what's 2+2 I don't know

Answers

Answer 1

Answer:

4

Step-by-step explanation:

2 + 2 = x

2 = x - 2

1 = [tex]\frac{x}{2}[/tex] - 1

1 = [tex]\frac{x-2}{2}[/tex]

4 = 2x - 4

8 = 2x

x = 4

2 + 2 = 4


Related Questions

I need help plzzzzzzz help24+4x=6x+2

Answers

the answer is x=11 !

Answer:

x = 11

Step-by-step explanation:

24+4x=6x+2

substract 2x from both sides 4x-4x and 6x -4x

24 = 2x + 2

Substract 2 from both sides 24-2 and 2-2

22 = 2x

Divide by 2 to both sides 22/2 and 2x/2

x = 11

Ill give brainllest
what is 18+26+37+36+8+28?

Answers

Answer:

153

Step-by-step explanation:

Answer:

18+26+37+36+8+28 = 153

hope this helps!

Write the standard equation of the circle if the center is (-1,2), and a point on the circle is (2,6).

Plz help me someone​

Answers

Answer:

(x+1)²+(y-2)² = 25

Step-by-step explanation:

Standard equation of the circle is expressed as;

(x-a)²+(y-b)² = r²

(a,b) is the center of the circle

r is the radius

Get the radius

r = √(x2-x1)²+(y2-y1)²

r = √(2+1)²+(6-2)²

r = √3²+4²

r = √9+16

r = √25

r = 5

Substitute into the formula

(x-a)²+(y-b)² = r²

a = -1, b = 2, r = 5

(x-(-1))²+(y-2)² = 5²

(x+1)²+(y-2)² = 25

This gives the required equation

Look at the following graph and determine the slope of the line.

Answers

Answer:

1/2

Step-by-step explanation:

That be your answer mate.

Could someone please help me with me two previous math questions?? Thx!!

Answers

I d k ok soourrrrru okokikokkkkk

Sure what questions :)

600% of what number is 5,100

Answers

ANSWER: 850


STEP BY STEP: 5100/ 600% is 850

an initial population of 327 pheasant increases at an anual rate of 15% write an exponential function to model the quail population

Answers

Answer:

y= 327(0.85)^t

Step-by-step explanation:

Given data

Initial Population= 327

Increase= 15%

The model for an exponential function is represented as

y= P(1-r)^t

Substitute

y=327(1-0.15)^t

y= 327(0.85)^t

40 students at a particular school are randomly selected for a survey. 18 have blue eyes. If there are 400 students at this school, what is a reasonable estimate of the total number of students with blue eyes?

Answers

a reasonable estimate would be 180 students with blue eyes

Answer:

180 students have blue eyes

Step-by-step explanation:

If 18/40 students have blue eyes, when the total number rof students is 400

18/40 × 400=180

What is the value of the expression “three less than the quotient of ten and a number, increased by six” when n = 2?
A. 2
B. -7/4
C. 8
D. 19/2

Answers

Answer: 8

Step-by-step explanation:

Right on edge!

PLEASE ANSWER HONESTLY (PLEASE BE HELPFULL I HAVE BEEN STUCK ON THIS PROBLEM) WILL MARK BRANIEST IF CORRECT. (no links my computer is slow and no ctrl c ctrol v if possible (see picture below)

Answers

Answer:

down below

Step-by-step explanation:

so the volume of a cone is 1/3 of the volume of the cylinder.

[tex]V=\frac{1}{3} *108\pi \\V=36\pi[/tex]

Answer:

B) 36π

Step-by-step explanation:

cone volume = 1/3 cylinder volume so:

1/3(108π) = 36π

what is 6÷2 squaredwhat is 6 ÷ 2 squared ​

Answers

Answer:

(6/2)² = 3² = 9

6²/2² = 36/4 = 9

Answer:

9

Step-by-step explanation:

6/2 is 3

squaring three we get 3 to  the power of two or 3x3

3x3=9

3 squared is 9

Graph the equation using the point and the slope.
y-4= 1/2(x-4)

Answers

Answer:

Look at the explanation

Step-by-step explanation:

From this equation, we know our point slope form: y-4= 1/2(x-4)

From here, we also know our point: (4,4)

Our slope is 1/2

We first plot (4,4) on the graph. Then we graph the slope by moving one space up from (4,4) and moving over two spaces.

Our graph would look something like this:

The rectangle below has an area of x ^ 2 - 16 square meters and a width of x + 4meters . What expression represents the length of the rectangle?

Answers

Answer:

length=x-4

Step-by-step explanation:

4​, 0​, 3​, 6​, 3​, 2

What is the mean?

Answers

Answer:

3

Step-by-step explanation:

add them all to get 18 then divide by 6 which is a total number of numbers there

Answer:

3

Step-by-step explanation:

At the grocery store, marilyn bought 4 apples and 7 oranges. select two ways she could write the ration of apples to oranges.

A. 7:4
B. 4 to 7
C. 4:11
D. 4:7
E. 7 to 4

(they are optional)

Answers

Given:

Number of apples purchased = 4

Number of oranges purchased = 7

To find:

The ratio of apples to oranges in two ways.

Solution:

Ratio of apples to oranges is:

[tex]Ratio=\dfrac{Apples}{Oranges}[/tex]

After substituting the given values, we get

[tex]Ratio=\dfrac{4}{7}[/tex]

[tex]Ratio=4:7[/tex]

[tex]Ratio=4\text{ to }7[/tex]

Therefore, the correct options are B and D.

What is the area of the kite

Answers

Answer: what kite can you put the pic

Step-by-step explanation:

Answer:

The area of a kite measures the space inside the four sides. The most common way to find the area is by using the formula A = xy/2, where x and y are the lengths of the diagonals.

Step-by-step explanation:

plz mark me brainlest

Find 2a for a = 3-
4
= 34

Answers

Answer:

68

Step-by-step explanation:

2a

2x34(adding value of a)

68

how many ounces does a cat drink each day?

Answers

Answer:

You mean ounces of water yes?

Cats drink between 5 to 10 fluid ounces of water per day

Step-by-step explanation:

Cats need between 3.5-4.5 ounces of water per 5 pounds of body weight per day. So if you have a 10 pound cat, then they should be consuming between 7-9 ounces per day

I NEED HELP WITH THIS ASAP!!

Answers

The equations are ABC and the word stories are 123

The answers are as followed

C and 1

A and 2

B and 3

Hope this helped and have an amazing day :)

-yO mAmA

Answer:

1st story: 3(x+5) = 17

2nd story: 3x+5 = 17

3rd story: 5x+3 = 17

True or False:

(2x2 - 3x) - (4x2 - x) = -2x2 - 2x

Answers

Answer:

True??????? I guess

Step-by-step explanation:

Answer

It is true

you just solve for x on the left side first then the same on the right they should be the same

i think this is how i would do it

Line w passes through the coordinate points (3,1) and (−6, −2). What is the slope of w?
F. −3
G. −1/3
H. 1/3
J. 1
K. 3

Answers

the answer will be H. 1/3


Answer this question to get marked as brainliest!!!!!!

Answers

Answer:

Part A     A.  400 sq ft.

Part B     A.   509 sq ft

Step-by-step explanation:

Part A

Area of square = side squared

Since all the sides of the square are congruent and the perimeter is 80, then the length of each side is 80/4 = 20

A = 20^2 = 400 sq ft

Part B

C = πd

80 =

80/π = d

r = d/2 = 80/2π = 40/π

A = πr^2 = π(40/π)^2

   = 1600π/π^2 = 1600/π = 1600/3.14 = 509 sq ft

Will mark Brainliest

Answers

Answer:

A= pi r²

Step-by-step explanation:

Sorry i dont know how to do the pi symbol

Answer:

( x + 2 )² + ( y - 1 )² = 25

Step-by-step explanation:

Circle equation - ( x - h )² + ( y - k )² = r²

Important notes:

(h,k) = center

r = radius

The first step would be to find the center

( it's hard to explain how to find the center point virtually but the center point is at (-2,1) )

Like stated before ( h , k )  = center point

* replace center point with (-2,1) *

( h , k ) = ( -2 , 1 )

h = -2

k = 1

* plug in the h and k values into the circle equation *

now we have ( x - ( -2) )² + ( y - 1 )²

Now to find the radius

We can find the radius by using the distance formula with the center point and any point on the circle's outline

The point chosen can vary but i chose (3,1)

Because the y value of the chosen point and the y value of the center are the same we can simply subtract the larger x value by the smaller x value to find the radius

3 - (-2)

the two negative signs cancel out

3 + 2 = 5

So the radius equals 5

* plug in the value of the radius into the equation *

Now we have

( x - (-2) )² + ( y - 1 )² = 5²

our final step is to simplify

- (-2) the two negative signs cancel out and it turns into +2

5² = 25

Our final answer would be ( x + 2 )² + ( y - 1 )² = 25

An 18-ft tall tree casts a shadow of 25 feet. Find the angle of elevation of the sun.

Answers

Answer:

46.05degrees

Step-by-step explanation:

Given the following

Height of tree = 18ft (Opposite)

length of shadow = 25ft (hypotenuse)

Required

Angle of elevation

Sin theta = opp/hyp

Sin x = 18/25

sin x = 0.72

x = arcsin(0.72)

x = 46.05

Hence the angle of elevation of the sun is 46.05degrees

What’s this answer? please help me

Answers

Answer:

A. About 1/3 of the people prefer pie without ice cream

Step-by-step explanation:

We know there were 80 people surveyed, so that's our denominator. Pie without ice cream is the bottom row. 15 + 12 = 27. 27/80 = 0.3375, which is 33.75% (multiply 0.3375 by 100), which is about 1/3.

B is wrong, because the blueberry pie numbers are not double the cherry pie numbers

C is wrong because cherry with ice cream is 24, blueberry without is 15

D is wrong because the ratio of blueberry to cherry is 44:36, and with ice cream to without is 53:27

Simplify 2x^2-7x-4/x^2-5x+4 What are the excluded values

Answers

Answer:

x = 1

Step-by-step explanation:

Given

[tex]\frac{2x^2-7x-4}{x^2-5x+4}[/tex] ← factor numerator and denominator

= [tex]\frac{(x-4)(2x+1)}{(x-4)(x-1)}[/tex] ← cancel (x - 4) on numerator/ denominator

= [tex]\frac{2x+1}{x-1}[/tex]

The denominator of the rational expression cannot be zero as this would make it undefined. Equating the denominator to zero and solving gives the value that x cannot be.

x - 1 = 0 ⇒ x = 1 ← excluded value

Answer:

On edge it is D, 1 and 4

Step-by-step explanation:

Why was it impossible to find this answer

An architect designs two similar triangular patios. The first patio has angle measures of (x + 5)°, (y + 15)°, and 80°. The second patio has angle measures of (x + 25)°, 40°, and 60°. Find the values of x and y. please answer fast! i just need this one!

Answers

Answer:

x = 55° and y = 25°

Step-by-step explanation:

Since we have two triangular patios with angles  (x + 5)°, (y + 15)°, and 80° and the second patio has angles, (x + 25)°, 40°, and 60° respectively, and the sum of angles in a triangle is 180, we have that,

(x + 5)° + (y + 15)° + 80° = 180° and

(x + 25)° + 40° + 60° = 180°

Simplifying both expressions, we have

x + 5° + y + 15° + 80° = 180° and

x + 25° + 40° + 60° = 180°

collecting like terms, we have

x  + y + 5° + 15° + 80° = 180° and

x + 25° + 40° + 60° = 180°

Adding the like terms, we have

x  + y + 100° = 180°  and

x + 125° = 180°

So,

x  + y = 180° - 100° and

x = 180° - 125°

Thus,

x  + y = 80°   and

x = 55°  

So, y = 80° - x = 80° - 55° = 25°

So, x = 55° and y = 25°

from the chapter Rational Numbers​some body please answer fast

Answers

Answer:

- [tex]\frac{3}{7}[/tex]

Step-by-step explanation:

Given

- [tex]\frac{42}{98}[/tex] ← divide numerator/ denominator by 14 )

= - [tex]\frac{3}{7}[/tex]

Find the volume of the cylinder

What is the exact volume in terms ofx?

What is the approximate volume using 3 14 forx?​

Answers

9514 1404 393

Answer:

  5000π mm³ ≈ 15,700 mm³

Step-by-step explanation:

The volume of the cylinder is given by the formula ...

  V = πr²h

For the given radius and height, the volume is ...

  V = π(10 mm)²(50 mm) = 5000π mm³

Using 3.14 for π, the volume is ...

  5000(3.14) mm³ = 15,700 mm³

Angle A is x. Angle B is 20 more than angle A. If angles A and B are supplementary angles, find the value of x.

Answers

Answer:

9

Step-by-step explanation:

that's because angle B is twice angle A in which they add up to 180 because they are supplementary angles

20x=180

divide both sides by 20

in which

x=9

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