8n+8=9n solve for the value of n

Answers

Answer 1

Answer:

n=8

Step-by-step explanation:


Related Questions

How to graph a linear function equation

Answers

Answer:

1. Evaluate the function at an input value of zero to find the y-intercept.

2. Identify the slope. (change of y/change of x)

3. Plot the point represented by the y-intercept.

4. Use rise over run (rise/run) to determine at least two more points on the line.

5. Draw a line that passes through the points.

the diffrence between 4 and 1 on number line

Answers

Answer:

What is 3

Step-by-step explanation:

4 - 1 = 3.

What is the value of the underlined digit in 249.15?​

Answers

There is a way to solve this.

2 - Hundredths

4- Tens

9 - Ones

( Beyond the decimal point)

1- Tens

5- Hundredths  

Answer:

depends on which digit is underlined!

Step-by-step explanation:

if the digit 2 is underlined, the value would be hundreds

if the digit 4 is underlined, the value would be tens

if the digit 9 is underlined, the value would be ones

if the digit 1 is underlined, the value would be tenths

if the digit 5 is underlined, the value would be hundredths

Help me please i need help :( will name brainliest if the answer is correct :)

Answers

Answer:

What's the question?

Step-by-step explanation:

How many corresponding pairs of parts do you have in a pair of triangles?

Answers

Answer:

Notice that when two triangles are congruent their three pairs of corresponding angles and their three pairs of corresponding sides are congruent.

Step-by-step explanation:

Answer:

three pairs of congruent corresponding sides

f(x)=3x+10xg(x)=4x−2,(f−g)(x)

help please ​

Answers

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

Let's find (f - g)(x) :

[tex]f(x) - g(x)[/tex]

[tex]3x + 10 - (4x - 2)[/tex]

[tex]3x + 10 - 4x + 2[/tex]

[tex] - x + 12[/tex]

Answer:

f(x) = 3x + 10g(x) = 4x - 2

(f - g)(x) = f(x) - g(x)

(f - g)(x) = (3x + 10) - (4x - 2)

(f - g)(x) = 3x + 10 - 4x + 2

(f - g)(x) = - x + 12

(f - g)(x) = - x + 12 is the right answer.

If (h + h) · (h. h) = 16, find the value of h.
— HELP ME PLEASEEEE

Answers

Answer:

h = 2

Step-by-step explanation:

I'm assuming your periods are multiplication signs.

(h + h) X (h X h) = 16

When adding two variables like the first set of parentheses, it would become 2h.  When multiplying two like variables, you add the exponents.  h is the same as writing h¹.  So h¹ x h¹   gives you the answer of h².

So now your equation would look like:

2h  X  h²  = 16

As above, when you multiply two like variables you would add the exponents.  Also if any number are in front of the variable you would multiply those numbers.  So you have 2h¹ x 1h² and that would be 2h³.  If it had been

2h¹ x 2h², your answer would have been 4h³.

But so far you have 2h¹ x 1h² = 16

2h³ = 16

Dividing both sides by 2 you get

h³ = 8

To find h you have to take the cubed root of 8.  What number multiplied by itself 3 times gives you 8?    2 x 2 x 2 = 8     2 x 2 = 4 and x 2 = 8.

h = 2

If you put this into the original equation you have:

(2 + 2) x ( 2 x 2) = 16

 ( 4 ) x ( 4 ) = 16


please answer i will give a thanks!

Answers

Answer:

21cm^2

Step-by-step explanation:

Formula for area of triangle = (base x height) / 2

in this triangle: base = 7        Height = 6

= (7 x 6) / 2

= 42 /2

= 21cm^2

Match the hotspots to their correct answers

Answers

[tex]\sf \large \boldsymbol {} 1) \ (4^0)^6= 4^{0\cdot 6}= 4^0\neq 4^6 \ False \\\\\\ 2) \ \dfrac{3^8}{3^{-2}} =3^{8-(-2)}=3^{8+2}=3^{10} \ \ True \\\\\\ 3) \ 2^{-5}\cdot 2^3=2^{-5+3}=2^{-2}=\dfrac{1}{2^2} \ \ True \\\\\\ 4) \ 6^4\cdot 3^4=(6\cdot 3)^4=18^4\neq 18^8 \ \ False[/tex]

Answer:

false, true, true, false

Step-by-step explanation:

(4^0)^6=1 is not equal to 4^6=4096

3^8/3^-2=59049 is equal to 3^10=59049

2^-5*2^3=0.25 is equal to 1/2^2=1/4=0.25

6^4*3^4=104976 is not equal to 18^8=11019960576

hope this helps!

what will be the ones digit in the square of the following number 21222​

Answers

Answer:

4

Step-by-step explanation:

since the square of the number ending with 2 will give 4 at units place

Can someone pls help me out

Answers

Answer:

The answer is 8.

Step-by-step explanation:

If you multiply each of the measurments by 1.5 they equal the measurments on the larger trapazoid. I can't see the full question but im assuming It's asking for the measurment (2x-16). So 12 divided by 1.5 equals 8. And to get eight you replace x with 4. Hope I helped. :)

[tex]\\ \sf\longmapsto \dfrac{2x-16}{12}=\dfrac{12}{18}[/tex]

[tex]\\ \sf\longmapsto \dfrac{x-8}{6}=\dfrac{2}{3}[/tex]

[tex]\\ \sf\longmapsto 3(x-8)=12[/tex]

[tex]\\ \sf\longmapsto 3x-24=12[/tex]

[tex]\\ \sf\longmapsto 3x=36[/tex]

[tex]\\ \sf\longmapsto x=12[/tex]

Insert parentheses and brackets to make4x 8 - 4 + 1 = 12

Answers

Answer:

3

Step-by-step explanation:

pls someone help me! im giving brainlest!!!!!!

Answers

Answer:

True

Step-by-step explanation:

4x=4x does have an infinite amount of solutions, so true

You are selling tickets for a high school play. Student tickets cost $5 and general admission tickets cost $7. You sell 103 tickets and make a total of $561. How many of each type of ticket did you buy?​

Answers

Answer:

2876

Step-by-step explanation:

Let the student tickets be x

Let the generall Admission tickets be y

x+y=525

y=525-x

4x+6y=2876 (subsitute for y)

4x+6(525-x)=2876

sin^2020(x)+cos^2020(x)=1

Answers

Answer:

so this is really simpel x=1 thats it

Step-by-step explanation:\sin ^2\left(20^{\circ \:}\right)\left(x\right)+\cos ^2\left(20^{\circ \:}\right)\left(x\right)=1 \sin ^2\left(20^{\circ \:}\right)x+\cos ^2\left(20^{\circ \:}\right)x=1

using quadratic regression what parabola uses the points (4,80), (-3,-11), (-1,-15)? i need help badly i don’t understand this at all

Answers

Answer:

How do you find a quadratic regression from points?

Image result for using quadratic regression what parabola uses the points (4,80), (-3,-11), (-1,-15)?

Quadratic regression is the process of determining the equation of a parabola that best fits a set of data. This set of data is a given set of graph points that make up the shape of a parabola. The equation of the parabola is y = ax2 + bx + c, where a can never equal zero

Step-by-step explanation:

x+2x+x+x+x+x= ​ ????

Answers

Answer:

7x

Step-by-step explanation:

x +2x + x + x + x + x

= x + x + x + x + x + 2x

= 5x + 2x

= 7x

A regular polygon has 20 sides

work out the sum of the interior angles of the polygon

work out the size of the interior angles

Answers

Step-by-step explanation:

The sum of the interior angles of a regular n-gon is given by the formula (n-2)180. Hence, in our case n=20 and we have the answer of 18(180)=3240 degrees.

Step-by-step explanation:

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What is the measure of an interior angle of a regular polygon with 20 sides?

Geometry Angles with Triangles and Polygons

1 Answer

mason m

Jan 2, 2016

162

˚

Explanation:

The sum of the interior angles in a regular polygon with

n

sides is found through the formula

180

˚

(

n

2

)

Here,

n

=

20

, so the sum of the interior angles is

180

˚

(

20

2

)

=

180

˚

(

18

)

=

3240

˚

To find just one angle, divide

3240

˚

by

20

since all

20

angles are congruent.

3240

˚

20

=

162

˚

Flights 204 and 317 are both approaching Hartsfield Atlanta International Airport from directions directly opposite one another and at an altitude of 2.5 miles. The pilot on flight 204 reports an angle of depression of 17 degrees 47 minutes to the tower, and the pilot on flight 317 reports an angle of depression of 12 degrees 39 minutes to the tower. Calculate the distance between the planes.

Answers

Answer:

19.26 miles

Step-by-step explanation:

Refer to attached picture. Not to scale.

The picture explains all the given parameters.

We need to find the distance d, which is the sum of x and y.

First convert minutes to degrees:

47 min = 47/90 deg = 0.52 deg39 min = 39/90 deg = 0.43 deg

Find x:

x/2.5 = cot (17.52°) ⇒ x = 2.5*3.1677 ≈ 7.92 mi

Find y:

y/25 = cot (12.43°) ⇒ y = 2.5*4.5369 ≈ 11.34 mi

The distance between the planes:

7.92 + 11.34 = 19.26 mi

Solve the equation :
7:x=2:3

Answers

Answer:

x=8

Step-by-step explanation:

Since 7-2 is 5, that means that both sides are increasing by 5.

3+5 = 8 so therefore 8 =x

There is how you solve your question. Bye now!

Is question 6 and question 7 is it correct

Answers

Yes it is correct :)

Answer:

6) a

7) c

Step-by-step explanation:

question 6 is incorrect because you have to find the distance between the two points. for question 6, you are finding the distance between -2 and 1. that is three!

Which equation represents a line that passes through (5, 1) and has a slope of 1/2?
Oy-5= 1/2(x-1)
oy- į = 5(x-1)
oy-1 = 1/2(x–5)
oy-1 = 5(x-1/2)

Answers

Answer:

C. y - 1 = 1/2(x - 5)

Step-by-step explanation:

Use the point- slope form:

y - y₁ = m(x - x₁)

Substitute know values:

y - 1 = 1/2(x - 5)

The matching choice is C

The correct equation which represents a line that passes through (5, 1) and has a slope of 1/2 is,

y - 1 = 1/2(x - 5)

What is Equation of line?

The equation of line in point-slope form passing through the points

(x₁ , y₁) and (x₂, y₂) with slope m is defined as;

⇒ y - y₁ = m (x - x₁)

Where, m = (y₂ - y₁) / (x₂ - x₁)

Given that;

A equation of a line that passes through (5, 1) and has a slope of 1/2.

Now, Use the point- slope form:

⇒ y - y₁ = m(x - x₁)

Hence, Substitute all the values:

y - y₁ = m(x - x₁)

y - 1 = 1/2(x - 5)

Thus, The correct equation which represents a line that passes through (5, 1) and has a slope of 1/2 is,

y - 1 = 1/2(x - 5)

Learn more about the equation of line visit:

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Translate to an equation and solve. Let x be the unknown number.
94 is 25% of what number?

What: x
Is: =
Of: multiple

Answers

Answer:

x= 376

Step-by-step explanation:

100/25=4

94*4=376

Write the equation of the line that passes through the given point and is perpendicular to the given line

please explain if you can, but if you dont want to its okay​

Answers

Answer:

y = 5

Step-by-step explanation:

The line x = 3 is parallel to y- axis, the perpendicular line is going to be parallel to x- axis and will have an equation:

y = a

Since it passes through the point (-2, 5), it will have a = 5:

y = 5 is the line we need

If R is the midpoint of QS, QR = 6x – 51 and RS = 2x – 7, find QS.

Answers

Answer:

QS = 30

Step-by-step explanation:

Since R is the mid point QR = RS

Given QR = 6x – 51 and RS = 2x – 7 then

6x – 51 =  2x – 7, isolate like terms

  6x -2x = 51 -7 , combine like terms

        4x = 44, divide both sides by 4

         x = 11

QS = QR + RS

QS = 6x -51 +2x -7 , combine like terms

QS = 8x - 58, substitute x= 11 in the equation

QS = 8*11 -58, multiply 8 and 11

QS = 88 -58

QS = 30

The time, in minutes, that it takes Mark to bake cookies is given by t = 15 + 10d, where d is dozens of cookies. How long would it take Mark to bake 48 cookies?

Answers

Answer:

55

Step-by-step explanation:

15+10d

15+10(4)

15+40

55 minutes

It will take 55 minutes for Mark to bake 48 cookies.

15+10d

15+10(4)

15+40

55 minutes

How long does it take to bake a cookie?

Simply put, you can expect to bake cookies at 350 degrees Fahrenheit for 8-12 minutes. However, there are some things to consider when baking biscuits. The type of biscuit, the size of the biscuit, and the content of the fabric.

Preheat the oven to 350 ° F (or 325 ° F for a non-stick baking sheet). Place the cookie dough base about 2 inches apart on a non-oiled sheet pan. BRAKE for 10-14 minutes or until light brown. Cool 2 minutes; Remove from the top plate.

Learn more about cookies here: https://brainly.com/question/9477681

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5x+6y=50
x=-26+6y
what is the solution as a coordinate pair

Answers

Answer:

póngalo en español como puedo yo poner lo en español por que todo me sale en inglés

Please help I have to get this in in 20 mins

Answers

Answer:

(x, y) = (4, 1)  

Step-by-step explanation:

I'm pretty sure this is right but please check with someone else is possible. Hope this helped!

-
W H EN H_ DRIBBLE_

_ means blank​

Answers

Answer:

whenhedribbles???

Step-by-step explanation:

what am i to do

When he dribbled. I think

The price of a dress was reduced from $40 to $30. By what percentage was the price of the dress reduced?

Answers

Answer:

The price of the dress was reduced by 25%

Step-by-step explanation:

Answer:

The price for the dress was reduced by 25%.

Step-by-step explanation:

25% of 40 is 10.

40 - 10 = 30, explaining the dress' price reduction from 40 to 30.

Hope this helps!

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