Wednesday
December 7, 2016

Homework Help: Computers: Operating Systems

Recent Homework Questions About Operating Systems

Math
Is the middle point in the Cartesian Coordinate system correctly called the origin or the center? I am referring to the (0,0) point.
Sunday, January 17, 2016 by Rachel

Mechanics
A 500kg spaceship is in a circular orbit of radius 2Re above the earth a.how much energy is required to transfer the spaceship to a circular orbit of radius 4Re. b.discuss the change in potential energy,kinetic energy and the total energy of the system
Sunday, January 17, 2016 by Och

Math
The math club had a lunch meeting where the attendees ordered either a hamburger for $2.50 or chicken strips for $3.25. The bill for the 25 lunches was $74.50. The system of equations below represents this situation. 2.50x + 3.25y = 74.50 --------------------- x + y = 25 How ...
Saturday, January 16, 2016 by Silvia

MATH NEED HELP ASAP!!!!!
Henry's current age is 10 times Justin's current age. in 6 years,Henry's age will be 4 times Justin's age. Which system of equations can be used to calculate H Henry's current age J Justin's current age? A. J=10h j+6=4(H+6) B.J=H+6 J+4=H+10 C.H=10J H+6=...
Friday, January 15, 2016 by Courtney

please check my grammar
AN.15,2016 From: Genecito Jimenez Dear sir/madam, The JIMENEZ INTERNET CAFE has been operating the business started last Oct.15,2015. There are 14 computers for the clients and 1 computer for server with the total of 15 pc's. The total amount of expenses in putting up the ...
Friday, January 15, 2016 by jessie

Math
How do u graph a system of equations
Thursday, January 14, 2016 by Hill

History
In ancient civilizations, job specialization was a result of what? A. surpluses of food B increased interests in art C peace between rival clans D a new system of royal clans I think it is A
Thursday, January 14, 2016 by ILOVEcake

Science
Without this system in the body, you would get really sick because toxins and waste would build up? (A) Cardiovascular (B) Excretory (C) Integumentary (D) Muscular I think its A, I really need this answered.
Thursday, January 14, 2016 by I need help

Finance
What is the amount of money created in the banking system due to an initial deposit of $1,000 if the required reserve is 5%? The banks are not holding any excess reserves.
Thursday, January 14, 2016 by Brandon

Algebra
Find the number of the solutions to each system. a. 4x-y+1=0 4x-y+3=0 b. 2x-y+4=0 4x-2y+8=0 Write a question that can be solved using a system of linear equations. Solve the following system of equations by graphing: y=x+3 and y=-2x-3
Wednesday, January 13, 2016 by LadyPhantomhive

Math
1. You went to lunch with your friend, and the bill was $19.00. Your lunch is $3.00 more than your friend’s. How much was your friend’s lunch? a) f + 3 = 19; $8.00 <------------- b) 3f + 2 = 19; $8.00 c) 2f + 3 = 19; $8.00 d) 2f – 3 = 19;...
Tuesday, January 12, 2016 by Anonymous

Social Studies
The one-child policy of 1979 was a system used to regulate population growth within this country. (1 point) a. India b. Soviet Union c. United States d. China***
Monday, January 11, 2016 by Kaai97

Math
I'm not sure how to do this: There are 9 people who are going to see a movie. The total cost for the tickets is $54, with adult tickets costing $8 each and child tickets costing $5 each. Write a system of equations to represent the situation. Use a for adult tickets, and c...
Monday, January 11, 2016 by Gracie

Math
How many solutions does this system have? –3x + 6y = 10 –3x + 6y = –4 A.none B.one*** C.infinite D.two
Monday, January 11, 2016 by Kaai97

Math
Which method would be the simplest way to solve the system? y=1/2x 2x+3y=28 a. graphing b. substitution*** c. elimination d. distributive
Monday, January 11, 2016 by Kaai97

Math
Which method would be the simplest way to solve the system? 7x + 5y = 19 -7x – 2y = -16 a. Graphing b. Substitution c. Elimination*** d. Distributive
Monday, January 11, 2016 by Kaai97

Math
1. Tell whether the system has one solution infinitely many solutions or no solution. 9x+8y=15 9x+8y=30 a. one solution b. infinitely many solutions*** c. no solution 2. Tell whether the system has one solution infinitely many solutions or no solution. 5x-3y=10 10x+6y=20 a. ...
Monday, January 11, 2016 by Kaai97

Math
1. Solve the system using elimination. 3x+3y=27 x-3y=-11 a. (8,1) b. (3,6) c. (6,3) d. (4,5)*** 2. Solve the system using elimination. 4x-7y=3 x-7y=-15 a. (-12/5,10/7) b. (-1,2) c. (6,3)*** d. (1,1/7) 3. Solve the system using elimination. 2x+3y=9 x+5y=8 a. (0,3) b. (-2,2) c...
Monday, January 11, 2016 by Kaai97

Algebra
To solve the following system of equations by elimination, which operation would you perform first? 234x + 65y = 219 1225x + 65y = 427 F. addition G. subtraction H. Multiplication I. division
Monday, January 11, 2016 by LadyPhantomhive

Math
1. For the following system of equations, what is the x-value of the solution? -x+2y=6 6y=x+18 a. -18 b. 0*** c. -6 d. 3 2. Solve the following system of equations using substitution. What is the value of y? 2x+3y=105 x+2y=65 a. 15 b. 25 c. 40*** d. 65
Monday, January 11, 2016 by Kaai97

Math
Solve the following system of equations using substitution. What is the value of y? 2x+3y=105 x+2y=65 a. 15 b. 25 c. 40*** d. 65
Monday, January 11, 2016 by Kaai97

Math
For the following system of equations, what is the x-value of the solution? -x+2y=6 6y=x+18 a. -18 b. 0 c. -6*** d. 3
Monday, January 11, 2016 by Kaai97

Math
1. Tell whether the system has one solution infinitely many solutions or no solution. 6y=-5x+24 2.5x+3y=12 a. one solution b. infinitely many solutions*** c. no solution 2. Tell whether the system has one solution infinitely many solutions or no solution. x=-7y+34 x+7y=32 a. ...
Monday, January 11, 2016 by Kaai97

Math
Tell whether the system has one solution infinitely many solutions or no solution. 6y=-5x+24 2.5x+3y=12 a. one solution b. infinitely many solutions*** c. no solution
Monday, January 11, 2016 by Kaai97

Math
Tell whether the system has one solution infinitely many solutions or no solution. x=-7y+34 x+7y=32 a. one solution b. infinitely many solutions c. no solution
Monday, January 11, 2016 by Kaai97

Math
Tell whether the system has one solution infinitely many solutions or no solution. 1.5x+2y=11 3x+6y=22 a. one solution b. infinitely many solutions c. no solution.
Monday, January 11, 2016 by Kaai97

Math
Tell whether the system has one solution infinitely many solutions or no solution.. 1.5x+2y=11 3x+6y=22 a. one solution b. infinitely many solutions c. no solution
Monday, January 11, 2016 by Kaai97

Math
Tell whether the system has one solution infinitely many solutions or no solution. 1.5x+2y=11 3x+6y=22 a. one solution b. infinitely many solutions c. no solution
Monday, January 11, 2016 by Kaai97

algebra 1
Solve the system by either substitution or elimination 3x-5y=21 2x+y=1 A (2,-3) B (2,3) C (-2,-1) D (-2,1)
Monday, January 11, 2016 by nina

HISTORY HELP ME FAST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Multiple Choice 1. How did the Haitian Revolution impact the history of the United States? (1 point) • It brought the United States into a war with Spain over Cuba. • France no longer had Haiti, so Napoleon was willing to sell Louisiana. • Slave owners in the ...
Monday, January 11, 2016 by Miranda Lambert

Chemistry
Salts of barium, barium sulfate Particularly, When applied orally and because of its low solubility (Ksp = 1 x 10 ^ -10) Increase contrast for X-rays in medical diagnosis of the digestive system. Considering que Were reacted 7 × 10 -5 moles of CaCl2 with an equivalent ...
Saturday, January 9, 2016 by Igor

Chemistry
Salts of barium, barium sulfate Particularly, When applied orally and because of its low solubility (Ksp = 1 x 10 ^ -10) Increase contrast for X-rays in medical diagnosis of the digestive system. Considering que Were reacted ^ 7 × 10 -5 mol of CaCl2 with an equivalent ...
Saturday, January 9, 2016 by Igor

History. Please Help!!
3. The French and Indian War is often viewed by historians as being a factor in causing the American Revolution. Which of these best explains why this might be the case? a. The Indians believed the colonists would return seized lands to them. b. The British were able to defeat...
Saturday, January 9, 2016 by Samantha

mechanics
please help solve these questions (1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re...
Saturday, January 9, 2016 by collins

Science
Why is the Grand Canyon a natural physical system
Saturday, January 9, 2016 by Chloe

physics
a. A stone is dropped at t = 0 s. A second stone, with a mass 2.0 times that of the first, is dropped from the same point at t = 0.25 s. How far from the release point is the center of mass of the two stones at t = 0.52 s? Assume that neither stone has yet reached the ground. ...
Saturday, January 9, 2016 by shila

physics
a. A power plant burns coal and generates an average of 610.0 Megawatts (MW) of electrical power while discharging 915.00 MW as waste heat. Find the total electrical energy generated by the plant in a 30-day period. b. Coals vary a lot in their energy content. The energy ...
Saturday, January 9, 2016 by shila

mechanics
please help solve these questions (1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re...
Saturday, January 9, 2016 by collins

Math
The coordinates below represent two linear equations. How many solutions does this system of equations have? Line 1 x y –2 7 0 6 Line 2 x y 3 0 0 –3 A. 0 B. exactly 1 C. exactly 2 D. infinitely many
Saturday, January 9, 2016 by Anonymous

math
Solve the system x+4y=1,-x+y=4.What is the -coordinate of this solution x.
Saturday, January 9, 2016 by may

Math
Tell whether the system has one solution infinitely many solutions or no solution. 1.5x+2y=11 3x+6y=22 a. one solution b. infinitely many solutions c. no solution
Friday, January 8, 2016 by Kaai97

Math
Tell whether the system has one solution infinitely many solutions or no solution. x=-7y+34 x+7y=32 a. one solution b. infinitely many solutions c. no solution
Friday, January 8, 2016 by Kaai97

Math
Tell whether the system has one solution infinitely many solutions or no solution. 6y=-5x+24 2.5x+3y=12 a. one solution b. infinitely many solutions c. no solution
Friday, January 8, 2016 by Kaai97

mechanics
please help solve these questions (1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re...
Friday, January 8, 2016 by collins

physics
(1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re), where Re is the radius of the ...
Friday, January 8, 2016 by Anonymous

physics
(1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re), where Re is the radius of the ...
Friday, January 8, 2016 by collins

math
You plant an 8-inch-tall tomato plant that grows 5 inches taller each week. On the same day, you plant a 14-inch-tall tomato plant that grows 3.5 inches taller each week. Graph a system of equations that represents the heights y (in inches) of the plants after x weeks. Use the...
Friday, January 8, 2016 by masha

u.s. history
Which cash crops were the most successful in the international interdependence system? Cotton, corn, squash, hemp Indigo, cotton, rice, tobacco *** Indigo, corn, potatoes, rum Tobacco, corn, rice, pumpkins
Friday, January 8, 2016 by Labbayk

u.s. history
Which answer best expresses some of the issues related to the court system that are listed in the Declaration of Independence? Cutting off trade and imposing taxes on the colonists are unfair practices. Denying the colonists trial–by–jury and sending them to Britain ...
Friday, January 8, 2016 by Labbayk

basic chemistry
different ways to split a mixture of benzene into components using two phase system separation
Thursday, January 7, 2016 by shivani

science
(c) Because static friction can adjust, the system can be at rest if the mass of block C is between some maximum value and some minimum value. What are these values if the coefficient of static friction between block B and the table is 0.200?
Wednesday, January 6, 2016 by xxxxxxx

science
1. The skeletal system is created to ____________ internal organs. A) protect <------------------- B) maintain C) support D) hide 2. Your elbow and knee are examples of A) ligaments. B) joints. <-------------------- C) cartilage. D) angles. 3. The muscular system allows ...
Wednesday, January 6, 2016 by Anonymous

English
I need help Can u tell me the meaning MEDIA IS THE NERVOUS SYSTEM OF OUR CULTURE plz tell me what it means
Wednesday, January 6, 2016 by Lola

ELA/Social Studies
Medieval Times: Letter to the Queen of Conections Academy PLease help You will earn a 10/10 portfolio grade for correctly completing and submitting the following assignment by 10/30/2015: Please review the attached list of Medieval titles, trades, positions and classes. Use ...
Wednesday, January 6, 2016 by Charlie Shuler

Math
You have a total of 21 pens and pencils. You have 3 more pens than pencils. Write a system of linear equations that represent this situation. How many of each do you have?
Tuesday, January 5, 2016 by Carly

Physics
1) Design a gear system using 12, 34 and 36 teeth gears that achieve a gear ratio of 13.5:1 and has the top and bottom gear spinning in opposite directions. 2) For a pulley system with 8 supporting strands, how far would you have to pull the rope to lift a 125 kg object 1.0 ...
Tuesday, January 5, 2016 by Lea

Algebra.
What is the solution to the system? use elimination . -18.6x+ 17.2y=90.2 14.2x+ 3.4y= -35.8 a.(3,2) b.(-3,2) c.(2/3,4/9) d.(2,3) IS IT D??
Tuesday, January 5, 2016 by Sierra.

Algebra
Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. I need someone to help me go through this and point me into the correct direction. 5. Matt and Michelle are selling fruit. Customers can buy small boxes of ...
Tuesday, January 5, 2016 by LadyPhantomhive

Physics
For a pulley system with 8 supporting strands, how far would you have to pull the rope to lift a 125 kg object 1.0 meters off the ground? What if the pulley system were only 80% efficient?
Tuesday, January 5, 2016 by Lea

Algebra 1
What is the solution to the system? use elimination . -18.6x+ 17.2y=90.2 14.2x+ 3.4y= -35.8 a.(3,2) b.(-3,2) c.(2/3,4/9) d.(2,3) IS IT D??
Tuesday, January 5, 2016 by sierra.

Pre-Algebra
Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. Please help me work through this. 4. The difference of two numbers is 3. Their sum is 13. Find the numbers. 5. Matt and Michelle are selling fruit. Customers can ...
Tuesday, January 5, 2016 by LadyPhantomhive

Algebra. Please help me understand.
Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. 3. The school that Kevin goes to is selling tickets to a fieldtrip. On the first day of ticket sales, the school sold 3 adult tickets and 1 child ticket for a ...
Tuesday, January 5, 2016 by LadyPhantomhive

Math
Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. Please help me solve this. 2. The Clippers scored a total of 80 points in a basketball game against the Bulls. The Clippers made a total of 37 two-point and three...
Tuesday, January 5, 2016 by LadyPhantomhive

(Math) Help me solve this Pls.
Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer 1. An exam worth 145 points contains 50 questions. Some of the questions are worth two points and some are worth five points. How many two point questions are on ...
Tuesday, January 5, 2016 by LadyPhantomhive

history
Which answer best explains how the Articles of Confederation established governmental roles in regards to a system of currency? Both Congress and the states could print and borrow money. The states printed their own money. There was no national money. Congress could print ...
Tuesday, January 5, 2016 by Marc-Anthony

Algebra 1
What is the solution to the system? use elimination . -18.6x+ 17.2y=90.2 14.2x+ 3.4y= -35.8 a.(3,2) b.(-3,2) c.(2/3,4/9) d.(2,3) IS IT D?? Terry and ed start a lawn mowing business and purchase mowers and equipment for $800. They charge $20 for each lawn and $4 worth of gas ...
Tuesday, January 5, 2016 by makayla.

Algebra 1
What is the solution to the system? use elimination . -18.6x+ 17.2y=90.2 14.2x+ 3.4y= -35.8 a.(3,2) b.(-3,2) c.(2/3,4/9) d.(2,3) IS IT D?? Terry and ed start a lawn mowing business and purchase mowers and equipment for $800. They charge $20 for each lawn and $4 worth of gas ...
Tuesday, January 5, 2016 by logan.

Algebra 1
What is the solution to the system? use elimination . -18.6x+ 17.2y=90.2 14.2x+ 3.4y= -35.8 a.(3,2) b.(-3,2) c.(2/3,4/9) d.(2,3) IS IT D?? Terry and ed start a lawn mowing business and purchase mowers and equipment for $800. They charge $20 for each lawn and $4 worth of gas ...
Tuesday, January 5, 2016 by Altman Star

Algebra 1
What is the solution of the system ?? 4x+3y= 12 7x+5y=26 a.(18,20) b.(18,-20) c.(-20,18) d.(20,18) is it c?
Tuesday, January 5, 2016 by Sierra Elizabeth

Algebra 1
What is the solution of the system? use substitution . 4x+2y=10, y=-3x+6 My answer chosies are a. (1,-3) b.(1,3) c.(3/10, 4/5) d.(-2,-2)
Tuesday, January 5, 2016 by Sierra Elizabeth

Algebra 1
What is the solution of the system? use substitution . 4x+2y=10, y=-3x+6
Tuesday, January 5, 2016 by Sierra Elizabeth

Math
Solve the system using elimination. 10y − 2x = 50 6x − 3y = 12 A. (5, 6) B. (2.1, 0.2) C. (2.1, 4.6) D. (6, 5)
Tuesday, January 5, 2016 by Daniel

Math (Help) thx!
Solve the system using elimination. 2x − 5y = −5 x + y = 8 A. (−2, 10) B. (5, 3) C. (11, −3) D. no solution
Tuesday, January 5, 2016 by Kaashif

Math
When you solve the system shown by the elimination method, which statement is true? y + 3x = 10 −y − 3x = 10 A. You eliminate y; the sum of the coefficients of y is zero. Then, you can solve for x. B. There is no solution; x and y are eliminated and you get the ...
Tuesday, January 5, 2016 by Albert

Math
Solve the system using substitution. 6x + y = 12 4x + 6y = −8 A. (2 1/2,3) B. (−2 1/2,−3) C. (2 1/2,−3) D. no solution I GOT B!
Tuesday, January 5, 2016 by Albert

Math
Solve the system using substitution. x = y − 6 y = 6 − 3x A. (0, 6) B. (6, 0) C. (0, −6) D. (−6, 0)
Tuesday, January 5, 2016 by Albert

Math
Solve the system using substitution. y = 4x − 5 y = 2x + 1 A. (−2, −3) B. (1, 3) C. (−2, −13) D. (3, 7)
Tuesday, January 5, 2016 by Albert

MATH help ty
Solve the system using substitution. y = 4x − 5 y = 2x + 1 A. (−2, −3) B. (1, 3) C. (−2, −13) D. (3, 7)
Tuesday, January 5, 2016 by Gopi

Math (Help) thx!
Solve the system using elimination. −7x + 15y = 95 7x − 15y = 115 A. (7,935) B. (935,7) C. (15,1313) D. no solution
Tuesday, January 5, 2016 by Gopi

Algebra 1
What is the solution of the system? use substitution . 4x+2y=10, y=-3x+6
Monday, January 4, 2016 by Sierra Elizabeth

Algebra 1
which graph represents the solution of the given system? y= -3x-4 y+4=-3x
Monday, January 4, 2016 by Sierra Elizabeth

Algebra 1
which graph represents the solution of the given system? y=3x+2 y=3x-1 please hep!!
Monday, January 4, 2016 by Sierra Elizabeth

Algebra 1
A local citizen wants to fence a rectangular community garden. The length of the garden should at least be 110 ft. and the distance around should be no more than 380 ft. Which system of inequalities and graph represent the possible dimensions?
Monday, January 4, 2016 by Sierra Elizabeth

Algebra 1
How many solutions does this system of equations have ?? 2x= 10y + 6 and x+ 5y = 3 does it have infinitey many??
Monday, January 4, 2016 by Sierra Elizabeth

Algebra 1
How many solutions does this system of equations have ?? y= 4x + 3 and 2y - 8x =3
Monday, January 4, 2016 by Sierra Elizabeth

Algebra 1
How many solutions does this system of equations have ?? 2x= 10y + 6 and x+ 5y = 3
Monday, January 4, 2016 by Sierra Elizabeth

Algebra 1
which graph represents the solution to the given system -4x+ 2y = -11 and -2x + 2y = -15.
Monday, January 4, 2016 by Sierra Elizabeth

Algebra 1
which graph represents the solution to the given system y=-x+2 and y=3x-1 ??
Monday, January 4, 2016 by Sierra Elizabeth

Social Studies (Check, Please!) (Ms. Sue)
1. How did the status of women and African Americans in the armed forces change during the war? A: In World War I, women were barred from combat. Many jobs available to women in the army were administrative or clerical. This all changed during World War II. Women were able to ...
Sunday, January 3, 2016 by Victoria

Math
Solve the system using substitution: x = y - 6 y = 6 - 3x Answer choices: (0,6) (6,0) (0,-6) (-6,0) (
Sunday, January 3, 2016 by David

Math
Solve the system by graphing. x+y=−2 y=13x+2 A. (6, 4); The image is of a 2-dimensional graph with an x-axis and a y-axis. One line is drawn passing through co-ordinates (-3,1) and (3,3). Another line is drawn from co-ordinate (-2,-4) to (6,4). B. (−3, 1); The ...
Friday, January 1, 2016 by Mary Alise

Math
Solve the system using elimination. Express as ordered pair. 2x - 7y = 27 3x = 2y = 3
Friday, January 1, 2016 by Harriett

Algebra
Solve the system by graphing. x+y=−2 y=13x+2 Thanks jiskha,com :)
Friday, January 1, 2016 by Norman

Math
Hi, I need help on this problem:Solve the system of equation by giving an ordered pair for 14x +3y = 115 7x +3y = 80 Use the 3 Methods in your work. Thank You, I am not sure how to use graphing, substitution, and elimination, please show these methods.
Friday, January 1, 2016 by Kaashif

Algebra
Job A pays Edith $4 an hour. Job B pays her $8 an hour. She will work both jobs. She is able to work no more than 15 hours a week. She wants to earn at least $80 a week, working a combination of both jobs. Write a system of inequalities that can use used to represent the ...
Friday, January 1, 2016 by Zero

mechanics
please help solve these questions (1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re...
Friday, January 1, 2016 by incredible

Operating system
What is the . Let us define “most-recently-used” (MRU) as a page removal algorithm that removes from memory the most recently used page. Perform a page trace analysis using three page frames and the page requests from the previous exercise. Compute the failure and ...
Thursday, December 31, 2015 by philo

accounting
When sales are constant, but the production level fluctuates, net operating income determined by the absorption costing method will:
Thursday, December 31, 2015 by Mary

Algebra 1 Solving Systems Using Elimination
What is the solution of the system? y = -3x 3x + 2y = 6 (2, 6) (-1, 3) (-2, 6) (1.5, -4.5)
Monday, December 28, 2015 by Riley

algebra
1. What is the solution of the system? 4x + 3y = 12 7x + 5y = 26 A. (18, 20) B. (18, -20) C. (-20, 18) D. (20, 18)
Wednesday, December 23, 2015 by blahblah

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Homework Help: Computers