julio cubes a number then takes the cube root of the result. He ends with 20. What number did he start with

Answers

Answer 1

Final answer:

Julio started with the number 20. Cubing a number and then taking the cube root of the result returns the original number.

Explanation:

If Julio ends with 20 after cubing a number and then taking the cube root of the result, it means that the original number he started with must be 20. This is because the operations of cubing a number and then taking the cube root are inverse operations. Performing these operations one after the other will return the original value. So, the cube root of a number cubed is the number itself.

For example, if Julio starts with the number x, cubes it to get x3, and then takes the cube root of x3, he will end up with the original number x. In this case, since he ends up with 20, this means x equals 20.


Related Questions

Christian paid $12 and 50 Cent for taxi fare from his home to the airport including a $1.60 tip.City cab charges $1.90 for the 1st mile plus $.15 for each additional 1/6 of a mile how many miles is Christian home from the airport

Answers

12.50 - 1.90= 10.60
10.60 divided by 0.15 = 70.66667
total amount of miles roughly= 70.67 or 71 miles

Christian's home is 10 miles away from the airport. He paid for one mile at the initial fare and 60 sets of 1/6 mile at the per-set rate, totaling 10 miles including the first mile.

The taxi fare Christian paid was $12.50, including a $1.60 tip. The initial charge by the cab company is $1.90 for the first mile. Therefore, without the tip, the fare for the distance traveled is $12.50 - $1.60 = $10.90. The first mile costs $1.90, so the remaining $9.00 covers the additional miles. As the company charges $0.15 for each additional 1/6 of a mile, we need to calculate how many sets of 1/6 mile are covered by $9.00.

To find out how many 1/6 miles can be covered by $9.00, we divide $9.00 by $0.15, which gives us 60. This means Christian traveled 60 sets of 1/6 mile beyond the first mile. Therefore, the total distance is the first mile plus 60 times 1/6 mile, which equals 10 miles in total.

So, Christian's home is 10 miles away from the airport.

At a country concert, the ratio of the number of boys to girls is 2:7. If there are 250 more girls than boys, how many boys are at the concert? PLZ HELP

Answers

We can setup an equation for this.

Boys to Girls = 2:7
Boys =  x
Girls = 250+x
Setup the ratio 
 x:(250+x) = 2:7
x / (250+x) = 2/7
7x = 500+2x
7x-2x = 500
x = 500/5 =100

There are 100 boys at the concert

Answer:

100 boys at the concert

Step-by-step explanation:

At a country concert, the ratio of the number of boys to girls is 2:7

Let 'b' be the number of boys in the concert

there are 250 more girls than boys

so b+250 are the number of girls in the concert

the ratio of boys to girls is b: b+250

Now make a proportion using the ratio

[tex]\frac{2}{7} =\frac{b}{b+250}[/tex]

Now solve for b . cross multiply the fraction

[tex](b+250) \cdot 2= 7 \cdot b[/tex]

[tex]2b+500= 7b[/tex]

Subtract 2b from both sides

[tex]5b= 500[/tex]

Divide both sides by 5

b=100

So there are 100 boys at the concert

What value of H makes the equation true

−1/8 x (2H + 4) + 1/2= −7/4

A 7
B 25/16
C 7/16
D 25

Answers

−1/8 x (2H + 4) + 1/2= −7/4
-1/4H - 1/2+ 1/2 = -7/4
-1/4H = -7/4
      H = -7/4 * (-4/1)
      H = 7
answer
A 7

what is the solution to log2(9x)-log2^3=3?

Answers

Answer:

[tex]x = \frac{8}{3}[/tex] is the solution to  [tex]\log_2 9x - \log_2 3 = 3[/tex]

Step-by-step explanation:

Using the logarithmic rules:

[tex]\log \frac{m}{n} = \log m -\log n[/tex]

if [tex]\log_b x = a[/tex] then;

[tex]x = b^a[/tex]

Given the equation:

[tex]\log_2 9x - \log_2 3 = 3[/tex]

Solve for x:

Apply the logarithmic rules:

[tex]\log_2 \frac{9x}{3} = 3[/tex]

⇒[tex]\log_2  3x = 3[/tex]

Apply the logarithmic rules;

[tex]3x = 2^3[/tex]

⇒[tex]3x = 8[/tex]

Divide both sides by 3 we have;

[tex]x = \frac{8}{3}[/tex]

Therefore, the solution for the given equations is, [tex]x = \frac{8}{3}[/tex]

Answer: B or option two on edg

X = 8/3

Step-by-step explanation:

katy's favorite rides at the amuesment park are the rollercoaster and the water slide. the wait time for the rollercoaster is 25 minutes and the wait time for the water slide is 10 minutes. if she went on 12 rides total and waited three hours in line,how many times did she go on each ride

Answers

8 times on the roller coaster and 4 times on the water slide
step 1 figure out how many total minutes are needed
3*60=180
step 2 start with the water slide and multiply that by 12
10*12=120
step 3 keep replacing 1 water slide with 1 coaster
120+15=135 11 slides 1 coaster
135+15=150 10 slides 2 coaster
150+15=165 9 slides 3 coaster
165 +15=180 8 slides 4 coaster
step 4 double check your work
8*10+4*25=180
step 5 finish

There are (108)2 ⋅ 100 candies in a store. What is the total number of candies in the store?

Answers

To find the total number of candies, square 108 and then multiply by 100. The steps result in a total of 1,166,400 candies in the store.

Calculating the Total Number of Candies

The expression provided is (108) 2 × 100. To calculate this, first square 108, which means you multiply 108 by itself, and then multiply the result by 100. So the calculation will look like this: 108 × 108 × 100.

To carry out this multiplication, the steps are:

Square 108: 108 × 108 = 11,664.

Multiply the result by 100: 11,664 × 100 = 1,166,400.

Therefore, the total number of candies in the store is 1,166,400.

To find the total number of candies in the store given the expression [tex](108)^2[/tex] times 100, you first square 108 to get 11,664 and then multiply that by 100, resulting in 1,166,400 candies.

The student's question asks for the total number of candies in a store given the expression [tex](108)^2[/tex]  times 100.

To find the total, we need to calculate the square of 108 and then multiply the result by 100.

First, 1082 equals 11,664 (108 multiplied by itself).

Next, we multiply 11,664 by 100 to find the total number of candies, which gives us 1,166,400 candies.

Hence, there are 1,166,400 candies in the store.

Step-by-Step Solution:

Calculate the square of 108: 108 x 108 = 11,664.Multiply the result by 100: 11,664 x 100 = 1,166,400.

Therefore, the store has 1,166,400 candies in total.

Please help! Quick!

Problem:

Matt and Tikka thought of the same number. Matt added 7 to that number and then doubled the result. He got 26. Tikka did the same operations with their number, but in reverse order. What did she get?

Please SHOW ALL YOUR WORK! (P.S. please show your work clearly, because I will need it for other problems! Thanks!)

Answers

First we need to find the number they started with.
(x+7)*2=26

Solve for x
x+7=13
x=6

To do the operations in reverse, we double it first and then add 7.
6*2=12
12+7=19

Final answer: 19
So first, you would take half of 26 since Matt doubled the result giving you 13. Then, subtract 7 which is 6.

For Tikka she did the opposite so take the 6, double it making 12, and then add 7 to get 19.

So the answer would be 19.

What property is being used in the equation 3a+0=3a

Answers

the identity of zero

The rehearsal for Acts I and II of the school play lasted 5 1⁄2 hours. If 3 3⁄4 hours were spent rehearsing Act I, how much time was spent practicing Act II

Answers

5.5 (5 1/2) - 3.75 (3 3/4) = 1.75 (1 3/4)

1 3/4 hours were spent rehearsing act ii

The required time that spent on the Act II in the rehearsal is 1 3/4 hours.

What are equation models?

The equation model is defined as the model of the given situation in the form of an equation using variables and constants.

Here,
The rehearsal for Acts I and II of the school play lasted 5 1⁄2 hours.
3 3⁄4 hours were spent rehearsing Act I,
let the time spent on the Act II be x,
According to the question,
x  = 5 1/2 - 3 3/4
x = 5 - 3 + 1/2 - 3/4
x = 2 -1/4
x = 1 3/4

Thus, the required time that spent on the Act II in the rehearsal is 1 3/4 hours.

Learn more about models here:
https://brainly.com/question/22591166
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how to do this question?

Answers

send a picture i need to see

The weight of an elephant is 10 to the third times the weight of a cat. If the elephant weighs 14,000 pounds how many pounds does the cat weigh how did you find your answer

Answers

cat weight = 14,000 / 10^3
= 14,000 / 10000
= 14 pounds
14 pounds because 14000 pounds = 10^{3} * C where C is the cat. 14000 divided by 10^3is 14

The bus driver made 6 stops on his way into town. No passengers exited the bus. By stop 3, there were 9 passengers on the bus. This graph shows this information.

How many stops did it take to have 13 passengers on the bus?
a.2
b.3
c.4
d.5

Answers

C.
X = 4 (x being the stops)
Y= 13 (passengers) 
also the 4th point across.

:)

What’s w = 2hx - 11x ? Solving for x.

Answers

w = 2hx - 11x

w = x(2h-11) 
 
    w 
---------- = x 
2h - 11 

Answer:

[tex]x=\frac{w}{2h-11}[/tex]

Step-by-step explanation:

Given equation,

w = 2hx - 11x,

⇒ 2hx - 11x = w

The steps for solving this equation for x are as follows,

Step 1 : By the converse of distributive property,

x(2h-11) = w

Step 2 : Isolate x in the left side of the equation by dividing both sides by 2h - 11 ( Division property of equality )

[tex]x=\frac{w}{2h-11}[/tex]

Is this true or false, the only factors of 9 are 1 and 9?

Answers

false because some other factors of 9 are 3
false because there is also the factor 3

Solve for x in the equation 6x=42

Answers

To solve an equation for a variable, we simply need to isolate that variable, and simplify all other terms. We can do this by performing the opposite operations of the terms.

6x=42
/6   /6
x=7

Using the math above, we can see that x=7.

Answer: x = 7

Step-by-step explanation: To solve for x in this equation, we need to get x by itself on the left sides of the equation. Since x is being multiplied by 6, to get x by itself, we need to divide by 6 on the left side of the equation.

If we divide by 6 on the left side,

we must also divide by 6 on the right side.

On the left side, the 6's cancel and we have x.

On the right, 42 divided by 6 is 7 so x  = 7.

I will give brainliest to whoever got the right answer first, so please get it right, help me do number 25, number 26, and number 27, remember and please, READ THE DIRECTIONS.

Answers

25. 16x + 9x + 5 = 180 because the angles are supplementary.
25x + 5 = 180
25x = 175
x = 7
Now because there are vertical angles, it is easy to find the value of y.
4y = 9(7) + 5
4y = 63 +5
4y = 68
y = 17

26. 6x - 11 + 2x - 9 = 180 because the angles are supplementary.
8x - 20 = 180
8x = 200
x = 25
Now because there are vertical angles, you can find the value of y.
6(25) - 11 = 20y + 19
150 - 11 = 20y + 19
139 = 20y + 19
120 = 20y
y = 6

27. 9x + 2 + 10x + 7 = 180 because the angles are supplementary.
19x + 9 = 180
19x = 171
x = 9
Again, there are two vertical angles.
10(9) + 7 = 18y + 25
97 = 18y + 25
72 = 18y
y = 4

I really hope this helped you!! :)
16x+9x+5=180
25x=180-5
25x=175
x=175/25
x=7

4y+16(7)=180
4y+112=180
4y=180-112
4y=68
y=17


--------------
26.
6x-11+2x-9=180
8x-20=180
8x=180+20
8x=200
x=25


20y+19 +2(25)-9=180
20y=180+9-19-50
20y=120
y=6

--------------
27.

9x+2+10x+7=180
19x=180-9
19x=171
x=9


9(9)+2+18y+25=180
18y=180-81-25-2
18y=72
y=4

hope this helpsssss

What do I write for my problem. Reply quickly please

Answers

5.41 is the weight of jim's dog

10.82 is the question mark


16.23 divided into 3 sections would be 5.41

2 sections of the 3 would be 5.41+5.41 = 10.82

tana fills the prism shown (3 1/4 and 4 inch) with 110 1/2 in squared of liquid what is the height of the prism

Answers

(X)(3.25)(4)= 110.5
4
(x)(3.25)= 27.625
3.25
x = 8.5
(8.5)(3.25)(4)= 110.5

Answer:

[tex]h=8\frac{1}{2}\text{ inch}[/tex]

Step-by-step explanation:

Let h represent height of prism.

We have been given that Tana fills the prism with base lengths [tex]3\frac{1}{4}[/tex] inch and [tex]4[/tex] inch with a [tex]110\frac{1}{2}\text{ inch}^3[/tex].

We know that volume of prism is area of base times height, so we can set an equation as:

[tex]\text{Volume of prism}=\text{Base length}\times\text{Base width}\times \text{Height of prism}[/tex]

[tex]110\frac{1}{2}\text{ inch}^3=3\frac{1}{4}\text{ inch}\times 4\text{ inch}\times h[/tex]

[tex]\frac{221}{2}\text{ inch}^3=\frac{13}{4}\text{ inch}\times 4\text{ inch}\times h[/tex]

[tex]\frac{221}{2}\text{ inch}^3=13\text{ inch}^2\times h[/tex]

[tex]\frac{221}{2*13\text{ inch}^2}\text{ inch}^3=\frac{13\text{ inch}^2\times h}{13\text{ inch}^2}[/tex]

[tex]\frac{221}{26}\text{ inch}=h[/tex]

[tex]8\frac{13}{26}\text{ inch}=h[/tex]

[tex]8\frac{1}{2}\text{ inch}=h[/tex]

Therefore, the height of the prism is [tex]8\frac{1}{2}\text{ inch}[/tex].

You drive your car for 4.5 hours at an average speed of 70 miles per hour how far did you go

Answers

315 miles because 70x4=280 then 35+280= 315
Just multiply 70 by 4.5, which is 315, so 315 miles.

For the problem 135 divided by 5, draw two different ways to break apart the array. Use the Distributive Property to write products for each different way. (Please show picture of arrays!)

Answers

One way of breaking apart the arrays is by partitioning the value 135

135 = 100 + 30 + 5

Then divide each value by 5

135 ÷ 5 = (100 ÷ 5) + (30 ÷ 5) + (5 ÷ 5)
135 ÷ 5 = 20 + 6 + 1
135 ÷ 5 = 27

Another method you can use is shown in the diagram below:

Is 0.7105386266520861 a rational or irrational number?

Answers

irrational, because it doesn't repeat

It is irrational because rational numbers repeat

i need help:( Solve. 3m+72=−2m+52

Answers

The answer is M=4 hope i got it right to help you

3m+72=-2m+52
3m+2m=52-72
5m=-20
m=-4

The dot plot below shows the number of dogs in neighborhood houses: A dot plot with integers 1 to 5 is shown. It is labeled Dogs, and titled Dogs in Houses. There are 4 dots above 1, 3 dots above 2, 2 dots above 3, 1 dot above 4, and 1 dot above 5. Which of the following statements best describes the shape of the data? It is symmetric and has a peak at 1. It is symmetric and has a peak at 4. It is not symmetric and has a peak at 1. It is not symmetric and has a peak at 4.

Answers

It is not symmetric because it has a peak at 1 and to be symmetric it has to be the same on both sides of the peak

Answer:

The correct statement is:

It is not symmetric and has a peak at 1.

Step-by-step explanation:

We may make a dot plot based on the given information.

The dot plot is attached to the answer.

We may clearly observe that the dot plot is not symmetric since, there is no such point such that the plot to its left and right are equal.

Also,the frequency corresponding to '1' is highest (i.e. there are 4 dots above 1)

Hence, the peak of the dot plot is at '1'.

Compare the values of the 2's and 5's in 55,220

Answers

the value of the 5's are greater

What is 53,806 in expanded form using exponents

Answers

5x10^4
+3x10^3
+8x10^2
+0x10^1
+6x10^0

4 3/2
-
3 1/4
________

Answers

4 3/2-3 1/4
11/2-13/4
(22-13)/4
9/4
2 1/4

3 1
4 --- - 3 ---
2 4


11 13
--- - ---- Common denominator is 4
2 4 Multiply first fraction by 2
(2) (1)


22 13
--- - ---
4 4


9
---
4

1
2 ---
4

What is 485 times 34

Answers

the answer is 16,490
16,490 is the answer to your question.

Betty had $70. She bought a necklace for $9 and a ring for $7. Which expression correctly shows the total money Betty has left? A $70 − (−$9) + (−$7) B $70 + (−$9) + (−$7) C $70 − (−$9) − (−$7) D $70 + (−$9) − (−$7) A B C D???
PLZZ HELP ASAP

Answers

The correct answer would be B) $70+(-$9)+(-$7) because a negative plus a positive cancels out to make a negative, so even though there is a plus and a minus sign it really only means minus. Therefore, you solve it just like a simple math problem $70-$9-$7. In the end Betty ends up with $54 in total having spend $16.

The answer would be B!

Steve washed 15 cars in 3 hours.how many cars can he Wash in 7 hours?

Answers

15/3 = x/7.

Use cross products and multiply 15*7= 105/3= 35.
He can wash 35 cars in 7 hours..
Hope this helps!
Can u plz mark me as brainliest? I really need it!

Steve washed 15 cars in 3 hours and can wash 35 cars in 7 hours.

We have given that Steve washed 15 cars in 3 hours.

We have to determine if the cars can be Washed in 7 hours.

What is the condition given?

15/3 = x/7.

Use cross products and multiply 15*7

= 105/3

= 35.

He can wash 35 cars in 7 hours

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https://brainly.com/question/25870256

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what is the answer to 3(-8-4c)

Answers

Distribute the 3 across the -8 and -4c.

3(-8 - 4c) = 3(-8) + 3(-4c) = -24 - 12c

So, -24 - 12c is the simplified form.
you distribute the 3 to everything inside the parenthesis

3( - 8 - 4c) = -24-4c

-24 - 4c

then you move -4c to the "other side of the equal sign

-24 = 4c

divide by 4 on both sides (isolate the variable)

-24/4 = 4/4c 

- 6 = c

c = -6

hope this helps
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