Can someone tell me what I did wrong.

Can Someone Tell Me What I Did Wrong.

Answers

Answer 1

Answer:

when adding fractions make sure the bottom number is the same

so for number 2 make sure both are 4 on the bottom of the fraction by multiplying by 2 maybe 1/4+2/4 that would equal 3/4 not 1

Answer 2

Answer:

Step-by-step explanation:

1/2+1/4=0.75 less than 1

3/6+2/3=1.17 greater than 1

2/4+1/3=10/12 less than 1

mark brainliest thx


Related Questions

PRE-CALCULUS HELP
Hi can I please get some help on these two questions, I have to records the answer vocally and am not sure how to complete these last ones.
The point (2,5) is on the terminal side of 0. Explain how to find tan 0

Explain how to convert 42' 35'19' to decimal degrees.

Answers

I’m not sure about this answer sorry.

Which figure could be the result of dilating this triangle with a scale factor greater than 1? On a coordinate plane, a triangle has points (0, 0, (0, 3), (6, 0). On a coordinate plane, a triangle has points (0, 0), (0, 3), (9, 0). On a coordinate plane, a triangle has points (0, 0), (0, 1), (6, 0). On a coordinate plane, a triangle has points (0, 0), (0, 5), (10, 0). On a coordinate plane, a triangle has points (0, 0), (0, 2), (4, 0).

Answers

Answer:

C

Step-by-step explanation:

Edge

The required figure has been attached below could be the result of dilating a given triangle with a scale factor greater than 1. The correct answer would be an option (C).

What is a transformation?

A point is transformed when it is moved from where it was originally to a new location. Translation, rotation, reflection, and dilation are examples of different transformations.

The triangle has points (0, 0), (0, 3), and (6, 0) which are given in the question.

As per option (C), we have

On a coordinate plane, a triangle has points (0, 0), (0, 5), and (10, 0).

This result of dilating a given triangle with a scale factor greater than 1.

The required figure has been attached below which represents the dilation.

The correct answer would be an option (C).

To learn more about the transformations click here :

https://brainly.com/question/28029674

#SPJ6

What is the value of p when the expression 2(4 + x) is equivalent to 2(x + p)?

Answers

Answer:

p = 4

Step-by-step explanation:

[tex]2(x+p)=2(4+x)\\x+p=4+x\\p=4[/tex]

P=4 I believe so most likely yes

Question 1
1 pts
The area of triangle LMN is 36 square inches. Find the base.
8 in.
M
?
inches

Answers

Answer:

Step-by-step explanation:

Did you get the answer?

Lori has $450 in her bank account. She withdraws $20 a month for
her gym membership. Construct a linear equation to model Lori’s
bank balance for any given month.

Answers

Answer:

I cant give you a linear graph but i can give you the equation and you can graph it.   y=20x+450

Step-by-step explanation:

       

Answer:

Y = -20x + 450.

Step-by-step explanation:

HELP ASAP WHAT IS THIS ANSWER

Answers

Answer:

Step-by-step explanation:

x = 1/2 ( a + b)

x = 1/2 (129 + 71)

x = 1/2 (200)

x = 100 °

you just have to remember that formula

Someone help me please!

Answers

Answer:

ACD

Step-by-step explanation:

PLZZ mark brainliest!!

Answer:

D i think i havent done this in a while

Step-by-step explanation:

An automobile manufacturer claims that its van has a 40.3 miles/gallon (MPG) rating. An independent testing firm has been contracted to test the MPG for this van since it is believed that the van has an incorrect manufacturer's MPG rating. After testing 250 vans, they found a mean MPG of 39.9. Assume the standard deviation is known to be 2.4. A level of significance of 0.05 will be used. Find the value of the test statistic. Round your answer to 2 decimal places.

Answers

Answer:

The value of the test statistic is -2.64.

Step-by-step explanation:

The test statistic is:

[tex]t = \frac{X - \mu}{\frac{\sigma}{\sqrt{n}}}[/tex]

In which X is the sample mean, [tex]\mu[/tex] is the expected(claimed) mean, [tex]\sigma[/tex] is the standard deviation and n is the size of the sample.

An automobile manufacturer claims that its van has a 40.3 miles/gallon (MPG) rating.

This means that [tex]\mu = 40.3[/tex]

After testing 250 vans, they found a mean MPG of 39.9. Assume the standard deviation is known to be 2.4.

This means, respectively, that:

[tex]n = 250, X = 39.9, \sigma = 2.4[/tex]

So

[tex]t = \frac{X - \mu}{\frac{\sigma}{\sqrt{n}}}[/tex]

[tex]t = \frac{39.9 - 40.3}{\frac{2.4}{\sqrt{250}}}[/tex]

[tex]t = -2.64[/tex]

The value of the test statistic is -2.64.

helpppppp ill give brainliest answer if you know

Answers

Answer:

280 in^3

Step-by-step explanation:

Basically, volume is length*width*height (length*width = base area)

So, you just multiple 10, 4, and 7 together. 4 * 7 = 28, and 28 * 10 is 280. Don't forget to make the units cubed (in^3)!

Helllllllpppppp please help me

Answers

Answer:

i think maybe j that is what I think

You are buying a coat that cost $150. You have a 10%
off coupon to use.

Answers

Answer: 135

Step-by-step explanation:

Answer:

$135

Step-by-step explanation:

23 + 7 + 15 =
Simplify each expression. Justify each step

Answers

23 plus seven is 30 and then you add the 15 which equals 45

Find X for the solution

Answers

Step-by-step explanation:

good lucks

PLEASE HELP I WILL GIVE BRAINLIEST IF YOU GET IT RIGHT 7TH GRADE MATH

Answers

Answer:

Need the problem in order to help

Step-by-step explanation:

please help asap !!! Which of the following points is a solution to the system of equations shown in the graph above?
A.(-2, 1)
B.(0, 0)
C.(0, 3)
D.(1, -2)

Answers

Answer:

a

Step-by-step explanation:

Nathan needs to order some new supplies for the restaurant where he works. The restaurant needs at least 571 forks. There are currently 361 forks. If each set on sale contains 10 forks, use the drop-down menu below to write an inequality representing

Answers

Answer:

Nathan must order 21 sets of forks for the restaurant.

Step-by-step explanation:

Since Nathan needs to order some new supplies for the restaurant where he works, and the restaurant needs at least 571 forks since there are currently 361 forks, if each set on sale contains 10 forks, to determine the number of sets to buy you must perform the following calculation:

(571 - 361) / 10 = X

210/10 = X

21 = X

So Nathan must order 21 sets of forks for the restaurant.

3.(06.01 LC) Which point on the scatter plot is an outlier? (5 points) у 70 B 60 50 A 40 30 20 10 0 2 4 6 8 10 12 14 Point A Point B Point C Point D​

Answers

Answer:

point b

Step-by-step explanation:

I need help ASAP reports are coming to and I need to pass help??​

Answers

Answer:

A

Step-by-step explanation:

wdith times height x half = your area

1/2 (half) x 10 (height) times 24 (width)

g^4+ 5h
when g=2 & h=4

Answers

Answer: 36

Step-by-step explanation:

g^4+5h

2^4+5(4)

16+20

36

......................

Answers

Answer:

[tex]-1/x^2[/tex]

Step-by-step explanation:

First, let's simplify the expression on the right:

[tex]1/\sqrt{x^2}=1/x[/tex]

Next, rewriting 1/x as x⁻¹, we can use the power rule to differentiate both sides with respect to x:

[tex]y=x^{-1}\\dy/dx=d/dx(x^{-1})\\dy/dx=-x^{-2}=-1/x^2[/tex]

Type the correct answer in each box.
Consider the expressions shown below.
А.
B
C с
-872
-
3.5 + 4812
3r + 8 8r2 + 3r
4
Complete each of the following statements with the letter that represents the expression.
-
(3x2 7x + 14) + (5x2 + 41 6) is equivalent to expression
(2x2 – 5x – 3) + (-10x2 + 2x + 7) is equivalent to expression
(12t2 – 2x – 13) + (-4x2 + 5x + 9) is equivalent to expression

Answers

Answer/Step-by-step explanation:

✔️(3x² - 7x + 14) + (5x² + 4x - 6)

3x² - 7x + 14 + 5x² + 4x - 6 (distributive property)

Add like terms

3x² + 5x² - 7x + 4x + 14 - 6

8x² - 3x + 8

Therefore:

✅(3x² - 7x + 14) + (5x² + 4x - 6) is equivalent to expression 8x² - 3x + 8.

✔️(2x² - 5x - 3) + (-10x² + 2x + 7)

2x² - 5x - 3 - 10x² + 2x + 7 (distributive property)

Add like terms

2x² - 10x² - 5x + 2x - 3 + 7

-8x² - 3x + 4

Therefore:

✅(2x² - 5x - 3) + (-10x² + 2x + 7) is equivalent expression to -8x² - 3x + 4

✔️(12x² - 2x - 13) + (-4x² + 5x + 9)

12x² - 2x - 13 - 4x² + 5x + 9

12x² - 4x² - 2x + 5x - 13 + 9

8x² + 3x - 4

Therefore:

✅(12x² - 2x - 13) + (-4x² + 5x + 9) is equivalent expression to 8x² + 3x - 4

Answer:

B, A, C

Step-by-step explanation:


What is the area of a rectangle with a length of 5/8foot and a width of 4/9 foot?

Answers

the answer is 20/72 or 5/18

What is h?
Problem 23h=12

Answers

Answer:

h=[tex]\frac{12}{23}[/tex]

h=0.52173913043

Step-by-step explanation:

23h=12

divide 12 by 23

h=[tex]\frac{12}{23}[/tex]

h=0.52173913043

Hope this helps! :)

Answer:

it will be 1.91 or if want rounded to nearest tenth it will be 1.9

Step-by-step explanation:

dont have a explanation nut i hopes this help.

so you have 5 feet into 13 rods what is the total length?

Answers

Answer:

15

Step-by-step explanation:

t¡yesç



A camp program charges a registration fee and a daily amount.

The total bill for 12 days is $338. The total bill for 19 days is

$506. Slope can be represented by cost per day. Use x as the

number of days and y as the total cost to represent this

situation.

a. Find the slope for this situation. What does it represent?

b. Write a linear equation that models this situation.

Answers

Using the information given, it is found that:

a) The slope is of 24, which means that for each day, the total bill increases by $24.b) The linear equation is: [tex]y = 24x + 50[/tex]

Linear functions:

A linear function is modeled by:

[tex]y = mx + b[/tex]

In which:

m is the slope, which is the rate of change, that is, by how much y changes when x changes by 1.b is the y-intercept, which is the value of y when x = 0.

Item a:

The total bill for 12 days is $338.The total bill for 19 days is  $506.

The slope is given by the change in y(total bill) divided by the change in x(number of days), hence:

[tex]m = \frac{506 - 338}{19 - 12} = 24[/tex]

The slope is of 24, which means that for each day, the total bill increases by $24.

Item b:

The total bill for 12 days is $338, hence, when [tex]x = 12, y = 338[/tex], and this is used to find b.

[tex]y = 24x + b[/tex]

[tex]338 = 24(12) + b[/tex]

[tex]b = 50[/tex]

Hence, the linear equation is: [tex]y = 24x + 50[/tex]

You can learn more about linear functions at https://brainly.com/question/25823744

Suppose John is a high school statistics teacher who believes that watching many hours of TV leads to lower test scores. Immediately after giving the most recent test, he surveyed each of the 24 students in his class and asked them how many hours of TV they watched that week. He then matched each student's test grade with his or her survey response. After compiling the data, he used hours of TV watched to predict each student's test score. He found the least-squares regression line to be

Answers

This question is incomplete, the complete question is;

Suppose John is a high school statistics teacher who believes that watching many hours of TV leads to lower test scores. Immediately after giving the most recent test, he surveyed each of the 24 students in his class and asked them how many hours of TV they watched that week. He then matched each student's test grade with his or her survey response. After compiling the data, he used hours of TV watched to predict each student's test score. He found the least-squares regression line to be y"  = -1.5x + 85.

He also calculated that the value of r, the correlation, was -0.61.

what is the correct value of the coefficient of determination R² and give a correct interpretation of its meaning

Answer:

Interpretation of coefficient of determination R² = 0.3721

R² = 0.3721, meaning 37.21% of the total variation in test scores can be explained by the least square regression line

Step-by-step explanation:  

Given the data in the question;

the least square regression line is;

y"  = -1.5x + 85

the correlation coefficient r = -0.61

Now, the coefficient of determination R² is square of correlation coefficient r

R² = -61²

R² = 0.3721

what is the volume if this rectangular prism​

Answers

First take 15/4x6/5=4.5 now since there are four sections like this we need to multiply that by four 4,5x4=18. Now lets find the two ends (8/3x6/5)2=6.4. Now we can add our two values together. 18+6.4=24.4cm^3. So the answer is 24.4cm^3

Answer:

24.2^3cm is the correct answer .

What is 21+G as an algebraic expression?

Answers

Answer:

i dont know

Step-by-step explanation:

lol

Answer:

(20 + 1) + G

Step-by-step explanation:

Write the percent as a fraction or mixed number in lowest term 74 3/8%

Answers

Answer:

222/2 = 111

8/2 = 4

74 /1

Step-by-step explanation:

A sample of radium has a weight of 1.5 mg and a half-life of approximately 6 years.
How much of the sample will remain after 1 year?

Answers

Answer:

Step-by-step explanation:

1.5×0.5^(⅙) ≅ 1.3 mg

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