a half of whats johns age was 4 years ago is equal to one third of what will be in 5 years time. how old is john now?

Answers

Answer 1

Let x = John's age now

half of what johns age was 4 years ago: (1/2)(x-4)

is equal to one third of what it will be in 5 years time: (1/3)(x+5)

 

(1/2)(x-4) = (1/3)(x+5)

 

3(x-4) = 2(x+5)

 

3x - 12 = 2x + 10


Related Questions

Then you have to purchase a new black belt because of all the Tylenol pray had the bell prize at $80 however I was in Wisconsin by 20% after that discount the store I tried signing on tax of 8% why was the final price and then you’ll pay for the belt?

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Answer:

How might an author's point of view be related to his or her purpose?

Step-by-step explanation:

Answer:

You pay $69.12.

Step-by-step explanation:

What is -2 + 5 equals??

Answers

Answer:

3

Step-by-step explanation:

Answer:

The answer is 3 :)

Step-by-step explanation:

Negative 1/2 divided by 3/5

Answers

Answer:

-5/6

Step-by-step explanation:

Divide fractions is the same as multiplying the first by the reciprocal of the second. So this is now -(1/2)*(5/3). Then you multiply the top by the bottom to get -(5/6)

This table shows the distance traveled by a car and the car’s average speed on different days.

A 3-column table with 5 rows. Column 1 is labeled Day with entries 3, 4, 5, 6, 7. Column 2 is labeled Average Speed (miles per hour) with entries 55, 58, 63, 65, 68. Column 3 is labeled Distance (miles) with entries 495, 660, 825, 990, 1,155.

Given that the days are the input, which output has a constant rate of change?

✔ distance
What is the constant rate of change?

✔ 165
Which relationship represents a linear function?

Answers

Answer:

distance to days

Step-by-step explanation:

Answer: distance and 165

how do you solve 18+8i/4i ?

Answers

Step-by-step explanation:

check attachment.

Thanks me later

In a yoga class, 75% of the students are women. There are 24 women in the class. How many students are in the class?

Answers

Answer:

32

Step-by-step explanation:

Answer:

32

Step-by-step explanation:

-5/6(8+5b) = 75+5/3 b

Answers

Answer:

b = - 14

Step-by-step explanation:

Given

- [tex]\frac{5}{6}[/tex](8 + 5b) = 75 + [tex]\frac{5}{3}[/tex] b

Multiply through by 6 ( the LCM of 6 and 3 ) to clear the fractions

- 5(8 + 5b) = 450 + 10b ← distribute left side

- 40 - 25b = 450 + 10b ( subtract 10b from both sides )

- 40 - 35b = 450 ( add 40 to both sides )

- 35b = 490 ( divide both sides by - 35 )

b = - 14

i think it’s b= -14

- 35 degrees C equals to what degree in Feirnhieght ​(Type an integer or decimal rounded to one decimal place as​ needed.)

Answers

Answer:

-31 F

Step-by-step explanation:

What is the missing number in the pattern above? 12,84,588,___,28,812

Answers

Answer:

4,116

Step-by-step explanation:

Multiply by 7

12x7=84

84x7=588

and 588x7=4,116

So there's your answer 4,116

HELP IN MATH PLS, THANK YOU

Answers

Answer:

-28x^4y^6

Step-by-step explanation:

-4y^2 x 7x^3+1y4

-4 x 7x^4y^2+4

-4 x x7x^4y6

-28x^4y^6

need more points stingy

The number that is bigger will be the sign of the answer.

True or False.

Answers

it is true big brain

what is 1/4 written as a percent?

Answers

Answer:

25%

Step-by-step explanation:

1/4 = 25/100

and that fraction as a decimal is .25, which is equal to 25%

The fraction number 1/4 in the form of a percentage will be 25%.

What is the percentage?

The amount of any product is given as though it was a proportion of a hundred. The ratio can be expressed as a quarter of 100. The phrase % translates to one hundred percent. It is symbolized by the character '%'.

The percentage is given as,

Percentage (P) = [Final value - Initial value] / Initial value x 100

The fraction number is 1/4. Then, convert the fraction number into a percentage, then we have

P = (1/4) x 100

P = 0.25 x 100

P = 25%

The fraction number 1/4 in the form of a percentage will be 25%.

More about the percentage link is given below.

https://brainly.com/question/8011401

#SPJ2

Guests at an amusement park must be at least 54 inches tall to be able to ride the roller coaster. Which graph represents the set of heights that satisfy this requirement?
A number line going from 50 to 58. An open circle is at 53. Everything to the right of the circle is shaded.
A number line going from 50 to 58. An open circle is at 54. Everything to the right of the circle is shaded.
A number line going from 50 to 58. A closed circle is at 54. Everything to the right of the circle is shaded.
A number line going from 50 to 58. A closed circle is at 55. Everything to the right of the circle is shaded.

Answers

Given:

Guests at an amusement park must be at least 54 inches tall to be able to ride the roller coaster.

To find:

The graph that represents the set of heights that satisfy this requirement.

Solution:

Let x be the height required for the ride.

Guests must be at least 54 inches tall to be able to ride the roller coaster. It means required height is greater than or equal to 54.

[tex]x\geq 54[/tex]

So, 54 and all values above 54 are in the solution set.

Since, 54 is included in the solution set, therefore there is a closed circle at 54. All values above 54 are in the solution set, so everything to the right of the circle is shaded.

Therefore, the correct option is C.

Answer:

c

Step-by-step explanation:

Can someone help? Thanks! It will be explained in the picture :)

Answers

Answer:

I think you multiply 4 by 5 ft

I think you would have to multiple four by five. If you go all the way around I think it would be 223.2.
I say that because you do four times five then you have to do it all the way around and get that.

I don’t know if that is right though. SORRY!

HURRY!! If the pattern in the table is extended to represent more equivalent ratios for 2:6, which pair of numbers would be in the columns? A multiplication table. In the column labeled 2, the numbers 2, 4, 6, 8, 10, 12, 14, 16, and 18 are highlighted. In the column labeled 6, the numbers 6, 12, 18, 24, 30, 36, 42, 48, and 54 are highlighted. 20 would be in the column for 2, and 60 would be in the column for 6. 20 would be in the column for 2, and 60 would be in the column for 6. 20 would be in the column for 6, and 60 would be in the column for 2. 20 would be in the column for 6, and 60 would be in the column for 2. 20 would be in the column for 2, and 56 would be in the column for 6. 20 would be in the column for 2, and 56 would be in the column for 6. 20 would be in the column for 6, and 56 would be in the column for 2.

Answers

Answer:

B

Step-by-step explanation:

That's even, Steven.

That's odd, Mr. Todd.

Please mark as Brainliest!!!

Answer:

The answer is A

Step-by-step explanation:

got it right on edge2021

please mark me as a brainlist please


The cook in the Example needs 11,160 eggs during a holiday week. How many
boxes of eggs should the cook order for the holiday week? Show your work.
*The eggs come in boxes of 180 eggs in each box*

Answers

Answer: 62 boxes

Explanation: Divide the number of eggs needed (11,160) by the number of eggs in each box (180) to get the answer. (11,160÷180=62)

The boxes of eggs should the cooking ordered for the holiday week is; 62 boxes.

What is the unitary method?

The unitary method is a method for solving a problem by the first value of a single unit and then finding the value by multiplying the single value.

Given that cook in the Example needs 11,160 eggs during a holiday week.

Also, we know that eggs come in boxes of 180 eggs in each box.

Using the unitary method, we get the solution.

We need to Divide the number of eggs needed (11,160) by the number of eggs in each box (180);

11,160 ÷ 180

11,160 / 180= 62

Therefore, the boxes of eggs should the cooking order for the holiday week is; 62 boxes.

To learn more about the unitary method, please visit the link given below;

https://brainly.com/question/23423168

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Factorise fully
7g - 56​

Answers

Answer:

7 (g-8)

Step-by-step explanation:

this is your answer

Vikram claims that the value of k is 6 since the x-intercept of g(x) is 6 units to the right of the x-intercept of f(x). Decide if Vikram is correct. If he is correct, enter 6 below. If he is incorrect, enter the correct value of k.

Answers

Answer:

g(x) = f(x) - 3

k = 3

Step-by-step explanation:

A linear function is in the form f(x) = mx + b, where m is the slope and b is the y intercept (value of y when x = 0).

Translation is the movement of a function either up, down, left or right.

If a function y = f(x) is translated k units up, the new function produce would be y = f(x) + k.

If a function y = f(x) is translated k units down, the new function produce would be y = f(x) - k.

If a function y = f(x) is translated k units left, the new function produce would be y = f(x-k).

If a function y = f(x) is translated k units right, the new function produce would be y = f(x + k).

From the image attached, we can see that the graph of g(x) is below that of f(x), hence f(x) was translated k units down to form g(x), hence:

g(x) = f(x) - k

To find the value of k, we see that the y intercept of f(x) is 1 and the y intercept of g(x) = -2, hence k = 1 - (-2) = 3

F(x) was translated 3 units down to form g(x), hence:

g(x) = f(x) - 3

The area of a baseball field bounded by home plate, first base, second base, and third base is a square. If a player at first base throws the ball to a player at third base, what is the distance the player has to throw?

Answers

Answer:

120ft

Step-by-step explanation:

If the bases are 120ft apart from each other you would have to find the distance of going from first to second then to third. Then you divide it in half because you arent going around the diamond, you are cutting right through it.

Answer:

a

Step-by-step explanation:

a

A circular race track has a diameter of 1/2 mile. How far does a car travel in one lap around the
track? (1/2 = .5)
round if needed.
I need the area, not the circumference :D

Answers

Answer:

If the circular race track is a circle, they are asking you to find the area of a circle.

Step-by-step explanation:

Area (A) = π This sign π is known as pi or also known as 3.142. What you need to do is pi x radius squared. Hope this helped.

Answer:

1.60

Step-by-step explanation:

Brianna walks at a steady rate of 3.5 miles per hour. Write a direct proportion equation based on this statement. Identify all variables and the constant of proportionality. Explain what the constant of proportionality means in this situation

Answers

Answer:

Step-by-step explanation:

Based on the information provided we can create the following direct proportion equation...

D = 3.5x

In this equation, the variable D represents the distance that Brianna has walked while the variable x represents the number of hours she walked. In this equation, the constant of proportionality would be the 3.5 miles that Brianna walks per mile. This value affects the entire equation because it is multiplied by the number of hours Brianna walks which is directly proportional to the Distance she travels, as one value increases so does the other.

Jane has ​$1 and 9 quarters in her pile. Brody has 13 quarters in his pile. If Jane gives Brody ​$1 and Brody gives Jane 4 quarters​, will the two piles still be equal in​ value? Explain.

Answers

Answer:

Yes it will still be equal bc Brody has $3.1 and jane gave brody 1 more dollar then brody gave jane 4 quarters which is 1 dollar that's how the piles will still  be the same

Step-by-step explanation:

plz mark brainilist

look at my baby i misss him so much

Answers

well when ever you see him again, tell him I said hi.

Answer:

aww hes so cute what is his name

A scale for a map states that 2 inches equals 21 miles. If the distance from El Paso to San Antonio on the map is 53 inches, what is the actual distance, in miles, between El Paso and San Antonio?

Answers

Answer:

Step-by-step explanation:

Answer:

556.5

Step-by-step explanation:

Which calculation and answer show how to convert 3/12 to a decimal
Plz help ASAP

Answers

Answer:

C is the correct answer

Step-by-step explanation:

Follow the steps there and  yeah

It’s A because you divide the top number by the bottom

16d − 5d − 10d = 20 Please Answer :)

Answers

Step-by-step explanation:

[tex]\rightsquigarrow[/tex] [tex]\tt{ 16d-5d-10d=20 }[/tex] ⠀

[tex]\rightsquigarrow[/tex] [tex]\tt{ 16d-15d=20 }[/tex] ⠀

[tex]\rightsquigarrow[/tex] [tex]\tt{d=20 }[/tex] ⠀

Answer:

D=20

Step-by-step explanation:

16d-10d=6d-5d=1d

D=20

Which equation is the Pythagorean theorem

Answers

Answer:

B

Step-by-step explanation:

Of the numbers 4, 5 and 8 which is a
solution of x > 5?

Answers

wat is the x representing

Help pls!!!

A farmer budgets $5,000 to buy and feed a cow for 300 days. She buys the cow for $2,000,
so how much can she spend on food each day?

Answers

Answer:

10 dollars

Step-by-step explanation:

10 dollars a day

10x300=3000

3000+2000=5000

Step-by-step explanation:

Andres bought a pair of shoes for $80 and 1 shirt for $20. The sales tax is 5%. How much did Andres pay for all the items including tax?

Answers

Answer: $21

HOPE THIS HELPS

CAN U PLEASE GIVE ME BRAINLIEST

Answer:

total=$100

tax=5%

then

$100+5%×$100

$100+5/100×$100

$100+0.05×$100

$100+$5

$105

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