John can play 12 songs on the guitar and he
learns 1 new song each week. Aiden can play 4 songs.
but he learns 2 each week. How many weeks (w) will it
be before Aiden knows as many songs as John?

Answers

Answer 1

Answer:

8 weeks

Step-by-step explanation:

Let

w = number of weeks

John = 12 + w

Aiden = 4 + 2w

How many weeks (w) will it be before Aiden knows as many songs as John?

Equate both John and Aiden expression

John = Aiden

12 + w = 4 + 2w

Collect like terms

12 - 4 = 2w - w

8 = w

w = 8 weeks

It will take 8 weeks before Aiden knows as many songs as John


Related Questions

Find the remainder when p6–p4–p2–1is divided by p -1
pls fast

Answers

remainder is negative 2

Find the volume of the triangular prism below 5mm 12mm 3mm

Answers

Answer: 90 mm cubed

Step-by-step explanation:

Formula = (L*W*H) / 2

5 * 12 * 3 = 60 * 3 = 180

180 / 2 = 90

Please answer this question asap

Answers

Answer:

I believe that the answer is 'C. 9d+2c+3t'.

Step-by-step explanation:

I hope this was helpful, have a blessed day.

Write an equation to describe the proportional relationship in this table. Explain your thinking and how you got your answer.

PLEASE HELP!! I DONT KNOW WHAT TO DO

Answers

Focus on the values in red outside the table (on the left and right sides). As the output increases by 4, the input increases by 1. This leads to the slope being rise/run = 4/1 = 4. The slope is the number just to the left of the x variable. So that's how they ended up with the equation y = 4x.

You can think of it as y = 4x+0, and note how it's in the form y = mx+b

m = 4 = slope

b = 0 = y intercept

The y intercept is the value of y when x = 0.

--------

Now because x = 0 and y = 0 pair up together, we can find the slope a different way: Pick any row other than the first row. Divide the y value over its paired x value. So let's say we pick on row two and we'd get a slope of y/x = 4/1 = 4.

Or we could pick on row three and get y/x = 8/2 = 4.

Picking on the fourth row gets us the slope to be y/x = 12/3 = 4. We end up with the same slope value each time. Again, this trick only works if (x,y) = (0,0) is on the line. Otherwise, you'll need to use the first method or use the slope formula.

For equations like this, we consider them a direct proportion. As x increases, so does y. As x increases by 1, y increases by 4. This is the same throughout the table.

----------

A real world example of this could be that x represents the number of sodas you buy, and if each soda is $4, then y = 4x represents the total cost of buying x number of sodas.

For instance, if you bought x = 10 sodas, then y = 4*x = 4*10 = 40 dollars is what you spend overall.

Each container has a base of 4 1/4 yds by 1 2/3 yds. What is the area covered by all the containers?

Answers

Answer:

See Explanation

Step-by-step explanation:

Given

Base Dimension

[tex]Length = 4\frac{1}{4}yd[/tex]

[tex]Width = 1\frac{2}{3}yd[/tex]

Required

The base area of all containers

First, calculate the base area of 1 container.

This is calculated as:

[tex]Area = Length * Width[/tex]

[tex]Area = 4\frac{1}{4}yd * 1\frac{2}{3}yd[/tex]

Express as improper fraction

[tex]Area = \frac{17}{4}yd * \frac{5}{3}yd[/tex]

So, we have:

[tex]Area = \frac{17*5}{4*3}yd^2[/tex]

[tex]Area = \frac{85}{12}yd^2[/tex]

The number of containers is not given. So, I will use 'n' as the number of containers.

So, we have:

[tex]Total = n * Area[/tex]

[tex]Total= n * \frac{85}{12}yd^2[/tex]

--------------------------------------------------------------------------------------------

Assume n is 3 (i.e. 3 containers)

The total area is:

[tex]Total= 3 * \frac{85}{12}yd^2[/tex]

[tex]Total= \frac{85}{4}yd^2[/tex]

[tex]Total= 21\frac{1}{4}yd^2[/tex]

--------------------------------------------------------------------------------------------

what is the sum of 3,9​

Answers

Answer:

3 + 9 = 12 !

Step-by-step explanation:

3 x 9 = 27 if you multiply

The line passing through (-2,5) and (2,p) has a gradient of -1/2.

Fnd the value of p

Answers

Given:

The line passing through (-2,5) and (2,p) has a gradient of [tex]-\dfrac{1}{2}[/tex].

To find:

The value of p.

Solution:

If a line passes through two points, then the slope of the line is:

[tex]m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]

The line passing through (-2,5) and (2,p). So, the slope of the line is:

[tex]m=\dfrac{p-5}{2-(-2)}[/tex]

[tex]m=\dfrac{p-5}{2+2}[/tex]

[tex]m=\dfrac{p-5}{4}[/tex]

It is given that the gradient or slope of the line is [tex]-\dfrac{1}{2}[/tex].

[tex]\dfrac{p-5}{4}=-\dfrac{1}{2}[/tex]

On cross multiplication, we get

[tex]2(p-5)=-4(1)[/tex]

[tex]2p-10=-4[/tex]

[tex]2p=-4+10[/tex]

[tex]2p=6[/tex]

Divide both sides by 2.

[tex]p=3[/tex]

Therefore, the value of p is 3.

Which option best shows X>-19 , The topic is inequalities


Answers

Answer:

Step-by-step explanation:

 D

Answer:

a

Step-by-step explanation:

unshaded circle is for more than or less than

Quentins digital camera takes pictures that measure 1024x768 pixels in size. To place the picture in the school newspaper he needs to reduce each dimension by 65%. What is the total area of the reduced image in square pixels?

HELP WILL MARK BRAINLIEST!!

Answers

Don’t click on the file the people are scammers and it doesn’t work stay safe!
I think the answer is 511180.8

Steps how I solve it:

1024x768=786432

Since 65% in decimals form is 0.65

786432x0.65=511180.8

FIND THE EREA OF THE GIVEN TRIANGLE YOU MUST SHOW WORK!

Answers

Answer:

Area = 12 square units

Step-by-step explanation:

Area = b x h x 1/2

Area = 8 x 3 x 1/2

Area = 24 x 1/2

Area = 12

Hope that helps! :)

Answer:

12 is the area . ihshssisjjss

Help!! I’ll give brainliest!!

Answers

Answer:

A. -1

Step-by-step explanation:

To find the slope, subtract the x-coordinates, subtract the y-coordinates, lastly, divide the differences.

(3,1) (4,0)

3 - 4 = -1

1 - 0 = 1

-1 ÷ 1 = -1

-1 is the slope.

What is the coefficient of the term of degree 4 in this polynomial?
x^8+2x^4 - 4x^3 + x^2-1

Answers

Answer:

2

Explanation:

Degree 4 is the term with the exponent that is 4. The 2 in front of the x is the coefficient.

Can someone help me with these 3 Spanish questions? ty

Answers

Answer:

1. A

2. C

3. A

Hope this helped!

GIVING BRAINLIEST!!!

Answers

Answer:

5. the given ordered pair is not a solution 6. the given ordered pair is a solution 7. the given ordered pair is a solution

Step-by-step explanation:

5. 8 = -4(-2) => 8 = 8 (true)

8 = 1/2(-2) + 7 => 8 ≠ 6 (false)

the given ordered pair is not a solution

6. 3 + 5(1) = 8 => 8 = 8 (true)

4(3) - 5(1) = 7 => 7 = 7 (true)

the given ordered pair is a solution

7. -5 = 4 - 9 => -5 = -5 (true)

4 + (-5) = -1 => -1 = -1 (true)

the given ordered pair is a solution

Annabelle's password is a 3-digit code that uses the numbers 0, 1, and 2. How many possible outcomes are there for Annabelle's password if the digits can repeat itself.

Group of answer choices

21

27

9

3

Answers

Answer:

9

Step-by-step explanation:

0,1,2

0,2,1

1,2,0

1,0,2

2,0,1

2,1,0

2,2,2

1,1,1

0,0,0

L=10 in W=5in H=8in find the volume?

Answers

Answer:

V = 400in.

Step-by-step explanation:

We are given the measurements of what can be assumed to be a rectangular prism, and we need to find the volume.

When finding volume of a rectangular prism, we need to multiply length by width by height.

So we know all of these,

L = 10in

W = 5in

H = 8in

V = LWH

Substitute :

V = (10)(5)(8)

Mutiply :

V = (50)(8)

Multiply :

V = 400in.

Answer:

the formula to find volume is length times width times height.

Step-by-step explanation:

10 times 5 = 50 then multiply 50 by 8 which equals 400. brainliest :0

A rectangle 9 cm long is equal in area to a square which has a perimeter of 24 cm,find the width of the rectangle.​

I want the explanation

Answers

Answer:

3cm

Step-by-step explanation:

The length of a rectangle Is 9cm

The perimeter Is 24

Let the width be x

Therefore the width can be calculated as follows

Perimeter= 2(length+width)

24= 2(9+x)

24= 18+2x

24-18= 2x

6= 2x

x= 6/2

x= 3cm

Hence tbe width is 3cm

area of triangle with 5 cm radius

Answers

The answer is 32.5cm^2

Hope this helps!!

Guys please help I’m having so much trouble

Answers

Answer:

Hello! Your answer would be B)B

Step-by-step explanation:

Hope I helped! Brainiest plz!♥ Have a nice morning! Hope you make a 100%! -Amelia

Find the area of the circle.
25 yd

Answers

The area of the circle A≈64457.75in²

A 50 foot ladder is set against the side of a house so that it reaches up 30 feet. If Alonso grabs the ladder at its base and pulls it 5 feet farther from the house, how far up the side of the house will the ladder reach now? (The answer is not 25 ft.) Round to the nearest tenth of a foot.

Answers

Answer:

21.8

Step-by-step explanation:

The distance for the side of the house will the ladder reach now should be considered as the 21.8 ft.

Calculation of the distance;

Since first we have to determine BC i.e.

[tex]= \sqrt{50^2 - 30^2} \\\\= \sqrt{1600}[/tex]

=  40 ft

Now

In the case when Alonso grabs the ladder at its base and pulls it 5 feet farther from the house

So,

[tex]= \sqrt{(50)^2 - (45)^2} \\\\= \sqrt{475} \\\\= 5 \sqrt 19[/tex]

= 21.8 ft.

Learn more about base here: https://brainly.com/question/23854119

Which expression shows the amount would you pay if your lunch bill is X and you leave(pay) a 15% tip?

a) x - 0.15x
b) x + 0.15x
c) 1.15x - x
d) 2.15x

Answers

Answer:

Step-by-step explanation:

(b) is correct.  x represents the bill and 0.15 represents the 15% tip on that bill.

Give coordinates for any three points that are on the same vertical line. Include at least one point that has a mixed number as a coordinate. (Can the numbers be made up? I put in (1 1/2,4), (2,4), (5,4) as the answer. Is that correct?)

Answers

Answer: No

Step-by-step explanation:

Points inserted are

[tex](1\ \frac{1}{2},4), (2,4), (5,4)\\[/tex]

As all the points have the same y-coordinate, therefore, they must lie on the same horizontal line of [tex]y=4[/tex]

So, the ingested points are not correct.

Points maybe [tex](1,2), (1, 3), (1,3\ \frac{1}{2})[/tex] as they line on the same vertical line.

Maria sets a goal of jogging 17.4 miles this week.She plans on running 2.75 miles each day for 7 dadys.If she follows her plan,witch is true?

Answers

Step-by-step explanation:

Given

Maria goal's is to Jog 17.4 miles

She runs 2.75 miles each day for 7 days

Total distance covered by her in 7 days

[tex]\Rightarrow 2.75\times 7=19.25\ \text{miles}[/tex]

So, she covers more than what she had planned.

Therefore, she is successful in her plan.

How long is Mr. Toad?
A 10 cm SECTION OF A METERIC RULER

HELP PLEASEEEEE!!!!!

Answers

hyfhsudeh it heieheueheiheeiheehheehe 70m

Jo and Paul are arguing about percentages.
Jo says 52% = 0.052
20
Paul says 52% <
Who is correct?

Answers

The answer is 2.27%

Answer: Paul

Step-by-step explanation: Paul is correct because Joe isn’t.

0.052= 5.2% not 52%

Jo is correct in saying that that number is less than 52%.

Tim can complete 3 math problems in 10 minutes. How many math problems can he complete in half of an hour?

Answers

They can complete 9 math problems in 30 mins.
He completed 9 problems in half an hour


*every 10 mins he answers 3 questions
10•3=30
So ... 3•3=9

Which expression is equivalent to the image below?
1/4(12-3x)

A. 3 - 3/4x
B. 3 - 12x
C. 3 + 3/4x
D. -3 -3x

Answers

The answer is A

You’d solve the parenthesis first because it’s the first step in PEDMAS so you’d multiply everything in the parenthesis by 1/4. 12 times 1/4 is 3 and -3x times 1/4 is -3/4. (1/4 times -3/1 and you multiply the numerators and denominators) when you put each 3 and -3/4x together you get 3-3/4x

Sorry it’s wordy, I hope it makes sense.

The expression is equivalent to the 1/4 (12 -3x) is 3 - 3/4x.

What is Expression?

In mathematics, an expression is a phrase that has at least two numbers or variables and at least one math operation. Addition, subtraction, multiplication, or division are all examples of math operations. An expression's structure is as follows: (Number/variable, Math Operator, Number/variable) is an expression.

We have the Expression

1/4 (12 - 3x)

Now, using Distributive Property we get

a x (b+ c) = a x b + a x c

Then, 1/4 (12 - 3x)

= 1/4(12) - 1/4 (3x)

= 3 - 3/4x

Thus, the required expression is 3 - 3/4x.

Learn more about Expression here:

https://brainly.com/question/16804733

#SPJ3

A car that is purchased got 24000 is expected to depreciate at a rate of 7% per year. If the function f(x)=ab^x models this situation, which function could be used to find the value of the car after 10 years?

Answers

Answer:

FV= 24,000*(1.07^-10)

Step-by-step explanation:

Giving the following information:

Present Value (PV)= $24,000

Decrease rate (d)= 7%

Number of periods (n)= 10 years

To calculate the value of the car after 10 years, we need to use the following formula:

FV= PV*(1+d)^-n

FV= 24,000*(1.07^-10)

FV= $12,200.38

Write the expression for this problem:
The pizza place sold 1 pizza for 8$ and it costs 0,25$ per garnish.

Answers

Answer:

8 + 0.25g

Step-by-step explanation:

(g is the variable for garnish)

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