8 – 2x =
Helpppo pleaseee

Answers

Answer 1

This proplem is wrong there is a variable and no answer


Related Questions

A group of friends spent 1, 0, 2, 3, 4, 3, 6, 1, 0, 1, 2, and 2 hours online last night. What are the 1st and 3rd quartiles for this set of data?

Answers

1 and 3 i just did the math tell me if i’m wrong

A perfectly spherical scoop of ice cream has a surface area of 36π cm2 and the same diameter as the open end of the ice cream cone it rests on. The cone is 11 cm tall. If the ice cream melts into the cone, what volume of ice cream will overflow?

Answers

Answer:

9.43 cm³

Step-by-step explanation:

Given that the surface area of the spherical scoop is 36π cm², we find its radius. The surface area of a sphere, A = 4πr² where r = radius

36π cm² = 4πr²

r² = 36π cm²/4π

r² = 9 cm²

r = √(9 cm²)

r = 3 cm

So, the volume of the spherical scoop of ice cream is thus V = 4πr³/3

= 4π(3 cm)³/3

= 4π(9 cm³)

= 36π cm³

The volume of the ice cream cone is V' = πr²h/3 where r = radius of cone = radius of spherical scoop = 3cm and h = height of cone = 11 cm

V' = π(3 cm)² × 11 cm/3

= 9π cm² × 11 cm/3

= 33π cm³

So, the volume of ice cream that will overflow is thus V - V' = 36π cm³ - 33π cm³

= 3π cm³

= 9.43 cm³

A line passes through the points (2, –2) and (–6, 2). The point (a, –4) is also on the line. What is the value of a?


A coordinate plane.

–6
–1
1
6

Answers

First, we need to find the slope:
m=rise/run OR

m=(2+2)/(-6-2)
m=4/-8
m=-1/2

second we need to find the equation for the line using point-slope form:


y-(-2)=-(1/2)(x-2)



to find "a" we plug in the given y value and solve for x (in this case x=a):






so, a=6 and the point becomes (6,-4)

Answer:

the answer is option 4: 6

Step-by-step explanation:

What is the slope of the line represented by the equation y = 4/5x-3?

Answers

Answer:

The slope is 4/5

Step-by-step explanation:

What is the value of the expression

245-4) - 3 x (2+1)
7
19
51
1.75​

Answers

Answer:

Step-by-step explanation:

(245 - 4) - 3 x (2 + 1)

   241 - 3 x 3

      241 - 9

         232

or if u wrote the problem wrong

(45 - 4) - 3 x (2 + 1)

   41 - 3 x 3

      41 - 9

        32

actually comment what the actual equation is and I'll solve that, bc I don't think you typed it right

Help with this question plzz

Answers

Answer:

I think it is 4 white and 3 blue

Step-by-step explanation:

Because they have 3 cups of white then 6 cups of white so i think they multiplied it. Then they have 4 cups of blue then 8 cups of blue. So if you multiply it, it will give you the answer. I hope this is right and it helped and can you mark me brainliest!!!!!!!!

please help!! I will give brain liest for whoever answers them right

Answers

Answer:

1 - 6x+8

2 - 4y+5

3 - 7g+5

4 - 2w+4

5 - 14d-12

6 - -3r+5

7 - 8

8 - -10p+10

Select an expression equal to 6(4q + 8r)​

Answers

Answer: B: 24q+48r

Step-by-step explanation: 6(4q+8r)

=(6)(4q+8r)

=(6)(4q)+(6)(8r)

=24q+48r

 

Which of the following is an arithmetic sequence?
A 0,3, 8, 15, 24, 35, -..
B. 9, 4, -1, -6, -11, -16,
C. 1, 3, 6, 10, 15, 21,
D. -1, 0, 1, 0, 3, 0, ...

Answers

b

Step-by-step explanation: i don know

It would be (D) because an arithmetic sequence is the difference between one term and the next is a constant.

Is the relation a function or no function?

Answers

Answer: I think is a function

Step-by-step explanation:

No function because the numbers are not independent nor dependent on each other

At a restaurant, the amount of your bill before taxes and tip is $19.83. A 6% sales tax is applied to your bill, and you leave a tip equal to 19% of the original amount. Use mental math to estimate the total amount of money you pay to the nearest dollar.

Answers

Answer:

$24.7875

Step-by-step explanation:

Step one:

given data

your bill before taxes and tip is $19.83

6% sales tax

tip equal to 19% of the original amount.

Required

The total expenses

Step two:

let the total expenses be y

let us calculate the cost of  tax and the tip

Tax

=6/100*19.83

=0.06*19.83

=$1.1898

Tip

=19/100*19.83

=0.19*19.83

=$3.7677

Total

Y= 19.83 +1.1898 +3.7677

Y= $24.7875

need help i can’t remember this !

Answers

i think the answer is d but i’m not sure

a/k + b = c/k make k as a subject

Answers

Answer:

By "make k as a subject", I assume you mean to solve for k?

If that is the case, then the answer is:

k = (c - a) / b

Step-by-step explanation:

Let's solve for k

a/k + b = c/k

Multiply both sides by k:

a + bk = c

Group terms containing k on the left:

bk = c - a

Divide both sides by k:

k = (c - a) / b

why is the graph of the rose curve r=4cos2theta

Answers

Answer:

The correct answer is B.

Step-by-step explanation:

Any point can be represented in polar form by using the notation:

[tex]A = (r, \theta)[/tex] (1)

And any polar function must satisfy the following definition:

[tex]r = f(\theta)[/tex]

Let [tex]r(\theta) = 4\cdot \cos 2\theta[/tex], where [tex]r[/tex] is the radial distance of any point of the curve from origin and [tex]\theta[/tex] is the direction of any point of the curve with respect to +x semiaxis, measured in radians.

Finally, we proceed to graph the function with the help of a graphing tool and attach the result.

Besides, we must remember that cosine is a bounded function, which means that domain and range in rectangular coordinates are represented by:

[tex]Dom\{f\} = [-4,4][/tex], [tex]Ran\{f\} = [-4,4][/tex]

Then, the correct answer is B.

Please help everything you need is on the picture.

Answers

She would need to buy 75% of the dress Bc 100%-25% is 75%

What's the rate of inflation, this one will be worth 100 points for whoever gives me the correct answer and brainliest (If I can spell)

Answers

Step-by-step explanation:

it is 4.5% rate in inflation

I think it helps you

Answer:

a 4.5 % rate in change

Step-by-step explanation:

For each 13 mm of coloured fabric Gordon uses to make his curtains he also uses 1 cm of white fabric express the amount of white fabric to coloured fabric as a ratio in its simplest form

Answers

Answer:

[tex]\frac{10}{13}[/tex]

Step-by-step explanation:

In the question, the units of the length of both colored and white fabrics are not the same. So, convert the unit of the white fabrics into mm.

The length of colored fabric used = 13 mm.

The length of white fabric used = 1 cm

                                                     = 10 mm

To express the white fabric to colored fabric, we have;

[tex]\frac{length of white fabric used}{length of colored fabric used}[/tex] = [tex]\frac{10mm}{13mm}[/tex]

                               = [tex]\frac{10}{13}[/tex]

Thus, the amount of white fabric to colored fabric can be expressed as[tex]\frac{10}{13}[/tex].

Factor x2 – 8x + 15.

Which pair of numbers has a product of ac and a sum of b?



What is the factored form of the trinomial?

Answers

Answer:

x^2-8x+15

X^2+(a+b)X+ac

=X^2-(5+3)X+(1)(15)

a+b=8

ac=15

=x^2-5x-3x+15

=x(x-5)-3(x-5)

=(x-3)(x-5)

Answer:

a) -3 and -5

a) (x - 3) (x - 5)

Step-by-step explanation:

Question Down below.

Answers

Answer:

there equal

Step-by-step explanation:

the absolute value of 3 is 3

and the absolute value of -3 is 3

hope this helps

let me know if you need help with anymore

Have a great day!

Which matrix will always give a determinant of 0?
a matrix having all nonzero numbers
a matrix not being the identity matrix
a matrix not having equal rows
a matrix having two equal rows

Answers

Answer:

It's D, a matrix having two equal rows

Step-by-step explanation:

Nine times the sum of a number and 6 equals 7. nown number​

Answers

42x42 I think because of how you were asking the question

ACTIVITY #1:
A. Write each number in scientific notation.
1. 38,000,000,000
4.0.000000001
2. 2,016,000,000,000 5. 0.000000001007
3. 0.000000000091306

Answers

Answer:

baaababababbabababab

carlos earned 57 points on one section of a test and 26 points on the other section. Which equation expresses his total score.


HELP PLS BROOO

Answers

57+26= .. you just add the two points from each section, and i believe since it’s an expression you do not include the answer

Hi can someone please help me with this question

Answers

Answer: B. 3x + 1/5

tom's pencil is longer than Ellen's pencil:

5x + 2/5 - (2x + 1/5) = 5x - 2x + 2/5 - 1/5 = 3x + 1/5 (cm)

Step-by-step explanation:

Can somebody plz help answer these questions (only if u know them)
Thanks so much!! :D

WILL MARK BRAINLIEST WHOEVER ANSWERS FIRST:DD

Answers

Answer:

22=90 23=15 24=60 25=0.75 26=70 37=$0.58

Step-by-step explanation:

22. So, we can divide 360 kmh by 4 hours

so 360/4 =90

So 90 kmh in 1 hr

23

So, we can divide 3 packages by $15

so 15÷3 = $5

So $5 per package

24  So, we can divide 720 m by 12s

So, 720/12= 60

60 m in 1 s

25

So, we can divide $4.50 by 6

So, we get $0.75

26

So, we can divide 210 words by 3 min

So, 210÷3=70

70 words per minute

27

So, we can divide 23.20 by 40l

So, 23.20÷40 = 0.58

$0.58

what is the decimal expansion of the following fraction 1/25

Answers

Answer:

0.04

Step-by-step explanation:

Which ordered pair is a solution of the equation?
52 - 2y = 18

Answers

Answer: y=17

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

52−2y=18

52+−2y=18

−2y+52=18

Step 2: Subtract 52 from both sides.

−2y+52−52=18−52

−2y=−34

Step 3: Divide both sides by -2.

−2y

−2

=

−34

−2

y=17

Simplify -6(-4x + 8y)

Answers

Answer:

24x - 48y

Step-by-step explanation:

f ( x ) = x/3 -2 f (42 )

Answers

Answer:

f(42) = 12

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Function Notation

Step-by-step explanation:

Step 1: Define

f(x) = x/3 - 2

f(42) is x = 42

Step 2: Evaluate

Substitute in x:                    f(42) = 42/3 - 2Divide:                                 f(42) = 14 - 2Subtract:                              f(42) = 12

I need some help ? Does anyone know this:)I’m new too this thats why im asking loll

Answers

the answer is 36 because in order to find area you multiply length and width so:

A= L x W
9 x 4 = 36

Answer:

36

Step-by-step explanation:

area of rectangle =length x width

givens:

width=4 units

length=9 units

area=9x4=36 units squared

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