Seven years ago, kodi found a box of old baseball cards in the garage. since then, he has added a consistent number of cards to the collection each year. he had 52 cards in the collection after 3 years and now has 108 cards. kodi looking into his box of baseball cards. how many cards were in the original box? is this t(0) or t(1)? write the first few terms of the sequence. kodi plans to keep the collection for a long time. how many cards will the collection contain 10 years from now? write an equation that determines the number of cards in the collection after n years. what does each number in your rule represent?

Answers

Answer 1
(3,52)(7,108)
slope = (108 - 52) / (7 - 3) = 56/4 = 14

y = mx + b
slope(m) = 14
(3,52)...x = 3 and y = 52
sub and find b, the y int (the original amount of cards)
52 = 3(14) + b
52 = 42 + b
52 - 42 = b
10 = b

so ur equation is y = 14x + 10....with x being the number of years and y being the total cards. <== ur equation is y = 14x + 10

He started with 10 cards....and has been adding 14 cards every year.

so after 10 years...
y = 14(10) + 10
y = 140 + 10
y = 150 <== after 10 years, he will have 150 cards
Answer 2

The required equation is y = 14x + 10 which is the number of cards in the collection and he will have 150 cards after 10 years

What is the slope of the line?

The slope of the line is defined as the gradient of the line. It is denoted by m

Slope m = (y₂ - y₁)/(x₂ -x₁ )

As per the question, we take the two points are (3,52) (7,108)

So slope = (108 - 52) / (7 - 3) = 56/4 = 14

y = mx + b

slope(m) = 14

Substitute the value of x = 3 and y = 52 in the equation

52 = 3(14) + b

52 = 42 + b

52 - 42 = b

10 = b

So the original amount of cards is 10

If x represents the number of years, while y is the total number of cards.

y = 14x + 10

He began with 10 cards and has added 14 cards every year thereafter.

So after 10 years

y = 14(10) + 10

y = 140 + 10

y = 150

Therefore, he will have 150 cards after 10 years

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Related Questions

A jar contains 21 pennies (worth $0.01 each), 15 nickels (worth $0.05 each), 18 dimes (worth $0.10 each), and 32 quarters (worth $0.25). if a coin is drawn at random, what is the expected value of the draw?

Answers

less than 25 bro.............

Write the quadratic function in vertex form. y = x2 + 8x + 18

Answers

for vertex form, half the middle term and square it
(x2 + 4x + 16) + 18 - 16
so...
(x + 4) ^2 + 2

Please help!! Explain how you got the answer!

Answers

multiply 3.5 x 3 = 10.5

 add -5 +-10 = -15

 so you have 10.5 x 10^15

 then you need to move the decimal point 1 place to the left to get 1.05

 since you move the decimal point 1 place to the left you add 1 to the -15 to get -14

 so answer = 1.05 x 10^-14


Find a formula for the number of patrons as a function of profit.

Answers

Here is my answer. Let just give assumptions. For example,the relationship is linear.Therefore the slope, "m," is the same throughout.
Let us make patrons the independent variable, the two points are: (1314, 11333) and (1544, 13518).
m = (13518-11333)/(1544-1314)
m = 9.5
 
profit = 9.5 patrons (you pick the variable names)
For 1 more patron substitute 1:
profit = 9.5 (1)
profit = 9.5
 
Isolate "patrons" and you get the function based on profit:
patrons = profit/9.5
 
The break even point is for 0 < profit.
0 < profit = 9.5 patrons
0 < 9.5 patrons
0 < patron

what is the least common denominator for the fractions 9/14and 2\21

Answers

hello : 
14 = 2×7
21 = 3×7
 the least common denominator for the fractions 9/14and 2\21  is : 6×7=42

Jason started a hat-making business. He spent $750 to purchase supplies to get started and he uses about $3.50 worth of supplies per hat made. Jason charges $15 for each hat. Let h represent the number of hats.

What is the minimum number of hats Jason will need to sell to make a profit?


Which inequality models this problem?


A.) 15h>750+3.5h

B.) 3.5h>750+15h

C.) 15h<750+3.5h

D.) 3.5h≥750+15h

Answers

15h > 750 + 3.5h <===

15h represents ur revenue...the money u make....ur expenses are 750 + 3.5h....and , in order for u to make a profit, ur revenue has to be higher then ur expenses

Answer:

the answer is A. 15h>750+3.5h

Im 100% sure.  Good luck!

What work do i need to show?

Answers

You have to show finding the square root of it ______        ___       __
                                                                       144x^2  +  √225  =  0
which will give you 12x+15=0
12x=15
x=5/4

find the missing data item given the following values
25, 28, 21, x, 32

Answers

Is the question multiple choice?

Chris is trying to find the volume of a pool. What unit will he use?

Answers

He will use meter^3

Hope this helped!

When measuring the volume of a swimming pool, larger units of capacity like liters and gallons are used. For an Olympic-sized pool, the volume is often measured in megaliters or cubic meters.

When measuring the volume of a swimming pool, we are dealing with a very large capacity, therefore using small capacity units like milliliters would not be practical due to the large numbers it would involve. In cases such as filling a pool, larger units of capacity are more appropriate. Common units of measure for such large volumes are liters and gallons. For very large swimming pools, like Olympic-sized ones, volume is often expressed in megaliters (ML) because one megaliter equals one million liters. For instance, an Olympic-sized swimming pool holds about 2,500,000 liters, which can also be expressed as 2.5 megaliters (ML).

Additionally, when working with the volume of a pool, it would also be possible to measure in cubic meters (m³). This is particularly common in scientific contexts or in regions where the metric system is standard for all measurements.

Based on this map, about how long is the niger river? 500 miles 1,500 miles 2,600 miles 3,900 miles

Answers

The Nile River is 2,600 miles long. If you are answering the FLVS question then it is also 2,600 miles.

Using the fractions 2/3 and 3/4 describe how to give two fractions common denominators

Answers

One way is to find the prime factorization for the denominators which are 3 and 4. The prime factorization of 3 would be 1 x 3 and 4 would be 2 x 2. Since we only use prime numbers to find the prime factorization we would have 2 x 2 x 3 = 12 which give us the the least common denominator for 2/3 and 3/4. Final answer is 12.
When the denominators can't divide into each other, you multiply each fraction by the other fractions' denominator to get a common denominator

It looks like this:
[tex] \frac{2}{3}*( \frac{4}{4} )= \frac{8}{12} [/tex]

[tex] \frac{3}{4}*( \frac{3}{3})= \frac{9}{12} [/tex]
now each denominator is 12

The baby weighed 7.25 pounds at birth.At the end of 8 months the baby weighed 2 1/2 times its birth weight .How much does the baby weigh at 8 months

Answers

weight at 8 months = 7.25 x 2 1/2
= 7.25 x 5/2
= 7.25 x 2.5
= 18.125

The baby weighs 18.125 pounds at eight months.

find the pattern of 1, 5, 30, 210, 2680

Answers

Final answer:

The sequence provided (1, 5, 30, 210, 2680) does not match typical simple arithmetic or geometric patterns, suggesting it may involve a more complex rule like factorial growth, though a specific pattern cannot be determined with the provided information.

Explanation:

The question is about finding the pattern in the sequence 1, 5, 30, 210, 2680. To solve this, observe how each term relates to its predecessor. The sequence does not directly follow an arithmetic or geometric pattern; instead, it seems to involve a factorial or multiplicative pattern with increasing multipliers.

However, the information provided does not directly match the given sequence, suggesting that there might have been a typo in the sequence or additional rules that were not stated. Generally, patterns can be identified through arithmetic (addition/subtraction), geometric (multiplication/division), or more complex operations (such as factorial or combinations), but without the correct sequence or a clear rule, it's challenging to provide a decisive pattern.

For sequences that escalate rapidly like this one, factorial operations or exponential growth with additional manipulations (addition, subtraction) are common, but the specific pattern here is unclear without further clarification or the correct sequence.

What is the product of -9x(5-2x)

Answers

-9x(5-2x)
= -45x + 18x^2
= 18x^2 - 45x

hope it helps
The answer is 18x^2 - 45x

Point P (3, -4) and its image have symmetry with respect to the origin. Which of the following points represents the image of point P?


answer choices (-3, 4) (3, 4) (4, 3)

Answers

(-3,4) is your answer

Answer: -3,4

Step-by-step explanation:

Because it wants you to rotate th epoint 180 degrees arond the orgin of the coordinate plane which then gives you the -3,4 option as your answer.

find the rate in the following problem Round the answer to the nearest hundredth of a percent. What percent of 85 is 10?

Answers

Final answer:

To find the percent of 85 that is 10, divide 10 by 85 and multiply by 100. The answer is 11.76%.

Explanation:

To find the percent of 85 that is 10, we divide 10 by 85 and multiply by 100.

10 / 85 = 0.1176

0.1176 * 100 = 11.76%

Roundin the answer to the nearest hundredth of a percent, we get 11.76%.

A table is 3 feet and 2 inches wide and a chair is 25 inches wide how much wider is the table then chair in inches

Answers

To answer this problem, you would need to convert the values into inches.
12 inches = 1 ft

Table = 3ft 2 in = 38 inches wide
Chair = 25 inches wide

Then just subtract the two values to find how much wider the table is than the chair.

38-25=13 inches wider

Answer:

junko enishima

Step-by-step explanation:

Which expression can be used to convert 22 Australian dollars to US dollars?

Assume 1.2 Australian dollars equals 1 US dollar.

$22 AUD ×

$22 AUD ×
$1.20 AUD ×
$1.20 AUD × pls help need awnwer quick

Answers

$22 AUD * 1 USD / 1.2 AUD
Hope that helps

Answer:

[tex]\frac{22\text{ AUD }\cdot 1\text{ USD}}{1.20\text {AUD}}[/tex]

Step-by-step explanation:

We are told that 1.2 Australian dollars equals to 1 US dollar. We are supposed to write an expression that can be used to convert 22 Australian dollars to US dollars.

To find the amount of US dollars in 22 Australian dollars we will divide 22 by amount of Australian dollars that is equal to 1 US dollar (1.2 AUD).

[tex]22\text{ AUD}=\frac{22\text{ AUD }\cdot 1\text{ USD}}{1.20\text{ AUD}}[/tex]

Australian dollars will cancel out with Australian dollars from unit parts and our unit will be in American dollars.

[tex]22\text{ AUD}=\frac{22\cdot 1\text{ USD}}{1.20}[/tex]

Therefore, our desired expression that can convert 22 Australian dollars to US dollars will be  [tex]\frac{22\text{ AUD }\cdot 1\text{ USD}}{1.20\text { AUD}}[/tex].

Dewayne is comparing two checking accounts. One has a monthly fee of $7 and a per-check fee of $0.30, and the other has a monthly fee of $4 and a per-check fee of $0.40. What is the minimum number of checks Dewayne needs to write for the first bank to be a better option?

Answers

7 +0.30x = 4 +0.40x

subtract 4 from each side

3+0.30x = 0.40x

subtract 0.3x from each side

3 = 0.10x

divide both sides by 0.10

3 /0.10 = 30

30 checks would make both accounts equal

so he would need to write 31 checks for the first one to be better.

Answer:30

Step-by-step explanation:

it’s right

Find two consecutive even integers such that the smaller added to four times the larger gives a sum of 48.

Answers

X+4(x+2)=48
X+4x+8=48
5x=40
X=8
The integers are 8 and 10

The consecutive even integers such that the smaller added to four times the larger gives a sum of 48 are; 8 and 10

What are the consecutive numbers?

The consecutive numbers are those numbers that follow each other continuously in the order from smallest to largest numbers.

WE have to determine the two consecutive even integers such that the smaller added to four times the larger gives a sum of 48.

Let the two consecutive even integers are; x and (x+2)

Therefore,

X+4(x+2) = 48

X+4x+8=48

5x=40

X=8

Hence The consecutive even integers are; 8 and 10

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a toy manufacturer estimates that 6% of its products are defective. if it produces 550 toys in one day, how many will be defective?

Answers

Answer:

33

Step-by-step explanation:

We need to find 6% of 550.

We can calculate with a direct rule of 3. If the 100% is 550, how much is the 6%?

[tex]100 -\!\!\!-\!\!\!- 550\\ 6 -\!\!\!-\!\!\!- x[/tex]

We use the formula of the direct rule of 3:

[tex]x = \frac {6 * 550}{100} \\ \\ x = \frac {3300}{100}\\ \\ x = 33[/tex]

33 toys will be defective.

If a toy manufacturer produces 550 toys in one day, then the number of toys that would be defective is 33 toys.

Let the defective toys be D.Let the total toys be T.

Given the following data:

Total number of toys produced in a day = 550 toys.

To find the number of toys that would be defective from a production:

[tex]D = \frac{6}{100}[/tex] × [tex]T[/tex]

Substituting the given parameters into the formula, we have;

[tex]D = \frac{6}{100}[/tex] × [tex]550[/tex]

[tex]D = 0.06(550)[/tex]

Defective toys, D = 33 toys.

Ratio: https://brainly.com/question/12212308

For what values of m does the graph of y=3x^2+7x+m have two x-intercepts

Answers

to have 2 intercepts  the discriminant must be > 0

7^2 -  4*3*m > 0
12m < 49
m < 4 1/12  answer

Answer:

For all [tex]\frac{49}{12}>m[/tex], the graph of given equation have two x-intercepts if the discriminant is positive.

Step-by-step explanation:

A quadratic equation [tex]y=ax^2+bx+c[/tex] has

1. No x-intercept if [tex](b^2-4ac)<0[/tex].

2.One x-intercept if [tex](b^2-4ac)=0[/tex].

3. Two x-intercept if [tex](b^2-4ac)>0[/tex].

The given equation is

[tex]y=3x^2+7x+m[/tex]

It is a quadratic equation. Here, a=3, b=7 and x=m. The graph of given equation have two x-intercepts if the discriminant is positive.

[tex](b^2-4ac)>0[/tex]

Put a=3, b=7 and x=m in the above inequality.

[tex]7^2-4(3)(m)>0[/tex]

[tex]49-12m>0[/tex]

Add 12m on both the sides.

[tex]49>12m[/tex]

Divide both sides by 12.

[tex]\frac{49}{12}>m[/tex]

For all [tex]\frac{49}{12}>m[/tex], the graph of given equation have two x-intercepts if the discriminant is positive.

What is the element a^23 in matrix A?
A=8 -4 -3
3 -9 -5
-8 8 8

Answers

Answer:

1. (5,0)

2. 20 of type A;20 of type B

3. no solution

4. -5

5.D

11 -12 7

5 12 -7

6. (-6,8)

100% right i gotchu bbs <3

The element [tex]a_{23[/tex] in matrix A is -5. Therefore, option A is the correct answer.

We need to find the element [tex]a_{23[/tex] in matrix A.

What is the matrix?

In mathematics, a matrix is a rectangular array or table of numbers, symbols, or expressions, arranged in rows and columns, which is used to represent a mathematical object or a property of such an object.

From the given matrix, the element in the second row and third column is -5.

The element [tex]a_{23[/tex] in matrix A is -5. Therefore, option A is the correct answer.

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Simplify −0.5i−i


Enter your answer in the box.

Answers

Answer: -1.5i

Step-by-step explanation: This was correct

If mRV = mVU, what is mVU?

Answers

64 degrees mate! I hope this helps!!!

Answer:

Answer: C

Step-by-step explanation:

Edge 2021

A car decreases in value 10% a year . If it was brought for £5000 , how much will it be worth after 2 years ?

Answers

5000 x (1-0.10)^2

5000 x 0.90^2

5000 * 0.81

it is valued at 4,050 after 2 years

Final answer:

After applying a 10% yearly depreciation to the initial value of £5000, the car's value after 2 years will be £3150.

Explanation:

When a car decreases in value by 10% a year, its value after 2 years can be calculated using exponential decay. To compute the value of the car after two years, we start with the initial value of £5000 and apply a 10% decrease for each year. The formula for the value of the car after a certain number of years is given by:

Future Value = Present Value × (1 - rate of depreciation)^number of years

For the first year:

Future Value = £5000 × (1 - 0.10)¹

Future Value = £5000 × 0.90

Future Value = £4500

For the second year, we use the value at the end of the first year:

Future Value = £4500 × (1 - 0.10)¹

Future Value = £4500 × 0.90

Future Value = £3150

Therefore, after 2 years, the car will be worth £3150.

Constructed Response 1: A student thinks that the sum of 4.3 and 8.4 is 12.7 because 4 + 8 = 12 and 3 + 4 = 7. The student then adds 3.6 and 2.7 and gets 5.13 because 3 + 2 = 5 and 6 + 7 = 13. Identify the mistake in the student’s procedure and explain why this procedure won’t always work. *

Answers

6 + 7 = 13 (so more than 10)

So you must add that 1 to te result of 3+2

1+2+3= 6

Final result : 6.3




ZP bisects ∠OZQ so that ∠OZP = 8x – 9 and ∠PZQ = 5x + 18. Find the value of x, and the measure of each angle. You must show all work in order to receive credit!

Answers

x = 9 Since ZP bisects â OZQ, that means that the measurements for â OZP and â PZQ are the same. So create an equation with their respective values set to each other. 8x - 9 = 5x + 18 Now solve for x 8x - 9 = 5x + 18 Subtract 5x from both sides 3x - 9 = 18 Add 9 to both sides 3x = 27 Divide both sides by 3 x = 9

A ski jacket costing $160 is $20 less than twice the cost of the matching ski pants. Find the total cost of the ski jacket and matching ski pants.

Answers

The ski jacket costs $160 and the pants cost $70 because if u do 160-20=140 which, if u divid by 2, will give you 70

The answer is $230

The total cost of the ski jacket and matching ski pants is $250.

Given that, a ski jacket costing $160 is $20 less than twice the cost of the matching ski pants.

What is an equation?

In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.

Let the cost of matching ski pants be x.

Now, 2x-20=160

⇒ 2x=180

⇒ x=90

So, the cost of the matching ski pants is $90.

Total cost = 160+90 = $250

Therefore, the total cost of the ski jacket and matching ski pants is $250.

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i have zero idea.. help please.

Answers

As we look, line TU = 16. But, there are two lines right below it, and there are two lines on the line UW. Now, all that this means is UW is the same length as TU. 

Since we know what TU and UW is and we need to add them together to find the total length of the line TW.

16 + 16 = 32.

Therefore, the length of line TW is 32 units long.

Hope I could help you out!
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Have a good one.
God bless!
Yes I agree with that good luck

God bless
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