Pamela is 8 years older than Jiri. The sum of their ages is 62. What is Jiri's age?

Answers

Answer 1

Answer:

Jiri's age = 27

Step-by-step explanation:

Let's use x for Jiri's age.

Jiri's age = x

And because Pamela is 8 years older:

Pamela's age = x + 8

Since their ages added up equal 62, the equation will be:

x + x + 8 = 62

2x + 8 = 62

2x + 8 - 8 = 62 - 8

2x = 54

2x/2 = 54/2

x = 27

And because Jiri's age is x, Jiri's age will therefore be 27.

Hope this helped!

Answer 2

Answer:

Jiri is 27 years old.

Step-by-step explanation:

Step 1: Declare variables

Let Jiri’s age be [tex]\displaystyle x[/tex] years old.

Since Pamela is 8 years older than Jiri. Then, Pamela’s age is [tex]\displaystyle{8+x}[/tex] years old.

Step 2: Form an equation

The sum of their ages together equals to 62. Therefore, we can express in mathematics/equation of [tex]\displaystyle{x+8+x=62}[/tex] (sum of Jiri’s age and Pamela’s).

Step 3: Solve for x-term - add like terms (x-term)

[tex]\displaystyle{2x+8=62}[/tex]

Step 4: Subtract both sides by 8

[tex]\displaystyle{2x+8-8=62-8}\\\\\displaystyle{2x=54}[/tex]

Step 5: Divide both sides by 2

[tex]\displaystyle{\dfrac{2x}{2}=\dfrac{54}{2}}\\\\\displaystyle{x=27}[/tex]

Since Jiri’s age is defined as [tex]x[/tex] years old. Therefore, Jiri’s age is 27 years old.

Please let me know if you have any questions!


Related Questions

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QR CD is the answer or solution
D is the correct answer

Describe the solution set for the system of equations that includes the equation of the line shown and each equation below.

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The correct answer is A
The Correct answer is A

help me ndhd hfjbcyueihkvcr

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Answer:

not sovable

Step-by-step explanation:

the larger shape is missing Y is has the Z but no Y cant find YZ if there aint y. sorry the is email worthy

Because both figures have the same shape, this is solvable. Because AD = 12 and WZ = 56, we can conclude WZ is 4 times more than AD. Therefore, we can apply this 4x increase to all sides. Because DC = 3, then YZ = 3 • 4. This means the length of YZ is 12.

ASWERS ASAPPP PLSSS :)

Answers

The answer is d and c
According to my calculations, your answers would be D and C!

Find the value of m: −4(m − 6) = −8

Answers

Answer:

m = 8

Step-by-step explanation:

Check the attached file to see the step-by-step explanation!

-4•m-4•(-6)=-8
-4m+24=-8
-4m=-8-24
-4m-32
m=-32/-4
m=8

heeeeeeeeeeeeeeeeeeeeeeeeeeeeeeelp me

Answers

Answer:

YZ=14

Step-by-step explanation:

ABCD ~ WXYZ (similar)

So all the sides are going to be in a ratio.

AD=12   AD~WZ

WZ=56 WZ~AD

[tex]\frac{AD}{WZ}=\frac{12}{56} =\frac{3}{14}[/tex]

The ratio between any side on ABCD to WXYZ is 3/14

DC=3    DC~YZ

[tex]\frac{DC}{YZ} =\frac{3}{14}[/tex]

[tex]\frac{3}{YZ} =\frac{3}{14}[/tex]

Solve for YZ

YZ=14

YZ=14. AD=12, AD~WZ, WZ=56, WZ~AD

HELP ASAP PLEASE
Given the inequality 5(n − 4) < 4(n + 15), determine which integer makes the inequality false.

S:{80}
S:{15}
S:{5}
S:{−9}

Answers

Answer:

-9

Step-by-step explanation:

5(-9-4)

5(-13)

-65

4(-9+15)

4(6)

24

-65<24 so -9 is false because -65 is not smaller than 24

The solution is Option A.

The value of n which makes the inequality 5 ( n − 4 ) < 4 ( n + 15 ) false is when n = 80

What is an Inequality Equation?

Inequalities are the mathematical expressions in which both sides are not equal. In inequality, unlike in equations, we compare two values. The equal sign in between is replaced by less than (or less than or equal to), greater than (or greater than or equal to), or not equal to sign.

In an inequality, the two expressions are not necessarily equal which is indicated by the symbols: >, <, ≤ or ≥.

Given data ,

Let the inequality equation be represented as A

Now , the value of A is given by

5 ( n − 4 ) < 4 ( n + 15 )

Now , on substituting the value of n as 80 in the inequality equation , we get

5 ( n − 4 ) < 4 ( n + 15 )

when n = 80

5 ( 80 - 4 ) < 4 ( 80 + 15 )

5 ( 76 ) < 4 ( 95 )

380 = 380

So , the inequality will become false as the two sides of the equation will result in value 380 when n = 80

Hence ,

The value of n = 80 in the inequality equation 5 ( n − 4 ) < 4 ( n + 15 ) will make it false

To learn more about inequality equation click :

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#SPJ2

heeeeeelp help help help

Answers

Should be 12 if one of the Z’s is supposed to be Y

PLSSS HELP ME OUT ASAP!!!!!

Answers

Answer:

I believe it's answer A?

The answer is A


Ndjdjsss

How many minutes are in 6 hours and 12 minutes? There are 60 minutes in an hour

Answers

Answer:

372

Just multiply 60 by 6 then add 12

:)

Step-by-step explanation:

372 minutes

6x60=360
360+12=372

Graph y=-1/4x on the graph

Answers

Answer:

(0,0) and (4,-1)

Step-by-step explanation:

A line is uniquely defined by two points.

[tex]x=0 \implies y=0 \\ \\ x=4 \implies y=-1[/tex]

So, draw the line through (0,0) and (4,-1).

First one is (0,0) and second is (4,-1) good luck

lol I'm crying i need help

Answers

Answer:

On blueprint , length of room  is given by  feet and width is given by 10 feet.

Step-by-step explanation:

Given:  On a blueprint, the scale indicates that 6 cm represent 15 feet.

We have to find the value of  the length of a room that is 9 cm long and 4 cm wide on the blueprint.

Since, the scale indicates that 6 cm represent 15 feet

That is 6 cm = 15 feet

1cm =  feet

Thus, the scaling factor for 1 cm is  feet.

Thus, for length of a room  is 9 cm long.

On blueprint , length is given by  feet.

Also, given width of room is 4 cm

On blueprint , width is given by  feet.

Step-by-step explanation:

Answer: so it would be the length is 27.2 feet  and it is 8.88888889 feet wide or 8.9 ft wide and 27.2 feet long when its rounded i do hope i helped you and im so sorry if i didn't 27.2 goes in the box

Step-by-step explanation: d

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.

Harry rides his bike
25
3
8
miles. Karen rides her bike
25
2
5
miles. Who rides farther?

Answers

Harry


H: 25+3+8= 36
K: 25+2+5= 32
Harry rides 36 miles
Karen rides 32 miles

There is a proportional relationship between any length measured in centimeters (cm) and the same length measured in millimeters (mm).

Use the ruler to help you complete the table.

Answers

Answer:

4 cm = 40mm

12 cm = 120mm

50 cm = 500mm

88,49 cm = 884,9

PLS HELP ME I NEED HELP ASAP!!!!!

Answers

Answer:

-3/4

Step-by-step explanation:

rise over run

goes down 3

so negative 3

and over 4

so -3/4

hope this helps you!!

simplify the expression (a^3)^k*a^k

Answers

You follow the rule of (a^m)^n = a^mn
The answer is a^3ka^k
Evaluate
(a3 ) k ×a k

Multiply the exponents
a3k ×a k

When multiply or divide the terms with the same base, add or subtract the exponents
a3k+k

Answer
a4k

Which point on the number line best represents a person diving down from the surface 19 feet?

A. point A
B. point B
C. point C
D. point D

Answers

Point C, it lands right on 19
c because it’s on -19

Jamie buys 3 snacks and 2 bottles of juice. Each snack costs $0.75, and each bottle of juice costs j dollars. The total cost of the snacks and bottles of juice is $6.75. Which of the following equations could be used to find the cost of a bottle of juice, in dollars?

Answers

Answer:

2.25+2j=6.75

That is the answer I got

Answer is 3(.75) + 2j = $6.75 is the equation

Step by step

Since you didn’t give options I will give you my equation.

3 snacks * .75 + 2 juice * x unknown $ = 6.75

3(.75) + 2j = $6.75 is the equation

Solve

2.25 + 2j = 6.75

Subtract 2.25 from both sides to isolate j

2.25 - 2.25 + 2j = 6.75 - 2.25

2j = 4.50

Divide both sides by 2 to solve for j

j = $2.25

help crying i gave put on everything

Answers

Answer:

27.2

Step-by-step explanation:

9cm = 16ft

It's asking about length (L) so the room is 15.3cm long. We can ignore the width, 5 cm.

Set up a ratio. [tex]\frac{9cm}{16ft} =\frac{15.3cm}{L}[/tex]

Cross-multiply. 9*L = 15.3*16

Solve for L. L = (15.3*16)/9 = 27.2ft

Gina is hiking from the top of a mountain. In 24 minutes, she walks down the mountainside to a location 1,524 feet from the top of the mountain. If she walks at about the same pace, express Gina’s average change in altitude per minute.

Answers

Answer:

The change in altitude per minute is 63.5 alt/ min

What is unitary method?

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

Given:

In 24 minutes = 1524 feet

So, the average Change in altitude per minute

=1524/24

= 63.5 alt/ min

hence, change in altitude per minute is 63.5 alt/ min.

63.5 altitude per minute

PLEASE HELP!!

What is the slope of the line on the graph?

Answers

Answer:

Slope = (-1/3)

Step-by-step explanation:

Point 1: (-6, 6); Point 2: (6, 2)

            (x₁, y₁)                (x₂, y₂)          

        y₂ - y₁         2 - 6          -4            -4 ÷ 4         -1

m = ------------ = ----------- = ---------- = -------------- = -------

        x₂ - x₁        6 - (-6)      6 + 6        12 ÷ 4           3

y - y₁ = m(x - x₁)

y - 6 = (-1/3)(x + 6)

y - 6 = (-1/3)x - 2

   +6              +6

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

y = (-1/3)x + 4

I hope this helps!

Answer:

Step-by-step explanation:thank you

Given the equation −14a = 56, solve for a.

Answers

Here, we need to apply basic mathematical operations and solve the given linear equation. We get the value of a = -4.

Linear equations are expressions that involve variables and constants raised to the power of 1 (i.e., the exponent is 1) and are represented as a straight line when graphed on a coordinate 2D axis. A linear equation can be written in the form ax+ b = c where x is a variable and a,b, and c are constants .

Linear equations can have one variable (univariate) or multiple variables (multivariate). Also, these variables should not be squared, cubed, or raised to the power of any constant other than 1. For example,

1. 2x+5=0 (univariate)

2. 4z+2w=5x(multivariate)

The question given to us is an univariate linear equation where to have to apply basic rules of mathematics. Firstly we need to divide 56 by 14 which gives us 4. The negative sign gives our answer as -4.

to learn more about linear equations here,

https://brainly.com/question/19803308

which set of ordered pairs represents y as a function of x

Answers

Answer:

A

Step-by-step explanation:

It’s A I’m pretty sure hope it helps you

The ratio of boys to girls at a soccer camp is 3:5. If there are 51 boys at the camp, then how many of the campers are girls? HINT: Solve using a proportion.
:} thank uuu

Answers

Answer:

85 girls

Step-by-step explanation:

A proportion of 3:5 means that there are 5 girls at the camp for every 3 boys.

You can find the number of girls by taking the amount of boys and multiplying by the proportion.

51 * 5:3

51 * 5/3

85 girls

85 girls and 51 boys together it’s 136 children at the soccer camp

help me please I will give who is right briniest

Answers

Answer:

1. x=6

2. x=24

3. x=60

4. x=6

Step-by-step explanation:

1. divided by 2

2. multiplied by 2

3. multiplied by 5

4. divided by 1.5

Answer:B

Step-by-step explanation:

What is the slope of this line?

Answers

Answer:

-3/4

Step-by-step explanation:

Rise/run. 4 is the run and 3 is the rise making it 3/4

0.056 dividing by 0.004
explain how you got the answer for this problem

Answers

First, you need to make the divisor a whole number, and then you make the dividend a whole number.

1.) 0.0056 divided by 0.004 = (0.0056 x 1000) x (0.004 x 1000)

You should make it a whole number by multiplying it by a power of ten.

2.) *5.6 divided by 4

Then divide.

3.) Answer : 0.0056 divided by 0.004 = 1.4

Answer: the answer is 14

Step-by-step explanation:0.056/- 0.004 as a percent value (as a percentage)

Detailed calculations below

Fractions: brief introduction

A fraction consists of two numbers and the fraction bar:

0.056/- 0.004

The number above the fraction bar is the numerator: 0.056

The number under the fraction bar is the denominator: - 0.004

To get the fraction's value, divide the numerator by the denominator:

The value = 0.056 ÷ - 0.004

Percent, p%: short introduction

'Percent (%)' means 'out of one hundred':

p% = p 'out of one hundred',

p% = p/100 = p ÷ 100.

How to convert a fraction to a percentage:

1) Calculate the value of the fraction.

2) Multiply this number by 100.

3) Add the percent sign %

Convert the fraction to a percentage

1. Calculate the value of the fraction.

To get the fraction's value, divide the numerator by the denominator:

0.056/- 0.004 =

0.056 ÷ - 0.004 =

- 14

A quick note:

100/100 = 100 ÷ 100 = 100% = 1

Multiply a number by the fraction 100/100

... and its value doesn't change.

n × 100/100 = n × 1 = n, any number n

2. The calculation of the percentage:

- 14 =

- 14 × 100/100 =

(- 14 × 100)/100 =

- 1,400/100 =

- 1,400%                    have a nice day  hope i could help.

What is the slope of this line?

Answers

Answer:

Slope = (3/5)

Step-by-step explanation:

Point 1: (5, 3); Point 2: (10, 6)

            (x₁, y₁)               (x₂, y₂)

       y₂ - y₁        6 - 3           3

m = ----------- = ----------- = ---------

       x₂ - x₁        10 - 5          5

y - y₁ = m(x - x₁)

y - 3 = (3/5)(x - 5)

y - 3 = (3/5)x - 3

  +3               +3

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

y = (3/5)x

I hope this helps!

the slope of the is 3/5

explanation:
count rise over run
you rise 3 and run 5
so your slope is 3 over 5 or 3/5

Diane is on her way home in her car. Her drive is 18 miles long. She has finished two-thirds of the drive so far. How far has she driven?

Answers

Answer:

12 miles

Step-by-step explanation:

18/3=6

She had finished two thirds of the drive so,

6*2=12

Answer: shes travelled 12miles already

Step-by-step explanation:

ANSWERSSSS ASAPP PLSSS :)

Answers

Answer:

3. The first one.

4. The last one.

Step-by-step explanation:

For 3, first I looked to see what direction the greater than symbol was facing. Since it is pointing right, I know the arrow has to go right on the number line. Then, since it's only a greater than symbol, the dot is empty.

For 4, I used the same method as stated above. Greater than symbol means arrow goes to the right. However, since this symbol has a line underneath it, it is a greater than OR equal to symbol. This means the dot will be solid instead of empty.

;-;

simplify the expression.

m

+

4

5

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