If Sn=-15, a1=12, d=-3 what is the value of n?

Answers

Answer 1

Ah yes.

Refer the pictures at the bottom. Let me know in comments if you can access the pdf given.


Related Questions

Please help with questions part B and C

Answers

Answer:

A: days: 2 and rental cost: 480

B: y=60x

Step-by-step explanation:

The daily rental cost is 60 dollars, because 180/3=60 and 300/5=60. Now you can say that y(rental cost) = 60x(daily cost times x(days).

Hope this helps! If you still have questions, just ask.

Ramona works in a clothing store where she earns a base salary of $140 per day plus 14% of her daily sales. Write an equation to describe her earnings.​

Answers

Answer:

hola hi

La verdad no se Inglés y no te podría ayudar

Mathematics, 24.05.2020 00:00, aj2869 Franklin needs 1.25 meters of ribbon To wrap each gift. He had a spool of... Franklin needs 1.25 meters of ribbon To wrap each gift. He had a spool of ribbon that contains 25 feet of ribbon that contains 25 feet of ribbon. One meter is equivalent to approximately 3 feet. How many gifts of the same dimension can he wrap using the spool of ribbon

Answers

Answer:

He can wrap 6 gifts using the spool of ribbon

Step-by-step explanation:

Here, we want to know the number of gifts of the same dimension that Franklin can wrap using the spool of ribbon

Per gift 1.25m of ribbon is needed

Now in the spool, there is 25 feet of ribbon

1 m = 3 feet

x m = 25 feet

x = 25/3 meter

so the number of gifts of the same dimension he can wrap using the spool of ribbon will be;

25/3/1.25 = 25/3.75 = 6.67

Since he cannot wrap a gift fractionally, the number of gifts he can wrap is thus 6

The population of fish in a certain lake increased from 370 to 420 over the months of
March and April. At what rate is the population increasing?

Answers

Answer:

50 new fish in total

so lets say 25 per month

Rate: 25 fish per month

Step-by-step explanation:

The rate is the population increasing is  0.135 or 13.5% .

What is Growth rates?

Growth rates refer to the percentage change of a specific variable within a specific time period.

Growth rate= [tex]\frac{Present value - Past value}{Past value}[/tex]

According to the question

The population of fish increased from 370 to 420

i.e

Present value = 420

Past value = 370

over the months of March and April

By using Growth rate formula :

Growth rate= [tex]\frac{Present value - Past value}{Past value}[/tex]

Now,

Substituting values in formula

Growth rate= [tex]\frac{420 - 370}{370}[/tex]  

                    = [tex]\frac{50}{370}[/tex]

                    = 0.135 or 13.5%

Hence, the rate is the population increasing is  0.135 or 13.5% .

To know more about Growth rates here:

https://brainly.com/question/13870574

#SPJ3

HELP PLS.
In scientific notation and simplify

Answers

Answer:

3 x 10 -14

the fourth one

Step-by-step explanation:

What is the slope
Help​

Answers

Answer: where are ur coordinates

Step-by-step explanation:

HELP PLSS ASAP TY:Choose all expressions that are equal to 28.3.
A. 27 + 0.91 + 0.39
B. 0.01 + 28.02
C. 9.9 + 9.8 + 9.6
D. 0.02 +28 + 0.28
E. 27.3 + 1

Answers

Answer:

A, D, E

Step-by-step explanation:

Quincy drew a map of Galveston Island. In the scale Quincy used for the map, 2 centimetres represents 10 kilo meters. Galveston Island is actually 43.5 kilo meters long. What is the length in centimetres of Galveston Island on Quincy's map?

Answers

Answer:

8.7cm

Step-by-step explanation:

From the question, we know that:

10 km = 2 cm(on the map)

43.5 km = x cm

Cross Multiply

10 × x cm = 43.5km × 2

x cm = 43.5 km × 2/10

x cm = 8.7 cm

The length in centimetres of Galveston Island on Quincy's map is 8.7cm

i’m dumb and need help

Is -2 a solution to x < -2? Is -2 a solution
to x < -2? Explain your answers.

Answers

Answer:

See below.

Step-by-step explanation:

x < -2 means that x is any number that is less than -2.

Is -2 less than -2? Answer: No.

A number is equal to itself. A number is not greater than itself or less than itself.

When the solution to an inequality is x < -2, the only values of x that are valid are numbers less than -2. -2 itself is not a valid solution.

Answer:

Step-by-step explanation:

Hmmm ok so yes but i can not explain it

A marathon is 26.2 miles long. There is a water station every 1 31/100 miles along the race route. Which expression represents the total number of water stations? A. 26.2−1 31/100 B. 26.2+1 31/100 C. 26.2÷1 31/100 D. 26.2(1 31/100)

Answers

Answer: C.  [tex]26.2\div1\dfrac{31}{100}[/tex]

Step-by-step explanation:

Given:  A marathon is 26.2 miles long.

There is a water station every[tex]1\dfrac{31}{100}[/tex] miles along the race route.

Total number of water stations = (marathon distance) ÷ (distance between any two water stations)

The expression represents the total number of water stations[tex]=26.2\div1\dfrac{31}{100}[/tex]

Hence, the correct option is C.

Giving brainiest if you answer correctly

Answers

Answer:

y=2x+1

Step-by-step explanation:

pick any 2 coordinates

for example:

(1,3) and (2,5)

1x2=2+1=3

2x2=4+1=5

A teacher buys 4.25 ounces of a compound for an experiment. The compound costs $2.32 per ounce. The teacher pays with a $10 bill. How much change does the teacher receive?

Answers

Given:

Compound for an experiment = 4.25 ounces

Compound costs = $2.32 per ounce.

Teacher pays = $10

To find:

The amount of change teacher receive.

Solution:

Cost of 1 ounce of compound = $2.32

Cost of 4.25 ounce of compound = 4.25 × $2.32

                                                        = $9.86

It is given that, the teacher pays with a $10 bill.

Amount of change = $10 - $9.86

                                 = $0.14

Therefore, the teacher receive $0.14 change.

What are the solutions of x squared plus 6x minus 6 equals 10 ?

Answers

x² + 6x - 6 =10

Solutions-

6 - 6x + 2²= 10

6 - 2² + 6x= 10

Answer:

x = 2, and/or -8:)

Step-by-step explanation:

Move all terms to the left side and set equal to zero. Then set each factor equal to zero;)

Can I have brainliest?

Jason is saving up to buy a digital camera that costs $490. So far, he saved $175. He would like to buy the camera 3 weeks from now. What is the inequality used to represent how much he must save every week to have enough money to purchase the camera?

Answers

Cost of Camera = $490

Money saved so far = $175

Money required to save in 3 weeks =490–175 =315

Let y represent the money to be saved and x represent the money to be saved per week

Then x = y/3 or 3x = y is the equation

Raoul is training hard for a 10k run he takes 42.85 minutes to complete 5laps of the park how much time on an average does he clock to complete a single lap

Answers

Answer: He took 8.57 minutes on average to complete one single lap.

Step-by-step explanation:

Given: Time taken to complete 5 laps = 42.85 minutes

Divide both sides by 5, we get

On average, Time taken to complete 1 lap = [tex]\dfrac{42.85}{5}[/tex] minutes

= 8.57 minutes

hence, he took 8.57 minutes on average to complete one single lap.

A(n)=13(n-1)(4) what is A(2)

Answers

Answer:

A(2) = 52

General Formulas and Concepts:

Order of Operations: BPEMDAS

Step-by-step explanation:

Step 1: Define

A(n) = 13(n - 1)(4)

A(2) is n = 2

Step 2: Solve

Simplify:                        A(n) = 52(n - 1)Substitute:                    A(2) = 52(2 - 1)Subtract:                       A(2) = 52(1)Multiply:                        A(2) = 52

If Cool Shirts offered a deal for free shipping, how many shirts would you need to
purchase until the companies cost the same? *
Company $ Per Shirt Shipping
Cool Shirts $8.00 $13.00
Total Tees
$7.50
$16.00
A. 24
B. 28
C. 32
D. 48
Please help

Answers

Answer:

b

Step-by-step explanation:

what is the m of ABC​

Answers

Answer:

180 C=60 and all of the angles are the same size so you add 120 to 60

Step-by-step explanation:

please help me with this question.​

Answers

Answer

give more information on the subject please, we cant solve it like this

Step-by-step explanation:

Add the following integers.
12 + (-7) =
Your answer
5

Answers

Answer:

5 is the answerlol

Step-by-step explanation:

If you know the answer why post a question ?

Thanks anyway ♥

[tex]12 + (-7)\\\\\mathrm{Remove\:parentheses}:\quad \left(-a\right)=-a\\\\=12-7\\\\\mathrm{Subtract\:the\:numbers:}\:12-7=5\\\\=5[/tex]

Slope = −1, y-intercept = 5

Answers

Answer:

Ok

Step-by-step explanation:

What equation represents the same value as 15/12

Answers

Answer:

15/12 is the same as 15÷12

Step-by-step explanation:

fractions is just division when u see the fraction line the numerator is being divided by the denominator if that makes sense

Does anyone know what 9 + 10 is?

Answers

Answer:

9+10 is 19

Step-by-step explanation:

If b is the midpoint of ac and ac =8x-20 find x

Answers

Answer:4(2x−5)

Step-by-step explanation:

4(2x-5) is the answer hope this helped:)

pls i need help on this!

Answers

Answer:

Step-by-step explanation:

I'm not sure but it might be because, while not in a vapor state yet, the molecules are moving faster as they get hotter and are getting closer to being a gas.  Because they aren't vibrating in place anymore, they will need more room to more around.  Again, I'm not positive but I think that this might work.

Scott’s Concepts & Designs creates custom t-shirt designs. They charge $8 for a short sleeved t-shirt and a one-time design fee of $20. The total cost of a Yale order was $452. How many t-shirts did Yale order?

Answers

Answer:

the answer would be 16 if you round

The Radius of a pizza is 7 inches how many inches is the diameter

Answers

Answer:

14 Inches

D= R + R

Add the radius by itself to get the diameter

To attend the concert, it costs $25 for parking plus $45 per ticket. If Nick paid $250, how many tickets did he purchase?

Answers

Answer:

5

Step-by-step explanation:

250-25=225

so then that means...

225 divided by 45=5

5

Layla loves to try out new bike trails in her area. Last week, it took her 24 minutes to ride a trail that is 6 miles long. Today, she kept the same pace when she rode an 8-mile trail. How long did it take Layla to ride the trail today?

Answers

Answer:

32

Step-by-step explanation:

You have divided 24 and 6 to get 4

Then 8 - 6 is 2

2 x 4 is 8

and last 24 + 8 = 32

Hope this helped don't forget to mark brainliest☺️

Layla takes 32 minutes to ride 8-mile long trail.

Given Last week, Layla took 24 minutes to ride a trail that is 6 miles long.

So Speed of Layla to cover 6 miles is , [tex]\frac{6}{24} =0.25[/tex] miles per minute.

Now, Layla kept same speed of 0.25 miles per minute to rode 8-mile trail.

So, Time taken by Layla to cover 8 miles is [tex]\frac{distance}{speed}[/tex][tex]=\frac{8}{0.25} = 32[/tex] minutes.

Hence Layla takes 32 minutes to ride 8-mile long trail.

For more details on speed time questions follow the link:

https://brainly.com/question/10724239

Which of the numbers listed below are solutions to the equation? Check all
that apply.
x=0
A.
B. 1
C. -2
D. O
E. 2
F. None of these

Answers

The answer is Zero so it would be D
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