For what value of x will 55 and x have the mean (average) as 67

Answers

Answer 1
if (55 + x)/2 is to be 67, then 55+x = 2*67, so x = 2*67 - 55 = 79
Answer 2
To calculate the mean of two numbers you add them together and divide the sum by 2.
We can set up an equation for this problem: (x+55)/2 = 67

Now we need so solve for x: (x+55) = 67x2
x+55 = 134
x = 134-55
x = 79

Hope this helps, and May the Force Be With You!

-Jabba

Related Questions

A water tank contains 1,250 gallons of water. The water is used to fill some 30 gallon barrels. What is the number of the barrels that can be completely filled and how much water is left?

Answers

41.6 gallons can be filled

A total of 41 barrels can be completely filled with 1,250 gallons of water, leaving 20 gallons of water leftover in the tank.

Suppose a water tank contains 1,250 gallons of water and this water is used to fill 30-gallon barrels. In that case, we can calculate the number of barrels that can be completely filled and the remaining water by dividing the total water volume by the volume of one barrel.

First, divide 1,250 gallons by 30 gallons per barrel:

[tex]\frac{1250}{30}[/tex] = 41.66

This division gives us 41 complete barrels, with a remainder indicating that 20 gallons of water will be left.

Therefore, 41 barrels can be completely filled, and 20 gallons of water will remain in the tank.

please help me with these problems :(

-random person who struggles in pre algebra

Answers

hope these help:
#9 
a-4 divided by 5 = 12
5*12 is 60 
60+4 is 64
60 (final answer for a)
#10
n+3 divided by 8 = -4
8*(-4) =  -32
-32 + 3 = -35
 -32 (final answer for n)
#11
6+z divided by 10 = -2
-2 * 10 = -20
-20=6=-26
-20 (final answer for z)
btw, can't see diagram

If I was given a question and that I have to write two points in point slope form, do I simplify it or leave as it is?

Answers

Leave as is if it specifically asks for POINT SLOPE FORM i.e. y - y1 = m (x - x1)
Leave it as it is do not simplify

HELP PLEASEE ASAP
A computer had 2 gigabytes of data stored on it when Jackie bought it, and she is storing an additional 3.5 gigabytes per year, as shown in the table below. Which of these statements is correct about the linear function that represents this situation?

Amount of Data Stored on Jackie’s Computer
Time (year)
0
1
2
3
4
Gigabytes of Data
2
2 + 3.5 = 5.5
5.5 + 3.5 = 9
9 + 3.5 = 12.5
12.5 + 3.5 = 16
The initial value represents the 2 gigabytes of data stored on the computer when Jackie bought it, and the rate of change represents the 3.5 gigabytes per year that Jackie is storing.
The initial value represents the 2 gigabytes per year that Jackie is storing, and the rate of change represents the 3.5 gigabytes of data stored on the computer when Jackie bought it.
The initial value represents the 3.5 gigabytes of data stored on the computer when Jackie bought it, and the rate of change represents the 2 gigabytes per year that Jackie is storing.
The initial value represents the 3.5 gigabytes per year that Jackie is storing, and the rate of change represents the 2 gigabytes of data stored on the computer when Jackie bought it.

Answers

Answer:

the correct answer should be

The initial value represents the 2 gigabytes of data stored on the computer when Jackie bought it, and the rate of change represents the 3.5 gigabytes per year that Jackie is storing

Step-by-step explanation:

12x>9 (2x-3)-15 solve for x and show steps please.

Answers

12x > 9(2x-3)-15

distribute the 9

12x > 18x-27 -15

combine like terms on the right side

12x > 18x-42

subtract 18x from both sides

-6x > -42

divide both sides by -6

x = -42 / -6 = 7

x >7

First step is to distribute 9 over 2x-3

12x>18x-27-15

Next is to subtract 18x from both sides of the equation

-6x>-27-15 

Next is to subtract 15 from -27

-6x>-42

Finally just divide -42/-6

x>7

x has to be greater than 7 to satisfy this equation

A three pack of bar soap has a wholesale cost of $1.15. A pharmacy wants to sell this product with a markup of 60%. What are the amounts of the markup and the retail price of a pack of soap?

Answers

The mark up is .69 and the retail would be $1.84
1.15*1.6=1.84

1.84-1.15=0.69

$0.69 mark up

$1.84 retail price

8.64 x 10^6 + 1.334 x 10^10

Answers

13348640000 is the correct answer

Answer:

Step-by-step explanation:

The answer is 1.334864 • 10 to the tenth power

Susan received $27 for 6 hours of work. Ricky received $14.25 for 3 hours of work. Which statement is true about their rates?

Answers

Hello Chamarionp, Susan received $27 for 6 hours so 27 / 6 = 4.50$ per hour,
Ricky received $14.25 for 3 hours of work so 14.25 / 3 = 4.75$ per hour.
Susan made $4.50 hourly. We can tell because $27/6 hours of work = $4.50
Ricky made $4.75 hourly. We can tell because 14.25/3 hours of work = $4.75

Ricky makes $0.25 more than Susan per hour.

Identify the equation of the graph shown.
A) y = 2x + 3
B) y = 2x - 3
C) y = -2x + 3
D) y = -2x - 3

Answers

first of all we know it a negative  so the answer of your question is C.y = -2x + 3        :D

The equation of the graph shown is C; y = -2x + 3

What is Graph?

There are many tools we can use to find the information of the relation which was used to form the graph.

A graph contains data of which input maps to which output.

Analysis of this leads to the relations which were used to make it.

The slope-intercept form of the equation of a line; y=mx+b,

where m is the slope and b is the y-intercept(value of y at x =0)

Since, slope = (y - y')/(x -x')

In our case,

b = 3

Slope = (-3-0)/(0-6)

Slope = -2

thus, the equation of line will be written as:

y = -2x + 3

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PLZ help its an easy question

Answers

The answer is B because if you get 5 on the first test then you will have 10 already. if you get at least 1 point on the second then you will have 11 or higher. since the 1st is doubled then the shaded region will retreat by 2 squares for every point less then the maximum you get on the first test.

Answer:

The correct answer is B).

Step-by-step explanation:

Confirming the answer above, which is correct! Happy to help! c:

Marlow is comparing the prices of two truck rental companies. Company A charges $3 per hour and an additional $75 as service charges. Company B charges $2 per hour and an additional $85 as service charges. Part A: Write an equation to represent each company's total charges for renting a truck for a certain number of hours. For both equations (one for Company A and one for Company B), define the variable used. (4 points) Part B: Which company would charge less for renting a truck for 5 hours? Justify your answer. (3 points) Part C: How much money is saved by using the services of Company A instead of Company B to rent a truck for 3 hours

Answers

[Part A]

company A                company B
A=3h+75                    B=2h+85

definition of variables
A=company A
B=company B
h=number of hours used

[Part B]
company A would charge less for 5 hours

justification
company A                 company B
A=3(5)+75                   B=2(5)+85
A=15+75                     B=10+85
A=90                           B=90

[Part C]
By using the services of company A instead of company B to rent a truck for three hours you save 7 dollars.
company A:  A=3(3)+75 = 9+75= 84
company B:  B=2(3)+85 = 6+85 = 91
difference: 91-84= 7

Answer:

A)

Company A) would be y = 3x + 75

Company B) would be y = 2x + 85

company A                 company B

A = 3(5) + 75               B = 2(5) + 85

A = 15 + 75                 B = 10 + 85

A = 90                         B = 95

B)

Company A) so that would give us y = $90

Company B) and this would give us y = $95

C)

Company A- in 3 hours you would spend $84

Company B- in 3 hours you would spend $91

so you save $7 by using A instead of B

A decimal number which ends after a finite number of digits after the decimal point is called a _______ decimal. Example: 6.875

Answers

This kind of decimal is called a terminating decimal, meaning it ends rather than repeating on forever like this one: 4.5555555555...... or the fraction 2/3 when you turn it into a decimal. 

The Flat Rock auto assembly plant in Detroit, Michigan, produces three different makes of automobiles. In 1994 and 1995, the plant constructed a total of 390,000 cars. If 90,000 more cars were made in 1994 than in 1995, how many cars were made in each year

Answers

390,000-90,000=300,000
300,000 ÷ 2 = 150,000

in 1995, 150,000 cars were made

150,000+90,000
in 1994, 240,000 cars were made
240,000 cars were made each year

Help! Please answer I’ll give brainliest

Answers

linear function is y=1/2x+1

Identify the property used in the first five steps to solve the equation 2(x – 5) - 6x= -22

Answers

To answer this question, you need to multiply the number inside the bracket first. Then you can move the number to the right side of the equal sign and keep the x on the left side of the equal sign. The step would be like this

2(x – 5) - 6x= -22
(2x - 10) - 6x = -22
2x - 6x  = -22 +10
-4x= -12
x= -12/-4
x=3

Which number can be classified as a terminating decimal number?

A. 0.3214…

B. 0.25313 continuous

C. 0.125739

D. none of the above

Answers

0.125739 is a terminating decimal

The distributive property combines (blank) and (blank) to make multiplying whole numbers simpler.

Answers

The distributive property combines (a single term) and (two or more terms) to make multiplying whole numbers simpler

hope this helps

Given a mean of 43.8 and a standard deviation of 8.7, within how many standard deviations of the mean do the values 60, 40, 35, 45, and 39 fall?

Answers

I think the answer is 0.

Answer with explanation:

Mean ([tex]\mu[/tex]) = 43.8

Standard Deviation ([tex]\sigma[/tex]) = 8.7

We can draw the normal curve and then show where these values lie.

Or we can use the equation, [tex]43.8 \pm 8.7 \times k = \text{Value}[/tex], use positive sign when ,number is greater than mean, and negative sign when number is smaller than mean, to find that , how many standard deviations of the mean do the values 60, 40, 35, 45, and 39 fall.

1.→ 43.8 +8.7 k= 60

8.7 k= 60 - 43.8

8.7 k= 16.2

[tex]k=\frac{16.2}{8.7}\\\\k=1.8620\\\\k=1.86[/tex]

2.→ 43.8 - 8.7 k=40

43.8-40 = 8.7 k

8.7 k= 3.8

[tex]k=\frac{3.8}{8.7}\\\\k=0.4367\\\\k=0.44[/tex]

3.→43.8 - 8.7 k=35

43.8-35 = 8.7 k

8.7 k= 8.8

[tex]k=\frac{8.8}{8.7}\\\\k=1.011\\\\k=1.01[/tex]

4.→43.8 + 8.7 k=45

43.8-45 = -8.7 k

-8.7 k= -1.2

8.7 k= 1.2

[tex]k=\frac{1.2}{8.7}\\\\k=0.1379\\\\k=0.14[/tex]

5.→43.8 -8.7 k=39

43.8-39 = 8.7 k

8.7 k= 4.8

[tex]k=\frac{4.8}{8.7}\\\\k=0.5517\\\\k=0.55[/tex]

During a chemistry experiment Kevin calculated the molar mass of sodium to be 23.4g the actual molar mass of sodium is 22.99g what is his percent error

Answers

the percent error is 2.13%
23.4-22.9=.5
.5/23.4= 0.0213 * 100
2.13%  

Look at the graph.



If the price of peaches increases, what can be expected?

More peaches will be sold.
Fewer peaches will be sold.
The number of peaches sold will be unaffected.
Peach orchards will produce less fruit.

Answers

The answer is the second one hope that helped

Answer:

The correct option is:

Fewer peaches will be sold.

Step-by-step explanation:

As we can clearly see from the graph that:

As the prices of peaches increases(represented by y-axis)  the sales of peaches decreases(represented by x-axis) and as the prices decreases the

number of peaches sold increases.

We are asked what will happen if price of peaches increases.

Hence, The correct option is:

Fewer peaches will be sold.

Nile had 20% less strike outs than last year. He had 124 strike outs last year. Which steps are needed to calculate the number of strike outs nile had this year?

Answers

124 x .20 = 24.8
124 - 24.8 = 99.2 (if rounded, then = 100)

Nile has made 100 strikeouts this year
First covert 0.2 into a decimal
Next multiply 124*0.2=24.8
Now subtract 124-24.8=99.2
Now round the answer to 99
He had about 99 strike outs this year

How do u solve this?

Answers

Hello there!

[tex] \frac{k}{2} + 1 - 1k = -2k [/tex]
Simplify
[tex] \frac{1}{2} k +1-k=-2k[/tex]
[tex] \frac{-1}{2} k+1=-2k[/tex]
[tex] \frac{3}{2} k+1=0[/tex]
[tex] \frac{3}{2} k =-1[/tex]
[tex]k=-1* \frac{2}{3} k= -2/3 [/tex]

Why is indirect compensation important to recruiting and retaining employees? (site 1)

Answers

Indirect compensation includes non-wage compensation to employees that are outside of their normal wages or salaries. These benefits may include health insurance, tuition funding, educational opportunities, daycare, vacation, as well as flexible work schedules. They are often not taxable, and provide important assets to companies looking to attract quality employees at different stages in their careers. A good example is health insurance. With the national debate on health care, quality affordable health insurance for employees and their families is a very important tool to attract employees.

Indirect compensations may encompass sales commisons, health, transport, accommodation allowances and so on which aren't included as part of their base salary.

Indirect compensations go a long way assisting employees in different aspects of their personal lives which may not be directly related to work.

A good indirect compensation which caters for transport, housing and medical expenditures seems way more beneficial than a huge base salary without allowances.

Also, indirect allowances such as commission encourages employees to put more effort into sales and marketing since it is based on percentage. Hence, the more they input, the more their earning.

Therefore, indirect allowances are of considerable benefit which is highly considered when choosing an employer.

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What is the value of x in the equation 7x - 30 = 180

Answers

x=30

vjhmgmjsdnhjkafbjksdbfjkasbdfjkbasdf

1) 7x=180+30 2)7x=210 3) x=210:7 Answer x=30 Check : 7•30-30= 210-30=180

a recipe calls for 4 carrots for every 2 cup
of water.which expression can be used to find the number of carrots needed for 1 cup of water

Answers

2 is half of 4
4 carrots=2 cups of water 2 carrots=1 cup of water
Hope this helps!!
Four is double the amount of two so the answer is two carrots for every cup

Tonya is taking a trip to Orlando, Florida this year. If she buys a plane ticket today, it will cost $355.82. If she buys it later, the cost will be $438.29. How much more money, to the nearest dollar, will Tonya spend if she decides to wait to purchase the plane ticket?

Answers

it would be 82.47$ if she waited
Hello! What we would need to do find out this answer is to subtract the price today from the price later, because it will cost more later, than it does today. 438.29 - 355.82 = 82.47 or 82 when rounded to the nearest whole number. There. If Tonya waits until later to buy the plane ticket, she will have to pay $82 more for it.

Each stone in ally’s collection weighs about 4 ounces her collection weighs about 24 pounds in all about how many stones are in ally’s collection

Answers

96, 16 ounces = 1 lbs(pounds) so you times 24 by 16 and get 384 then you divide by 4 and you get 96.

The total number of stones in Ally's collection is A = 96

What is unit conversion?

In order to translate measurements of a particular amount between different units, a mathematical conversion factor is usually used. This modifies the measurement of the quantity without altering its effects.

The particular circumstances or the intended result control the conversion process. This may be governed by law, a contract, a list of technical specifications, or other publicly available standards.

A precise conversion from one system to another is necessary for some measures in order to maintain the precision of both the original measurement and the conversion.

Based on the connection between a particular pair of original units and a particular pair of target units, each conversion factor is chosen.

Given data ,

Let the weight of the stone be = 4 ounces

And , let the weight of the collection be = 24 pounds

From the unit conversion , we get

1 pound = 16 ounces

So , 24 pounds = 16 x 24 = 384 ounces

And , the number of stones A = 384 ounces / weight of the stone

On simplifying , we get

The number of stones A = 384 / 4 = 96 stones

Hence , the number of stones is 96

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A computer store bought a program at a cost of ​$10 and sold it at a selling price of ​$12. Find the percent markup.
PLEASEEEE

Answers

Percent mark up the amount of percent gain so (12-10)/10 or 20%
Final answer:

The percent markup on a program bought for $10 and sold for $12 is 20%.

Explanation:

The question you've asked relates to the calculation of percent markup on an item. In this case, a computer store purchased a software program for $10 and sold it for $12. To find the percent markup, we compare the markup to the cost price. The markup here, is the difference between the selling price and the cost price which is $12 - $10 = $2. To find the percent markup, you divide markup by the cost price and then multiply by 100 to get a percentage. So, the calculation is ($2 / $10) × 100, which equals 20%.

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Alice says that 0.145 rounds to 0.15 and Roger says that the number rounds to 0.1. explain how both can be correct?

Answers

because the 5 in the thousanths place rounds the 4 in the hundreds place... and 0.145 can round down because the hundreds place is less than 5... it all depends on ehat place value your rounding to

Steve uses an app that shows him how many kilometers he has run to prepare for a marathon. The app said he ran 6.436 kilometers. He wants to post online how many miles he ran. Steve ran ___ miles. (1 mile = 1.609 kilometers)

Answers

7 miles is what Steve ran 

I think its seven good luck.                                                                                              

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