[tex]n - 12 = 3n[/tex]
please I need help​

Answers

Answer 1

Answer:

n = -6

Step-by-step explanation:

n -12 = 3n

2n = -12

n = -6

Answer 2

Answer:

n=-6

Step-by-step explanation:

So first, you should subtract n from both sides to isolate the number -12. This will make the equation look like 2n=-12. Divide both sides by 2 because you want n to be by itself. This will give you the answer n=-6

Hope this helps


Related Questions

A gumball machine has 450 red gumballs. If the red gumballs are 75% of the total number of gumballs, how many gumballs are in the gumball machine?

Answers

Answer:

There are 600 gumballs

600 gum-balls in the machine

-10 + 2d=8 pls help me

Answers

Answer:

=-1

Step-by-step explanation:

-10+2d=8

-10 from 8

2d=-2

divode both sides by 2

d=-1

Answer:

1234minutos de los pobres de los pinzones


Please help me I’m begging you

Answers

Answer:

independent= f

dependent= g

What is the equation of the square root parent function?

Answers

y = square root x

I don't have the square root sign

Determine whether the measures for the figure shown are proportional.
a. the length of a side and the perimeter
b. the length of a side and the area

Answers

I think answer should be a. Please give me brainlest let me know if it’s correct or not okay thanks bye I hope you have a great day

11+6x=2x-13 show your work

Answers

Here is the answer
Hope this helps!

Answer:

x=0.5

My previous answer got deleted

Step-by-step explanation:

11+6x=2x-13

11-11+6x=2x-13-11

6x=2x-24

6x-2x=2x-2x-24

4x=-24

x=-6

What is the area of the triangle?
15 cm
12 cm

Answers

Answer:

area = 90 cm²

Step-by-step explanation:

area = 1/2bh = 1/2(12)(15) = 90 cm²

Blank minus 1/10 equals 1/2​

Answers

1/2 = 5/10
5/10+1/10 = 6/10
6/10 = 3/5
3/5

Solve for the Apothem. If the answer has a radical write your answer in the following form, 2v2 = 2sqrt2

Answers

Answer:

2sqrt3

Step-by-step explanation:

because it's a 60 30 right triangle. and you have to leave your answer in radical form.

what is 4270 rounded to the nearest thousands

Answers

Answer:

4,000

_______

*rate this answer and say thanks please!

What would be the exponent if you wrote 2,670 in scientific notation? Just write the number for your answer.

Answers

Answer:

2.67 x 10^3

Step-by-step explanation

The exponent is equal to how many numbers are after the decimal point. So, since there are 3 numbers after the decimal point, the exponent would be 3. Hope this helps :)

Trisha bought a carton of orange juice. She drank 1/3 of the carton on Monday and 5/12 of the carton on Tuesday. What fraction of the carton did Trisha drink?

Answers

Answer:

i don't remember sorry o know thos was no help sorry

Please help ASAP!!! Thanks

Answers

Answer:B.√13

Step-by-step explanation:

Hope this helps!

a=p2+q2

2=62+42

2≈3.60555

Find the length of AB

Answers

Answer:

B 25.2

Step-by-step explanation:

AB = AC - BC

= 51.8 - 26.6 = 25.2


find the lateral surface area of the prism below PLS ANWSER QUIC

Answers

Answer:

give me sec waitttttttt give me sec I think 16

Answer: 24

Step-by-step explanation:

Surface area of cube = 6 x side length x side length

Plug in 2 for side length

6 x 2 x 2 = 24

Factor the following expression -4n+2w-16

Answers

Answer:

−2(2n−w+8)

Step-by-step explanation: hoped I helped

Answer:

Factor

-2 out of -4n + 2w -16. -2 (2n - w + 8)

Step-by-step explanation:

One gallon of gasoline in Buffalo, New York costs $2.29. In Toronto, Canada, one liter of gasoline costs $0.91. There are 3.8 liters in one gallon.

Answer the questions below.

1. How much does one gallon of gas cost in Toronto? Round your answer to the nearest cent.



2. Is the cost of gas greater in Buffalo or in Toronto?



3. How much greater?

Answers

Answer:

The cost of one gallon of gas in Toronto, Canada is $3.458.

Solution:

Given, One gallon of gasoline in buffalo, New York costs $2.29.  

In Toronto, Canada, one liter of gas costs $0.91.  

There are 3.8 liters in one gallon.  

We have to find how much does one gallon of gas cost in Toronto?

Now, cost of one gallon of gas in Toronto = cost of one litre of gas in Toronto x 3.8 liters for 1 gallon.

Cost of one gallon of gas = 0.91 x 3.8 = 3.458

Hence, the cost of one gallon of gas in Toronto, Canada is $3.458.

dome7w and 28 more users found this answer helpful

Step-by-step explanation:

Someone help me on this question..

Answers

Answer:

CD= 9

Step-by-step explanation:

AD and CD are the same length. The length of AD is 9. So the length of CD will also be 9. I hope that helps.

PLEASE HELP!! will be marked brainliest!!

————————
Volume Real World Scenarios:

1. the area of the base of a cylinder is 150 square inches. if the volume of the cylinder is 1,050 in.3, what is the height of the cylinder?

2. the volume of a cylinder is 942 cubic feet. if the height of the cylinder is 12 feet, what is the radius of the cylinder?

3. drew and beau both have cylindrical water bottles. drew’s water bottle has a diameter of 6 inches and a height of 7 inches. beau’s water bottle has a diameter of 4 inches and a height of 9 inches. who’s water bottle holds more water, and how much more water does it hold?

4. isabella constructed a cylindrical vase that has a volume of 63 cubic centimeters. jason constructed a cone that has the same height and the same radius as isabella’s cylinder. what is the volume of jason’s cone?

5. a cone has a volume of 942 cubic inches and a height of 9 inches. what is the radius of the cone?

6. tess gets a snow cone shaped container. the container has a diameter of 3 inches and a height of 5 inches. if the snow cone costs $0.20 per cubic inch, how much would her snow cone cost if the container is filled to the top?

7. a sphere has a volume of 288 π π in3. find the radius of the sphere.

8. jasmine is decorating her christmas tree with ornaments shaped like spheres. each ornament has a radius of 3 inches. if the ornaments are filled with glitter, how many total cubic inches of glitter are contained in the ornament?

Answers

Using the area formula, the height of the cylinder is found to be approximately 7.87 inches.

What is area?

An object's area is how much space it takes up in two dimensions. It is the measurement of the quantity of unit squares that completely cover the surface of a closed figure.

Use the formula for the volume of a cylinder to relate the radius, height, and volume of the cylinder -

V = πr²h

Where V is the volume, r is the radius, and h is the height of the cylinder.

It is given that the area of the base of the cylinder is 150 square inches.

Since the base of a cylinder is a circle, the area of the base is given by -

A = πr²

Where A is the area of the base and r is the radius.

Solving for r -

r² = A/π = 150/π

Use the given volume and radius to solve for the height -

V = πr²h

1050 = π(150/π)²h

h ≈ 7.87 inches

Therefore, the height is 7.87 inches.

To learn more about area from the given link

https://brainly.com/question/25292087

#SPJ1

PLEASE HELP
a swimming pool is the shape of a rectangular prism. It holds 1440 cubic feet of water. If the base measures 15ft by 12ft, then how deep is the pool

Answers

If the equation for volume is V=l*w*h, you can plug in all of the information you know. When you do this, the equation becomes 1440=15*12*h, or 1440=180*h (because 15*12=180). You can divide both sides by 180 to get h. 1440/180=8, do the depth of the pool is 8 ft. You can also check this answer by making sure that 15*12*8 is equal to 1440 (which it is). I hope this helped!

3) Find the mode.
6, 8, 9, 2, 12, 8, 5, 6
A) 6
B) 8
C) 6 and 8
D) 9
pls help me show work

Answers

Answer:

c

Step-by-step explanation:

since there are two mode that means it is 6 and 8 and mode is how many time a number appears

This is a portion of the graph of a polynomial function. Apparently the function has a double zero -

a. between -2 and 1
b. between 3 and 4
c. between -2 and -1
d. between 1 and 2

Answers

I am gonna go C I am not completely sure but it is most likely to be the right one

Discover and state the solution for the following System of Equations.

Answers

No solution because they have the same slope.

y = 3csc 20

What is the period?

Answers

Answer:

M=0, b= 3 csc (20)

Step-by-step explanation:

Contestants randomly draw a ticket from a hat and replace it. The table shows the results after 40 draws. There are 7 winning tickets in the hat. Predict the total number of tickets in the hat.

Answers

Answer:

20, i guess. im only middle school so im guessing it

Consider the right triangular prism. What is the volume of the right triangular prism? O 15 ft O 30 ft? O 150 ft" O 300 ft)​

Answers

300 Dewey you can still go to the work and I don’t know if I have a good

How many males represented in the Venn diagram below have brown hair or brown eyes?

A diagram contains a rectangle labeled 100 males. The rectangle contains two overlapping ovals. The left oval is labeled brown hair 34, and the right oval is labeled brown eyes 22. The overlapping region is labeled 18. Both ovals are shaded.

74


22


56


34

Answers

Answer:

I got this answer right its 56

Step-by-step explanation:

I got this question right

Interpreting the Venn diagram given, the number of males with brown eyes or brown hair can be deduced to be 74

Number with brown hairs = 34 Number with brown eyes = 22Number with both brown hairs and eyes = 18

Number with brown eyes or brown hairs :

Brown eyes + Brown hairs + Both brown hairs and brown eyes

(34 + 22 + 18) = 74

Therefore, 74 males have brown eyes or brown hairs

Learn more : https://brainly.com/question/17225268

Evaluate the summation from n equals 1 to infinity of the quotient of 3 and 2 raised the quantity n minus 1 power

Answers

Answer:

3*∑ (1/2)^n = 6

Step-by-step explanation:

We have the summation from n = 1 to n = ∞, for:

∑ 3/(2)^(n - 1)

We know that the summation between k = 0, and k = N - 1 for:

∑ r^k = (1 - r^N)/(1 - r)

if we have the summation between k = 0 and k = ∞ - 1 = ∞

(here we used that ∞ is really big, then ∞ - 1 = ∞)

In the numerator we will have the term r^∞, if 0 < r < 1, then r^∞ = 0.

Then if we assume that 0 < r < 1 we can write:

∑ r^k =  1/(1 - r)

In our case, we can rewrite our summation as:

3*∑ (1/2)^n

for n = 0 to  n = ∞

You can see that i changed the limits for n, this does not really matter because we are summing between a number and infinity, the only thing you need to take care is that now the power is n, instead of (n - 1)

Then we have r = (1/2) which is clearly smaller than 1.

then (1/2)

Then this summation is equal to:

3*∑ (1/2)^n = 3*( 1/(1 - 1/2)) = 3*( 1/( 2/2 - 1/2)) = 3*( 1/(1/2)) = 3*2 = 6

3*∑ (1/2)^n = 6

Mrs. Torres is mailing a package that weighs 4.5 pounds. The post office charges by the ounce to mail a package. How much does the package weigh in ounces?

Answers

72 ounces is the answer

Ashley has three pencils.

• Two of the pencils are the same length.

• The third pencil is shorter than either of the other two pencils. Ashley wants to use each of the pencils as one side of a triangle. How many unique triangles can Ashley make with the three pencils? ANSWER CHOICES (exactly two) (more than two) (exactly one) (zero)

Answers

Answer:

more than two

Step-by-step explanation:

she can make one triangle and flip the angles making it more than 2. she could also make many different varieties of triangles.

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