Please help :( Algebra 2 Question


A child arranges toy action figures into rows. The first row has three action figures and each row after the first has six more figures than the row before it. Write a rule for the number of action figures in the nth row. If there are nine , how many action figures are there?

Answers

Answer 1

Answer:

number of action figures = 3 + 6(n-1)

at n = 9: number of action figures = 51

Step-by-step explanation:

first row: 3

second row: 6 more than the row before it (3) = 6 + 3 = 9

third row: 6 + 9 = 15

arithmetic series: [tex]a_n = a_1 + (n-1)d[/tex], where

[tex]a_n[/tex] is the nth term in the output

[tex]a_1[/tex] is the first output

n is the input

d is the difference between terms

here, we are given the row, and we want to figure out the number of action figures. thus, row = input and number of action figures = output.

the first output, in the first row, is 3

the difference between the number of action figures in each row is 6

thus, our formula is

[tex]a_n = 3 + (n-1)6 = 3 + 6(n-1)[/tex]

when the row is 9, the number of action figures is equal to

3 + 6(9-1) = 3 + 6 * 8 = 51


Related Questions

Dorado County, which has a population of about 6,720, is divided into 4 townships. About 1/4
of Dorado County's population lives in Emerson Township, which has an area of 344 square miles. What is the population density of Emerson Township?

If necessary, round your answer to the nearest whole number.

Franco Township is also in Dorado County. Franco Township's population is about 30% greater than Emerson Township's, and its area is 512 square miles. What is the population density of Franco County?

If necessary, round your answer to the nearest whole number.

Answers

Density of population = total population / area of the township

Emerson township:
Population of Emerson = 6720 * (1/4)
= 1680
Density of population = 1680 /344
= 5 per square miles

Franco township:
30% of 1680 = 0.3 * 1680 = 504
Population = 1680 + 504
= 2184
Density = 2184/512
= 4 per square mile

solve each word problem using the method of yu
89. A fencing company charges $22 per foot to install
a wood fence. How much will it cost to install a
wood fence around a rectangular pool area that is
20 feet wide and 38 feet long?

Answers

Answer:

$2,552

Step-by-step explanation:

Here you will need a calculator or a paper and pencil. The easiest way to do this is to find the perimeter

So we got a rectange

                  38 Feet

                   _____

                   l         l

   20 Feet   l         l  20 Feet

                   l____l

               38 Feet

Next you need to add all of the sides together to get 100 Feet. Finally you just multiply the cost per foot by 116 to get the total cost of 2,552

Frances has $5 in her bank. She finds $0. 25 under her bed. Then she finds $0. 40 more in her pocket. How much money does Frances have in all?

Answers

Step-by-step explanation:

Add all the money

$5+ 0.25+ 0.40= $5.65

HEELLPP WILL GIVE BRAINLEST TO WHOEVER ANSWERS.

Answers

Answer:

B

Step-by-step explanation: The 2nd number in the equation represents the y axis so if its moving 7 units down its -7 on the y axis which makes it 9x-7

Answer: C

Step-by-step explanation:


Find the area of the triangle.





HELP PLEASEE ASAP !!

Answers

Answer:

- 25

Step-by-step explanation:

A= 0(4-0)+7(0-3)+4(3-4) = -25

PLS HELP ITS URGENT!!


The circumference of the ball is 9. 4 inches. What is the approximate surface area and volume of the ball? Round your answers to the nearest unit.

The surface area of the ball is approximately

square Inches.

The volume of the ball is approximately

cubic Inches.

Answers

2(pi)r = 9.4in
(pi)r = 4.7in
3.14r = 4.7in
r = 1.497in

Surface Area Of a Sphere = 4(pi)r^2 = [4(3.14)(1.497)^2]in^2 = 28.147in^2 = 28in^2
Volume Of a Sphere = 4/3(pi)r^3 = [4/3(3.14)(1.497)^3]in^3 =14.05in^3 = 14in^3

A ferry transports passengers to three different ports. from port a, the ferry travels east 3.5 miles to port b. the ship then turns 75° south and travels for 6 miles to reach port c. what is the distance d from port c to port a? approximate to the nearest tenth of a mile. miles

Answers

The distance d from port c to port a from the given ship movement is gotten as; 7.7 miles.

How to calculate bearing distance?

We are given;

Ferry travels east 3.5 miles from Port b.

Then it turns 75° south and travels for 6 miles till it gets to Port c

To get the distance d from port c to port a, we would make use of cosine rule which is;

c = √(a² + b² - 2ab*cos C)

Thus;

d = √(3.5² + 6² - 2(3.5 * 6)*cos 75))

d = 7.7 miles

Read more about bearings at; https://brainly.com/question/17612866

#SPJ4

Answer:

Step-by-step explanation:7.7 miles

What is the solution to the inequality x^2 + 2x ≤ 24?
A)
x < 4 or x > –6

B)
–6 ≤ x ≤ 4

C)
–6 < x < 4

D)
x ≤ –6 or x ≥ 4

Answers

Answer:

B. -6 ≤ x ≤ -4

Step-by-step explanation:

1. Rewrite the inequality in standard form:

x² + 2x - 24 ≤ 0

2. Factor x² + 2x - 24:

(x-4)(x+6) ≤ 0

3. Identify the intervals:

x - 4+4 = 0+4, x + 6-6 = 0-6

x = 4, x = -6

In conclusion:

-6 ≤ x ≤ -4

hope this helps!

please help im doing this right now

Answers

Answer:

B. 0.000096 (4 zeroes after the decimal point because 10^4)

Step-by-step explanation:

0.96 / 10^4 = 0.000096

when dividing, the decimal moved left and you must add zeroes!

the width of a rectangle is 3x+1. the length is three times the width. what is the simplified expression of the total perimeter of this rectangle?

Answers

Answer:

The total perimeter here is P =21x + 7

Step-by-step explanation:

Let W and L represent the width and length of the rectangle.  Then the perimeter is P = 2W + 2L.  Substituting 3x + 1 for W and 3(3x + 1) for L, we get

P = 2(3x + 1) + 2*3*(3x + 1), or P = 7(3x + 1) = P =21x + 7

1: 4.331 L =_____ mL
2: 4.85 m =____mm
3: 256 cm =____m
4: 13.3 m =_____cm
5:0.32 kg =____g
6:18.5 cm =____km
7:140 cm =____km
8:0.5 kg =____g

Answers

Answer: 4331ml, 4850mm, 25.6m, 133cm, 320g, 0.000185km, 0.0014km, 500g

Step-by-step explanation: All listed above

Which expression is equivalent to n2 26n 88 for all values of n? (n 8)(n 11) (n 4)(n 22) (n 4)(n 24) (n 8)(n 18)

Answers

The factor of the given polynomial n² + 26n + 88 is (n + 4) and (n + 22). Then the correct option is B.

What is a factorization?

It is the method to separate the polynomial into parts and the parts will be in multiplication. And the value of the polynomial at this point will be zero.

The polynomial is given below.

n² + 26n + 88

Then the factor of the given polynomial will be

n² + 22n + 4n + 88

n(n + 22) 4(n + 22)

(n + 4)(n + 22)

More about the factorization link is given below.

https://brainly.com/question/6810544

if a table shows the side length of a triangle and side 1 is 2(a+3) and side 2 is 3a-1 and the perimeter of the triangle is 6a-3. what is side 3

Answers

Answer:

Side 3 = a - 2

Step-by-step explanation:

Perimeter of a ∆ = sum of all the sides of a triangle

Perimeter of the given ∆ = 6a + 3 units

Side 1 = 2(a + 3)

Side 2 = 3a - 1

Side 3 = ?

Therefore:

Side 3 = Perimeter - sum of side 1 and 2

Thus:

Side 3 = 6a + 3 - [2(a + 3) + (3a - 1)]

Side 3 = 6a + 3 - [2a + 6 + 3a - 1]

Side 3 = 6a + 3 - [5a + 5]

Side 3 = 6a + 3 - 5a - 5

Side 3 = a - 2

Step-by-step explanation:



Help Help please :3

Answers

360

Step-by-step explanation:

im not too sure tho

what do you know about math

Answers

Answer:

that it is formed by numbers and steps followed are BODMAS

Please answer for me.

Answers

Answer:

The following is equivalent to -1.

Step-by-step explanation:

[tex]\text{Use PEMDAS to solve this equation.}\\\frac{4^3/(-12+2^2)}{(2*3)^2+(-5*2*3)+2}\\\text{Evaluate 2 squared in the first parenthesis.}\\\frac{4^3/(-12+4)}{(2*3)^2+(-5*2*3)+2}\\\text{Evaluate -12 + 4 in the first parenthesis.}\\\frac{4^3/-8}{(2*3)^2+(-5*2*3)+2}\\\text{Evaluate 2 times 3 in the next parenthesis.}\\\frac{4^3/-8}{(6^2+(-5*2*3)+2}\\\text{Evaluate -5 times 2 in the next parenthesis.}\\\frac{4^3/-8}{6^2+(-10*3)+2}\\\text{Evaluate -10 times 3 in that parenthesis.}\\[/tex]

[tex]\frac{4^3/-8}{6^2-30+2}\\\text{Now that the parenthesis are finished, start evaluating exponents, start in the numerator.}\\\frac{64/-8}{6^2-30+2}\\\text{Evaluate the remaining exponent.}\\\frac{64/-8}{36-30+2}\\\text{Evaluate the division in the numerator.}\\\frac{-8}{36-30+2}\\\text{Finally, evaluate the numbers in the denominator.}\\\frac{-8}{6+2}\\\frac{-8}{8}\\\text{Divide -8 by 8 to get your final answer:}\\-1[/tex]

A figure was rotated around a vertical line segment resulting in the object below.
Which of the following figures was rotated?

Answers

Answer:

Rectangle (Brainliest please)

Step-by-step explanation:

What is the length of the unknown leg of the right​ triangle? 2 ft and 5 ft ​(The figure is not drawn to​ scale.) Question content area bottom Part 1 The length of the unknown leg of the right triangle is enter your response here ft. ​(Round to one decimal place as​ needed.)

Answers

Answer: 4

Step-by-step explanation: It's the Pythagorean theorem. a^2+b^2=c^2. You want to set up the equation as a+2^2=5^2, you would subtract 4 from 25 and get 16, square root 16 and you get 4.

A rabbit jumps across the floor at an angle of 30° with an initial speed of 7 ft/s.
Determine how long the rabbit was in the air. Round to the nearest hundredth.

Answers

The time of flight of the rabbit whose motion is described rounded to the nearest hundredth is; 0.71s

How long did the rabbit stay in the air?

According to the task content;

It follows that the motion of the rabbit was a projectile motion.

Hence, the time of flight of the rabbit is;

T = 2(7) sin 30/9.8.

T = 0.71s

On this note, the time of flight for which the rabbit stayed in the air is; 0.71s.

Read more on time of flight;

https://brainly.com/question/4441382

(-14+3i)-(14i) = ?
Express your answer in the form
(a + bi).

Answers

Answer:

-14 - 11i

Step-by-step explanation:

You may be learning about the imaginary number, i. Even though i is actually the squareroot of -1, when you are doing algebra with it, it acts just like a variable does. The special thing to remember about i is that i^2 is -1. But we don't even need that right now for this problem.

(-14 + 3i) - (14i)

= -14 + 3i - 14i

Combine the i's

= -14 - 11i

That's it. The -14 is the a, and the -11 is the b in a+bi.

If necessary to fill in a computer answer that is already formatted with a plus, like:

_ + _i

then use -14 for a and -11 for b.

please help me.... asap (no links)

Answers

Answer:

3

Step-by-step explanation:

they give you all the possible outcomes, all they are asking for is how many of those outcomes have only one head in it

Answer:

3; HTT, THT, TTH

H means heads, T means tails, therefore there are 3 pairs with 1 letter H.

Question 5 of 10
Solve the rational equation:
4x/x+5 = x/x+4

Answers

Answer:

[tex] x = 0 [/tex]  or  [tex] x = -\dfrac{11}{3} [/tex]

Step-by-step explanation:

I assume the denominators are x + 5 and x + 4 although that is not what you wrote.

[tex] \dfrac{4x}{x+5} = \dfrac{x}{x+4} [/tex]

[tex] (x + 4)(x + 5)\times \dfrac{4x}{x+5} = (x + 4)(x + 5) \times \dfrac{x}{x+4} [/tex]

[tex] (x + 4)(4x) = (x + 5)(x) [/tex]

[tex] 4x^2 + 16x = x^2 + 5x [/tex]

[tex] 3x^2 + 11x = 0 [/tex]

[tex] x(3x + 11) = 0 [/tex]

[tex] x = 0 [/tex]  or  [tex] 3x + 11 = 0 [/tex]

[tex] x = 0 [/tex]  or  [tex] 3x = -11 [/tex]

[tex] x = 0 [/tex]  or  [tex] x = -\dfrac{11}{3} [/tex]

help me with this..!!?

Answers

Answer:

y ≤ 1

Step-by-step explanation:

Range is the values of y that the graph can have

dilson is going to toss two number cubes each with faces labeled.

what is the possibility of tossing a sum of 6?

A) 1/12
B) 1/9
C) 5/36
D) 1/6

Answers

Answer:

option D is is that correct answer

Find the surface area of the prism.

Answers

Answer:

156 [in²].

Step-by-step explanation:

1) total area consists of six parts (all the details are in the attachment):

A=2A₁+2A₂+A₃+A₄;

2) according to the formula above:

A=2*5*3+2*0.5*(6+12)*4+6*3+12*3=156 [in²].

please no links
Solve -7 + 21 > -14.
A. x<5
B. x< -1
C. x<5
D. x< -1

Answers

Hey there!


-7x + 21 > -14


SUBTRACT 21 to BOTH SIDES

-7x + 21 - 21 > -14 - 21


SIMPLIFY IT!

NEW EQUATION: -7x > -35


DIVIDE -7 to BOTH SIDES

-7x/-7 > -35/-7


SIMPLIFY IT!


x < 5


Therefore, your answer is: x < 5



Good luck on your assignment & enjoy your day!



~Amphitrite1040:)

Answer:

X<5

Step-by-step explanation:

Isolate the term of x from one side of the equation.

-7x+21>-14

First, subtract by 21 from both sides.

-7x+21-21>-14-21

Solve.

Add or subtract the numbers from left to right.

-14-21=-35

Rewrite the problem down.

-7x>-35

Then, multiply by -1 from both sides.

[tex]\sf{\left(-7x\right)\left(-1\right) < \left(-35\right)\left(-1\right)}[/tex]

Solve.

7x<35

Divide by 7 from both sides.

7x/7<35/7

Solve.

Divide the numbers from left to right.

35/7=5

x<5

Therefore, the correct answer is x<5.

I hope this helps! Let me know if you have any questions.

Which of the following functions best models the data shown in this scatterplot?

1. y=15x^2+18

2. y=100x−200

3. y=450x−600

4. y=3x+10

Answers

Right away the shape of the graph looks like a parabola which is a dead give away that the equation has to have an exponent in it leaving #1 as your only option. plug in a few numbers to proof like (5,393) and (10,1518)

a 10.2 of the pupils in a school are boys. If there are 96 girls in the school, how many pupils are there in the school?​

Answers

Answer:

192

Step-by-step explanation:

because if you multiply 2 by 96 then you get your answer

Type the answers to these questions, in order, thank you.

Answers

Answer:

1) 3 weeks

2) $60

3) 6 weeks

4) $50

5) No, because they are already saving at the same rate, so if they continue to do so, their amounts will never meet. This is also because the lines in the graph are parallel, and parallel lines never meet.

find m ED
find m COB
find m AB
find m BOE

Answers

[tex]\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}[/tex]

Actually Welcome to the concept of Angles.

Angle ED = 90° - 15° ==> 75°

Angle COB = 180° - 15° ==> 165°

Angle AB ==> 15° ..( vertically opposite angles)

Angle BOE ==> 90° + 15° ==> 105°

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