a dotted line.

The vertices of AABC have coordinates A(-2, -1), B (10,-1), C (4,4). State the
area of AABC.
HELP ASAP

Answers

Answer:30

Step-by-step explanation:

Someone please quickly help me! <33

Answers

Answer:

43.8%

Step-by-step explanation:

39/89

43.8%
39/89 is the answer

An altitude is drawn forming a right angle and two congruent triangles. The length of the altitude is 18 inches, and the length of the base is 17 inches. Find the triangle’s perimeter. Round to the nearest tenth of an inch.

Answers

Answer:

56.8

Step-by-step explanation:

Base: 17/2=8.5

8.5^2+18^2=x^2

72.25+324=x^2

x^2=396.25

Perimeter: 19.9+19.9+17=56.81

In the right triangle shown, m\angle Y = 30\degreem∠Y=30°m, angle, Y, equals, 30, degree and XY= 6XY=6X, Y, equals, 6.

Answers

Answer:

YZ = 6.93

Step-by-step explanation:

Find the complete question attached

From the diagram, we are to look for YZ

Given the following

XY = adjacent = 6

measure of m<Y = 30degrees

Required

YZ = hypotenuse

Using the SOH CAH TOA identity

Cos theta = adjacent/hypotenuse

Cos 30 = XY/YZ

Cos 30 = 6/x

x = 6/cos30

x = 6/0.8660

x = 6.93

Hence the length of YZ is 6.93

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