7th grade math help me pleaseee

7th Grade Math Help Me Pleaseee

Answers

Answer 1

Answer:

I'm not sure, but I think H

Step-by-step explanation:

You can use fractions to write a division problem.

Answer 2
A and C I’m not sure if those are all though but I know A and C are equivalent to that

Related Questions

simplifying radicals

Answers

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[tex] \sqrt{12} - \sqrt{48} = [/tex]

[tex] \sqrt{12} - \sqrt{4 \times 12} = [/tex]

[tex] \sqrt{4 \times 3} - \sqrt{4 \times 4 \times 3} = [/tex]

[tex] \sqrt{ {2}^{2} \times 3 } - \sqrt{ {4}^{2} \times 3 } = [/tex]

[tex]2 \sqrt{3} - 4\sqrt{3} = [/tex]

[tex](2 - 4) \sqrt{3} = [/tex]

[tex] - 2 \sqrt{3} [/tex]

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What is the formula for calculating a residual value

Answers

The formula to figure residual value follows: Residual Value = The percent of the cost you are able to recover from the sale of an item x The original cost of the item. For example, if you purchased a $1,000 item and you were able to recover 10% of its cost when you sold it the residual value is $100!!

The residual value indicates how well the regression model fits the observed data, with a residual of zero indicating a perfect fit.

In the context of linear regression analysis, the residual value represents the difference between the observed value of the dependent variable and the predicted value. The formula for calculating the residual value can be expressed as:

Residual = Observed Value - Predicted Value

To calculate the residual value, you need to have a regression model that predicts the value of the dependent variable based on the independent variable(s). Once you have the predicted value, you subtract it from the corresponding observed value to obtain the residual.

For example, if you have an observed value of 10 and the predicted value from the regression model is 8, the residual would be:

Residual = 10 - 8 = 2

The residual value indicates how well the regression model fits the observed data, with a residual of zero indicating a perfect fit.

To know more about residual value visit:

brainly.com/question/31393609

#SPJ6

Evaluate 4a if a =2 so what is the answer

Answers

Answer:

The answer is 8.

Step-by-step explanation:

hope that helps

4a

4(2)

=8

will mark brainliest please yall

Answers

Answer:

c

Step-by-step explanation:

Just think about the question

c look at the picture carefully

you will understand it more clearly

an orchard sells 6lb of apples for $13.50 there is a proportional relationship between the cost and number of apples.

Answers

Answer:

Yes, there is a proportional relationship. For every 6 pounds of apple sold, they make $13.50.

df+gh=k
solve for h.
please help!!

Answers

Answer:

15

Step-by-step explanation:

Select all the correct answers.
Which expressions are equivalent to this exponential expression?
(52)-3.54
5-4
25
0 0 0 0 0
52
5-1
051
Reset
Reset
Next

Answers

Answer:

first and third and fifth

Step-by-step explanation:

big brain time

Answer:

25 and 5^2

5 to the power of two is 25, because 5 * 5 is 25. Therefore the two are the same.

Step-by-step explanation:

♩ What can I say except your welcome? ♪ ♫

Based only on the information given in the diagram, which congruence
theorems or postulates could be given as reasons why AABC= A DEF?
Check all that apply.
A. HL
B. SAS
C. AAS
D. LA
Е. НА
F. LL

Answers

Answer:

The above answer is SAS, LL, AAS, LA

Step-by-step explanation: 100% on the test

Congruent shapes have equal corresponding sides and angles.

The congruence theorems that can be used to prove [tex]\triangle ABC \cong \triangle D EF[/tex] are SAS, LL, AAS and LA

[tex]\triangle ABC \cong \triangle D EF[/tex] means that, triangles ABC and DEF are congruent.

From the given figure, we have the following congruent sides and angle:

AB and DE --- Side  AC and DF --- Side   Angle A and Angle D --- angle Angle B and Angle E --- angle

The above highlights mean that the following theorems can be used to prove that the triangles are congruent:

SAS, LL, AAS, LA

Read more about congruent triangles at:

brainly.com/question/11329400

This is just a made up question I made.

6(2 + 9) - 11

Answers

Answer:

55

Step-by-step explanation:

2+9=11x6=66-11=55

Pleaseeeee help meeee
I will mark brainliste

Answers

Answer:

24

Step-by-step explanation:

Cross-multiply 8 times 9

Then divide the answer to 8 x 9 by 3

how much of a 3/4 of cup serving is in a 2/3 cup of yogurt?

Answers

Answer:

8/9

Step-by-step explanation:

could i have brailiest plz it  isnt a must tho thx

plz do this ill mark brainly and its worth 15 points plz​

Answers

Answer:

Step-by-step explanation:

9. discount is 9 dollars. sale price is 36 dollars

10. discount is 135 dollars sale price is 315

11. discount is 7.20 dollars, sale price is 41.80

12. discount is 37.50. sale price is 112.50

13. discount is 590. sale price is 870

14. discount is 42. sales price is 42

15. discount is 32.50. sales price is 292.50

16. discount is 29.75. sales price is 56.25

17. The similarities is that there's a difference in the original price, usually in a percentage. The difference is that a markup is a increase whereas a discount is a decrease

Answer:

just look up the questions on the internet

for exaple look up 20% of 45 is what for discount then do 45-discount=sales price

Step-by-step explanation:

Select the correct answer from the drop-down menu.
Javier has a basket of oranges and apples. The number of oranges is 2 more than twice the number of apples in the basket. The difference of half the number of oranges and half the number of apples is 4.
An equation created to find the number of apples Javier has in the basket will have _________
A. No Solution
B.One Solution
C.Infinitely many solutions

Answers

Answer:

D

Step-by-step explanation:

Got 100%

Answer:

I think that it's C.Infinitely many solutions

Step-by-step explanation:

Hope this helps

Directions are on the picture. I just need to figure out

Answers

Answer:

Bruh so easy hahahahahaha

How much is 10% of 65 gallons? Write your answer as a decimal number.

Answers

answer: 6.5

10 x 65 = 650
650/100 = 6.5

Answer:

6.5 Gallons

Step-by-step explanation:

If 10% is 6.5 then just divide 65 by 10

PLEASE DO IT it is due in 5 minutes

Answers

a) 42x-12
6*7=42. 6*2=12
b) 21y
11+4+6=21
For A the answers are 42x-12 and 6•7x-6•2. For B the answers are 11y+10y and 21y. The work is in the attached picture

In 7 hours of driving, Vince travelled 364 kilometers. If he travels at the same rate, what distance will he travel in 12 hours? kilometers

Answers

Answer:

 52 times 12 = 624

Step-by-step explanation:

364 divided 7 = 52

52 times 12 = 624

Which point would map onto itself after a reflection across the line y = –x?

(–4, –4)
(–4, 0)
(0, –4)
(4, –4)

Answers

Answer:

its D

Step-by-step explanation:

Answer:

D. (4,-4)

Step-by-step explanation:

because y (the second one) equals x but just with a minus

Although the first quarter of 2002 was quite dismal on Wall Street, mutual funds investing in gold companies rose an average of 35.2%. Assume that the distribution of returns in the first quarter of 2002 for mutual funds specializing in gold companies is fairly symmetrical with a mean of 35.2% and a standard deviation of 20%. If random samples of 16 gold stock funds were selected:

Answers

Complete Question

Although the first quarter of 2002 was quite dismal on Wall Street, mutual funds investing in gold companies rose an average of 35.2%. Assume that the distribution of returns in the first quarter of 2002 for mutual funds specializing in gold companies is fairly symmetrical with a mean of 35.2% and a standard deviation of 20%. If random samples of 16 gold stock funds were selected:

 90% of the sample mean returns are between what two values symmetrically distributed around the mean?

Answer:

The two values symmetrically distributed around the mean  are  

   21.87\%   and  43.17\%

Step-by-step explanation:

From the question we are told that

   The sample size is  [tex]n = 16[/tex]

  The sample  mean is  [tex]\= x = 0.352[/tex]

    The standard deviation is  [tex]\sigma = 0.20[/tex]

Generally the degree of freedom is mathematically represented as

      [tex]df = n -1[/tex]

=>   [tex]df = 16 -1[/tex]

=>   [tex]df = 15[/tex]

From the question we are told the confidence level is  90% , hence the level of significance is    

      [tex]\alpha = (100 - 95 ) \%[/tex]

=>   [tex]\alpha = 0.10[/tex]

Generally from the t distribution table the critical value  of  [tex]\frac{\alpha }{2}[/tex] at  a degree of freedom of [tex]df = 15[/tex]  is  

   [tex]t_{\frac{\alpha }{2} , 15 } =  2.13 [/tex]

Generally the margin of error is mathematically represented as  

       [tex]E = Z_{\frac{\alpha }{2} } *  \frac{\sigma }{\sqrt{n} }[/tex]

=>    [tex]E = 2.13  *  \frac{ 0.20  }{\sqrt{16} }[/tex]  

=>    [tex]E = 0.1065 [/tex]  

Generally 90% confidence interval is mathematically represented as  

      [tex]0.3252  -0.1065 <  \mu < 0.3252  + 0.1065 [/tex]

=>   [tex]0.2187  <  \mu < 0.4317 [/tex]

converting to percentage

      [tex]0.2187 * 100   <  \mu < 0.4317 * 100  [/tex]

=>    [tex] 21.87\%   <  \mu <  43.17\%  [/tex]  

Hence   the 90% of the sample mean returns are between 21.87\%  and 43.17\%

   

Divide. Write the quotient in lowest terms. 1 7/9÷4/5

Answers

Answer:

2 units and 2/9

Step-by-step explanation:

Answer: 236.25

Step-by-step explanation:

y = -6x
y = -8x + 6
?????

Answers

Answer:

x=3

Step-by-step explanation:

-6x=-8x+6

+8 +8

2x=6

2/2 6/2

x=3

1. Choose the value for x that would make this inequality true. x > 5

a. 3
b.-6
c. 7
d.4 ​

Answers

The answer is 7. This is the only number greater than 5.
It would be C
x>5
7>5

Solve the following quadratic equation
2x²+7x=15​

Answers

Answer:

x = - 5 ; x = 3/2

Step-by-step explanation:

Start by subtracting 15 from both sides to get to an equation in standard form:  a x^2 + b x + c= 0  so we can use the quadratic formula to solve for "x".

2 x^2 + 7x - 15 = 0

Then:

[tex]x=\frac{-7+/-\sqrt{49-4(2)(-15)} }{4} \\x=\frac{-7+/-\sqrt{169} }{4}\\x=\frac{-7+/-13}{4}\\x =-5\\or\\x=3/2[/tex]

I have no idea what I'm doing pls help.

Answers

Answer:

Step-by-step explanation:

You did the number 3 right because you multiply 3 x 25 is 75.

All you have to do is find what to multiply by the "x" numbers and find the "y" equal answers.

Hope this helps.

Have a good day ma'am/sir.

Be safe!

Someone say 3x1 is 5 it that correct why or why not

Answers

Answer:

Wrong

Step-by-step explanation:

Any number times one equals that number

3x1=3 not 5

Ram has 35 gel pens.. please help this is for kahn academy

Answers

Answer:

After the 35 gel pens??

Step-by-step explanation:

4t^2-6 when t is 3
Math question

Answers

Answer:

30

Step-by-step explanation:

4t^2-6 when t is 3

Since we know t=3, we can substitute that in

4(3^2) - 6

Simplify.

3^2 = 9

= 4(9) - 6

= 36 - 6

= 30

The Sheikra roller coaster at Busch Gardens in Tampa, Florida, features a 138-foot vertical drop.
What is the slope of the coaster track at this part of the ride?

Answers

If the drop is vertical, the slope is undefined. It approaches negative infinity. For a finite slope to be defined, you must have both a vertical rise or drop, and a horizontal run.

Express your answer in Scientific Notation: How much more does a male elephant weigh more than a female elephant. (Include the units in your answer)
- A male elephant weights 1.5 x 10 to the power of 4 kg. A female elephant weighs 7.9 x 10 to the power of 3 kg. ( workout the answer for brainliest )

Answers

Answer:

Mature males reach heights between 12 and 14 feet at the shoulder, and weigh from 12,000 to 14,000 pounds. Females elphant , reach heights between 9 and 13 feet and weigh from 6,000 to 8,000 pounds.

At a​ little-known vacation​ spot, taxi fares are a bargain. A 16​-mile taxi ride takes 24 minutes and costs ​$9.60. You want to find the cost of a 42​-minute taxi ride. What unit price do you​ need?

Answers

Answer:

$32.90

Step-by-step explanation:

You would need $32.90 to get travel by the taxi.

Other Questions
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