HELP PLEASE!! Alita is 2 times as old as Jiro. Jiro is 4 years younger than Erik. Erik is 1/3 as old as dawn. The sum of all their ages is 72 What equation could you write to represent this situtation????

Answers

Answer 1

Step-by-step explanation:

72= (e= 1/3d ) + (j= e-4) + (a= 2j)

or

1/3d - 4 × 2 =72

let d = dawn

let e = erik

let j = jiro

let a = alita

remember that a number next to a variable means multiplication.

Answer 2

The equation could  write to represent this situation is

72= (e= 1/3d ) + (j= e-4) + (a= 2j)

What is equation?

An equation can be defined as a statement that supports the equality of two expressions joined by the equal sign "=". For example, 2x – 5 = 13.  These are the expressions  2x – 5 and 13.The sign connecting these two expressions is "=".

In algebra, an equation is a condition of a variable. It will be filled only with the value specified by the variable. This means that the equation 2x – 5 = 13 is satisfied only when x = 9.

Equations are different, for example:

Linear equations Quadratic equations Cubic equations Quartic equations Differential equations Parametric equations

Let us suppose ,

age of Erik is e

dawn is d

Jiro is j

Alita is a

The equation could write to represent this situation is

72= (e= 1/3d ) + (j= e-4) + (a= 2j)

To learn more about equation, refer;

https://brainly.com/question/10413253

#SPJ2


Related Questions

find the height of the triangle
8in 6in
h=

Answers

Answer:

[tex]\sqrt{55}[/tex]in.

Step-by-step explanation:

8²=3²+h²(BY P.T)

h=[tex]\sqrt{8^{2}-3^{2} }[/tex]

h=[tex]\sqrt{55}[/tex]

i don’t get scientific notation. can someone help me on this?

Answers

Scientific notation is a way of expressing numbers that are too large or too small to be conveniently written in decimal form. It may be referred to as scientific form or standard index form, or standard. Scientific notation is a way of writing very large or very small numbers. A number is written in scientific notation when a number between 1 and 10 is multiplied by a power of 10. For example, 650,000,000 can be written in scientific notation as 6.5 ✕ 10^8.

Find the value of x

Answers

Answer:

x = 121

Step-by-step explanation:

Let the measure of the altitude of the given triangle be h units.

By geometric mean theorem:

[tex]h = \sqrt{23 \times x} \\ \\ h = \sqrt{23x} \\ \\ now \: by \: pythagors \: theorem \\ \\ {(x + 11)}^{2} = {h}^{2} + {x}^{2} \\ \\ \cancel{{x}^{2}} + 22x + 121 = {( \sqrt{23x} )}^{2} + \cancel{{x}^{2}} \\ \\ 22x + 121 = 23x \\ \\ 22x - 23x = - 121 \\ \\ - x = - 121 \\ \\ x = 121[/tex]

geometry?????? help please

Answers

Answer:

74 degrees

Step-by-step explanation:

180-59-47=74

The answer is x=74 dididjskksks

Please help I’m struggling on this

Answers

Answer:

7. m=3 b=-4

Equation y=3x-4

8. m=-6/4 b=7

Equation y=-6/4x+7

Step-by-step explanation:

Answer:

7. m=3 b= -4 , Equation y=3x-4

8. m= -6/4 b=7 , Equation y=-6/4x+7

Step-by-step explanation:

look in the chart

What is the place value of the 1 in 352.01?

Answers

Answer:

hundredths

Step-by-step explanation:

the 0 is tenths and the 1 is hundredths

Is square root of 36 plus 3 a rational or irrational number?

Your answer:

Rational because the square root of 36 is a whole number, and all whole numbers are rational


Rational because the square root of 36 equals 6, 6+3=9, and 9 is a terminating decimal


Irrational because there is a square root symbol in the expression


Irrational because adding a whole number with a square root is impossible

Answers

Answer:

The answer is D

Step-by-step explanation:

D

6.
m21 =
3
mZ2 =
470
m3 =
N
5
52
m24 =
mZ5 =


#6

Answers

9514 1404 393

Answer:

128°52°47°133°81°

Step-by-step explanation:

Alternate interior angles are congruent, so you know ...

  ∠2 = 52°

  ∠3 = 47°

The sum of angles in a triangle is 180°, so ...

  ∠5 = 180° -∠2 -∠3 = 180° -52° -47°

  ∠5 = 81°

Linear pairs are supplementary, so ...

  ∠1 = 180° -∠2 = 180° -52°

  ∠1 = 128°

  ∠4 = 180° -∠3 = 180° -47°

  ∠4 = 133°

_____

Alternate solution

To find angles 1 and 4, you could also make use of the fact that same-side interior angles are supplementary.

four billion, five hundred and seventy million. write this number in figures​

Answers

Answer:

4,575,000,000

Step-by-step explanation:

Answer:

It's 4,570,000,000.

Step-by-step explanation:

The first guy had a typo right after the 7.

Caleb has driven 820 miles of his road trip. He has 20% of his trip left to go. How many miles does he have left to go? Need asp

Answers

he has 164 miles left

a(n) = -5 + 6(n - 1)

Answers

Answer:

domain is all reall numbers

An/n= -5/n + 6(n-1)/n ; n is not equal to 0

what explorer traveled north along the Mississippi river?

Answers

Answer:

water

Step-by-step explanation:

water

+river

HELP PLEASE solve the following equation for x. 9-x/2+2=
SHOW WORK

Answers

Answer:

9+2=x/2

11=x/2

11×2=x

x=22

Write the equation in slope intercept form

Answers

the answer is y=-4/5x+3

I need an answer for this

Answers

Answer:

Step-by-step explanation:

18+12+9

Answer:

756 cm^2

Step-by-step explanation:

9 x 12 = 108 triangles

9 x 18 = 162 back side

9^2 + 12^2 = c^2

9^2 + 12^2 = 225

9^2 + 12^2 = 15^2

length of the hypotenuse is 15 so

15 x 18 = 270 slanted top

18 x 12 = 216 bottom

216 + 270 + 162 + 108 = 756 cm^2

Help needed on this question

Answers

Hope this helps!
I’ve attached a photo

Use the Distributive Property to simplify the expression.
1(8+x+4) = 0

Answers

Answer:

x + 12 = 0

Step-by-step explanation:

Answer:

x = -12

Step-by-step explanation:

1 x 8 = 8

1 x x = 1x

1 x 4 = 4

rewrite expression

8 + 1x + 4 = 0

combine like terms

8 + 4 = 12

1x + 12 = 0

subtract 12 from both sides

12 - 12 = 0

0 - 12 = -12

1x = -12

divide by 1 on both sides to get x by itself

1x/1 = x

-12/1 = -12

Hope This Helps!!

GUYS THIS IS DUE TODAY PLZ HELP

What is the surface area of the solid?

Answers

174 inches hop this helps

Solve the following equation. Write your answer in simplest form,
2/5x+4= 16

Answers

Answer:

x=30

Step-by-step explanation:

Answer:

x=30

Step-by-step explanation:

2/5x+4=16

First: subtract 4 from both sides, 2/5x=12

Second: multiply by 5 on each side, (it cancels out the fraction) to get 2x=60

Third: divide by 2 on both sides, x=30

Find a POSITIVE and NEGATIVE co-terminal angle for
-19(pie)/8

Answers

0928-210=8 is the answer

WILL GIVE BRAINLIST IF CORRECT If the triangle below has area 300 square cm, find the value of x.

Answers

Answer:

33.56

Step-by-step explanation:

Area is useless here. Just use cosine (x) = 30/36, or cosine (x) = 0.8333

What value of x makes this true? 33.56!

Find x of the angles are supplementary 3x-2 and 41 degrees ?

Answers

Answer:

x = 47

Step-by-step explanation:

3x - 2 + 41 = 180 {Supplementary}

3x   + 39 =  180

        3x   = 180 - 39

       3x  = 141

          x = 141/3

x = 47

Can some one help me please?

Answers

Answer:

3x^3-2x^2-4x+2( option A) remainder= 7

Step-by-step explanation:

Hii! If someone could plz help me!

is -4.5 greater or less than 3?

Is -12/5 greater or less than 2?

From least to greatest order these: -3/2, -1, 11/4, 2, -3, 5.2, 0, 5.



(Btw I’m sorta new here so I apologize if I mess up)

Answers

Answer:

-4.5 is less than 3

-12/5 is less than 2

-3, -1.5, -1, 0, 2, 2.75, 5, 5.2

-3/2 = -1.5

11/4 = 2.75

1/2(4y + 18) + 2 simplified

Answers

Answer: 2y+11

Step-by-step explanation:

I hope this helps<3

Savannah has $92,637 in a savings account that earns 9% annually. The interest is not compounded. How much interest will she earn in 5 years​

Answers

Answer:

$41686.65

Step-by-step explanation:

Given data

Principal = $92,637

Rate= 9%

Time= 5 years

The simple interest expression is given as

SI= PRT/100

Substitute

SI= 92637*9*5/100

SI= 4168665/100

SI=$41686.65

Hence the interest is $41686.65

I don't know to much about this can you help me on it.

Answers

I think that DE is the answer (Intermediate = largest/longest?)

Length corresponds with the magnitude of the angle

Urrrrrrrrrrrrrrerrrrrr

Answers

3(-3) - 2(4) + 5
-9 - 8 + 5
-17 + 5
-12

PLEASE HELLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLP

Answers

Answer:

I think 40 visitors

Step-by-step explanation:

I am not 100% sure

Answer:

c. 50 visitors

Step-by-step explanation:

you can see that hiking is 1/4th of the circle

because it is a right angle

Solve using distributive property 3(x-6)

Answers

Answer:

3x-18=0

3x=18

x=18/3

x=6

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