Pamela is 7 years younger than Jiri. The sum of their ages is 63. What is Jiri's age?

Answers

Answer 1

Answer: 35

Step-by-step explanation: (lol I read the question wrong). Basically subtract 7 from 63, then divide 56 by 2 to find Pamela’s age. Then add 28+7 because Jiri is 7 years older than Pamela

Answer 2
Pamela is 28 and Jiri is 35. This would make Pamela 7 years younger than Jiri, as well as ensuring the sum of their ages is 63 since 28+35=63.

Related Questions

Evaluate the expression when x = 6 and y = 2:

Answers

Answer:

[tex] \frac{3x + 4}{y} = \frac{3(6) + 4}{(2)} \\ = \frac{18 + 4}{2} = \frac{22}{2} \\ = 11[/tex]

PLEASE HELP! I’m almost finished with this assignment if someone could answer these questions correctly I’ll give you Brainliest for saving me haha!
c. When a rational and an irrational number are added, is the sum rational or irrational?
Explain.
Type your response here:
d. When a nonzero rational and an irrational number are multiplied, is the product rational or
irrational? Explain.
Type your response here:
e. Which system of numbers is most similar to the system of polynomials?
Type your response here:
f. For each of the operations—addition, subtraction, multiplication, and division—determine
whether the set of polynomials of order 0 or 1 is closed or not closed. Consider any two
polynomials of degree 0 or 1.
Type your response here:

Answers

Answer:
C. The sum of any rational number and any irrational number will always be an irrational number.

Explanation: Each time they assume the sum is rational; however, upon rearranging the terms if their equation, they get a contradiction (that an irrational number is equal to a rational number). Since the assumption that the sum of a rational and irrational number is rational leads to a contradiction, the sum must be irrational.

Answer:
D. Any nonzero rational number times an irrational number is irrational.

Explanation: Assume r is nonzero and rational, and x is irrational. If rx = q, and q is rational, then x = q/r, which is rational. This is a contradiction.

Answer:
E. The system of polynomials is almost the same with the system of whole numbers.

Explanation: We count with and use a base 10 (decimal) system. Polynomials such as the function above are a “base x” system.

Answer:
F. Addition, subtraction, and multiplication would all be closed because every answer would be a polynomial. Division is not closed because when we divide numbers, sometimes they don’t divide evenly, leaving us with a remainder, which we can write as a fraction.

Explanation: (in answer)

I hope this at least semi helps!

Who prosecuted Ernesto Miranda

Answers

Answer:

Twila Hoffman

Step-by-step explanation:

the figure is cut into 8 equal pieces. shade 3/4 of the figure

Answers

Answer: shade six parts to shade 3/4 of 8

3/4 * 8 = 6

hope this helps

brainliest?

Find the sets of numbers to which
belongs.
Select all that apply.
D A. integers
B. irrational numbers
C. natural numbers
D. rational numbers
E. whole numbers
F.
real numbers

Answers

Answer:

4/7 = 0.57142857……

Step-by-step explanation:

integer NO cause it has a decimal

irrational NO cause it can be written as a fraction

Natural NO cause it has decimals

Rational YES because it’s a fraction

whole NO cause decimals

Real YES cause it’s a number

If Olivia has 68,79, and 74 for his 3 tests, what must he get on his 4th test in order to have an 80 average?

Answers

The other person did not explain so I will:
(68+79+74)= 221/3 =73.7
80 x 4 = 320
320-221 = 99
He must get 99 on his 4th test.
Thanks

What is the missing value

Answers

Answer:

I am not entirely sure but I think it is 1.

Step-by-step explanation:

Don't quote me on this though. Please tell me if I am wrong.

A contractor needs to buy nails to build a house. The nails come in small boxes and large boxes. Each small box has 150 nails and each large box has 400 nails. The contractor bought 2 more small boxes than large boxes, which altogether had 1950 nails. Write a system of equations that could be used to determine the number of small boxes purchased and the number of large boxes purchased. Define the variables that you use to write the system.

Answers

Answer:

The number of small and large boxes purchased are:

2 small boxes.

6 large boxes.

Step-by-step explanation:

To solve the unknowns, two equations must be established with the information provided:

150X + 400Y = 2700 (the price of the boxes and the final number of nails, where X is the small boxes and Y the large boxes)

Y = 3X (Large boxes are triple the small ones)

Then equation 2 is replaced in equation one and variable X is cleared:

150X + 400 (3X) = 2700

150X + 1200X = 2700

1350X = 2700

X = 2700/1350

X = 2

Finally, the value of X is replaced in equation 2 to find the number of large boxes:

Y = 3X

Y = 3 (2)

Y = 6

PLS MARK AS BRAINLIEST :)

Consider the function f(x) = -2/3x +6 What is the y-intercept of f^-1(x)

O -6
O -2/3
O 6
O 9

Answers

Answer: -2/3 x (x-9)

Help help me pleaseee and thanks

Answers

Answer:

10

Step-by-step explanation:

sqrt. 100 = 10

because base x height = area

base and height must be same length in a square

How do I solve -5x+7>22 algebraically?

Answers

The attached image is the picture. Hope it helps!!!

Which of the following best describes the slope of the line below?
O A. Zero
B. Negative
C. Positive
D Undefined

Answers

Answer:

B

Step-by-step explanation:

going down on the right

Answer:

B

Step-by-step explanation:

Aline with zero slope is a horizontal line parallel to the x- axis

A line with undefined slope is a vertical line parallel to the y- axis

A line sloping upwards from left to right has a positive slope

A line sloping downwards from left to right has a negative slope.

The line shown slopes downwards from left to right and has a negative slope

y = x - 5 and y = -x + 3

Answers

Answer:

Point form:

(4,-1)

x=4,y=-1

Step-by-step explanation:

Graph:

Answer:

x = 4 , y = -1

Step-by-step explanation:

Note that both equations equal y. Set the two equations equal to each other.

x - 5 = y = -x + 3

x - 5 = -x + 3

Isolate the variable, x. Note the equal sign, what you do to one side, you do to the other.

First, add x and 5 to both sides of the equations:

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

x + x = 3 + 5

2x = 8

Next, divide 2 from both sides of the equation:

(2x)/2 = (8)/2

x = 8/2

x = 4

Plug in 4 for x in the given equations and solve:

y = x - 5

y = (4) - 5

y = -1

y = -x + 3

y = -(4) + 3

y = -1

x = 4 , y = -1 are your answers.

~

~

please help me please ​

Answers

Here's the solution in attachment :

Which type of flower received a prime number of votes. Used the graph

Answers

Answer:

Where is the graph to use

hello everyone ,
i am having some problems solving this question in maths
Arrange 13.25 kg, 14560 g, 13.6 kg, 12000 g in descending order ,
Write the following decimals as fractions. Reduce the fractions to lowest
form.
a) 3.6 b) 12.5
i hope u also consider explaining
thank you all .

Answers

Answer:

Descending order:

14560g

13.6kg

13.25kg

12000g

a.) [tex]\frac{18}{5}[/tex]

b.) [tex]\frac{25}{2}[/tex]

Step-by-step explanation:

To find the difference between kg or g, either divide kg by 100 to convert to g, or multiply g by 1000 to convert to kg.

If we were to put everything into g:

14560g

13600g

13250g

12000g

See how they are still in the correct order?

If we were to put everything into kg:

14.56kg

13.6kg

13.25kg

12kg

Still in descending order!

___________________

Now to find out how to put the decimals into fractions:

Multiply by 10 (since there is only 1 digit behind the decimal, for every digit behind the decimal you multiply by another factor of 10, so if you have 2.55 you multiply by 100)

Following this we get:

36

125

Now divide by the same factor (10), we can't change the value of the number, just the way they look!

[tex]\frac{36}{100}[/tex]

[tex]\frac{125}{10}[/tex]

All that's left is it reduce!

[tex]\frac{18}{5}[/tex]

[tex]\frac{25}{2}[/tex]

And as you can see, we are back to the number I had put in the solution!

Science:
What is the kinetic energy of a 20 kg bowling ball moving in horizontal direction at 5.2 m/s towards the pin?​

Answers

[tex]▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ { \huge \mathfrak{Answer}}▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ [/tex]

Given terms are :

m = mass = 20 kg

v = velocity= 5.2 m/s

let's solve for kinetic energy :

[tex] \dfrac{1}{2} m {v}^{2} [/tex]

[tex] \dfrac{1}{2} \times 20 \times 5.2 \times 5.2[/tex]

[tex]10 \times 5.2 \times 5.2[/tex]

[tex]270.4 \: \: joules[/tex]

Clara got 11 books at the book fair. That's 5% of all the books at the Book-fair. How many books are at the Book-fair in total?

Answers

there are 220 total books at the book fair

Answer:

220

Step-by-step explanation:

1) 11 (books) - 5%

  x (total of books) - 100%

2) Cross multiplicate (100% is one and 5% is 0.05)

3) 11 - 0.05x

4) Switch x - [0.05x - 11]

5) Divide - [x = 220]

Help meh, i need help

Answers

1. -6x7 but the 7 is the tiny number

Answer: #1: 4[tex]\\\sqrt{2}[/tex]

#2: -6x^7

Step-by-step explanation:

#1 simplify the radical expression

10[tex]\sqrt{2}[/tex] - [tex]\sqrt{72}[/tex]

10[tex]\sqrt{2}[/tex] - 6[tex]\sqrt{2\\}[/tex]

collect like terms

Solution: 4[tex]\sqrt{2}[/tex]

#2 combine like terms

-3*2 = -6 then add the 5 and 2

Find the number of sides of a regular polygon if one interior angle is 120 degrees.

03

04

05

06

Answers

Answer:

06

Step-by-step explanation:

because the formula says so

Tony has a small fish tank that is 3 feet long, 2 feet high, and 1 foot wide. He wants to buy more fish, so he will need a fish tank with a larger volume. What would be the volume of a fish tank, in cubic feet, that has a scale factor of 3 compared with each dimension of his old fish tank?

Answers

The volume would be 162 feet^3

mary filled a water cooler with 6 1/2 gallons of water. She forgot to close the plug and 3 5/6 gallons leaked out?

help

Answers

First convert the 6 1/2 gallons into 6 3/6.

Now, subtract 3 5/6 from 6 3/6.

The answer is 2 4/6

Answer: 2 2/3 gallons left

explanation:

6 1/2 = 6 3/6

6 3/6 - 3 5/6 = 2 2/3

proof: 2 2/3 + 3 5/6 = 6 3/6

Rewrite 5/12 and 3/4 so they have a common denominator

Answers

Answer:

5/12 = 5/12

3/4 = 9/12

Step-by-step explanation:

The common denominator is 12.

5/12 is already in the common form.

3/4= 3*3 / (4 * 3) = 9/12

What is the value of 4C9 ?

Answers

Answer:

the value is 126

Step-by-step explanation:

have a good day

Pls help I don’t know the answer

Answers

Answer:21√10

Step-by-step explanation:

Solve for x: 15x²=x+2

Answers

hope its helps u

Explanation

when you started your homework assignment, your friend already had 6 exercises done. You can do about 3 exercises per minute, whereas your friend can only do 2 exercises per minute. how many minutes will it take you to catch up to your friend.

Answers

Considering they're getting 2 more each wave, we can apply simple math to this.

6+2 and onwards,

0+3 and onwards until it surpasses the first value.

I calculated this, and it seems it takes around 6 minutes to catch up to the friend at 18 exercises.

It will take you 6 minutes to catch up to your friend.

Given that when you started your homework assignment, your friend already had 6 exercises done.

You can do about 3 exercises per minute, whereas your friend can only do 2 exercises per minute.

So, your friend is ahead by 6 exercises, and you can complete 3 exercises per minute while your friend can complete 2 exercises per minute.

This means you're gaining on your friend's lead at a rate of 3 - 2 = 1 exercise per minute.

To catch up to your friend's lead of 6 exercises, you'll need 6 minutes, because you'll be closing the gap by 1 exercise per minute.

So, it will take you 6 minutes to catch up to your friend.

Learn more about Unit rates click;

https://brainly.com/question/29180656

#SPJ3

Ellen,Krista,and Tori decide to buy their Mrs.Hannigan a fabulous pink flamingos purse The cost of the purse is $205 (what a bargain!). Home much money will each person pay if the cost is split equally ?

Answers

approximately 68.3 dollars each.
About $68.30 because you divide 205 by 3.

how many gallons are equivalent to 20 points

Answers

Answer:

2.31964e-7

Step-by-step explanation:

Answer:

3 gallons

Step-by-step explanation:

Please helppp! !!!!!

Answers

Answer:

16

Step-by-step explanation:

:)

Answer:

18

Step-by-step explanation:

1/3 of 18 is 6.............

:)

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