# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 521
1. ## Statistics

Suppose that you are designing an instrument panel for a large industrial machine. The machine requires the person using it to reach 2 feet from a particular position. The reach from this position for adult women is known to have a mean of 2.8 feet with a

asked by Lamont Sanford on August 5, 2014
2. ## English

Thank you very much for being so cooperative, Sra. I still have a few more sentences for you to check. 1) In the tales there were the class of the military, the clergy and the middle classes. Correction: in the tales Chaucer describes different social

asked by Franco on May 27, 2010
3. ## Budgeting

A quaint but well-established coffee shop, the Hot New Café, wants to build a new café for increased capacity. It’s expected sales are \$800,000 for the first 5 years. Direct costs including labor and materials will be 50% of sales. Indirect costs are

asked by Shannon on March 9, 2013
4. ## Math.

43.The forecast predicted that Dallas County would receive eight inches of rain over the next two days. On Thursday Dallas County received 3.4 inches of rain. On Friday it rained twice with Dallas County Reciving 1.2 inches of rain each time. What was the

asked by Jerald on April 17, 2013
5. ## science

A light string of length a is attached to two point A and B such that they on the same horizontal level and are separated b apart .A mass of P newton is theaded on the string such that it is vertically below B. show that temsion in string w[a^2+b^2)/2ab

asked by mohamed on July 21, 2017
6. ## chem

19. A radioactive nucleus decays to yield a bismuth-211 nucleus and an alpha particle. What was the identity of the original nucleus? Show the nuclear equation that leads you to this answer.

asked by Zak on November 21, 2014
7. ## Maths

I have a maths exam tomorrow and am studying with a friend. We are working on a question and are getting two different answers. Could you please show us the right way to do it? 2(4x + 3)(4x - 3) - (4x + 3)squared p.s i couldn't find a squared symbol so

asked by Nat on March 15, 2008
8. ## Maths

P, q, r are arranged sticks. P is 10km north of q. The bearing of r from p is 223, and the bearing of q from r is 097. Find the distance of r from p. Show full working both the bearing resulting diagram and the formular

asked by Nwafor on May 30, 2016
9. ## Math

Emma started with a certain amount of money. She spent 2/5 of her money. She earned €5 the next day. Later, she lost 3/7 of her money, but she still had €20 left. How much did she start with? answer at the back of the book is €50 please show working

asked by Tyson on September 6, 2017
10. ## math

Find the z-score for the given raw score, mean, and standard deviation. Assume a normal probability distribution score = 15, ì = 16 , and ó = 2 Could you show me how to do this. My instructor has tried but I just don't understand how to do it and I have

asked by sam on August 23, 2009
11. ## Precalculus

Find each of the sums indicated or described. Show use of the appropriate formula, rather than simply using a calculator to add them. 1) The sum of the first 17 terms of a geometric series with a first term of 3000 and a common ratio of 1/2. 2)

asked by Y on November 11, 2015
12. ## Accounting

State ten users of accounting iformation and show their intrest 2 enumurate eighth qualities that accounting information must posses 3. Itemize at least eight rules of accounting in any organisation.

asked by Charles on April 22, 2012
13. ## calculus

Please help with this. I submitted it below and was asked to clarify by Henry (hope this is clearer and thank you). I need the first derivative of f(x)=4(x+ sqrt (x(8-x)).And then the second derivative of this to show by the second derivative test that it

asked by Frank on March 4, 2011
14. ## Math

Bill is making 22 small pizzas for a party. He has 16 cups of flour. Each pizza crust takes 3/4 cup of flour. Does he have enough flour? Pleas show why your answer is correct.

asked by Anonymous on October 29, 2013
15. ## Science

Two forces of 5N and 12N respectivley act on the same point. Show how you would determine the Magnitude of the resultant by using the Tail to head and Tail ti Tail methods and pythagoras theoram (13N)

asked by Lindelwa sbiya on February 3, 2015
16. ## Science

A boxer punches a sheet of paper in midair, bringing it from rest to a speed of 25m/s^2 in 0.05 secind. The mass of the paper is 0.003 kg. Show the force of the punch on the paper is only 1.5 N.

asked by Madison on November 7, 2008
17. ## Physics

A 2.0-cm thich bar of soap is floating on a water surface so that 1.5 cm of the bar is under water. Bath oil of specific gravity 0.60 is poured into the water and floats on top of it. What is the depth of the oil layer when the top of the soap is just

asked by Daniel on November 10, 2010
18. ## Physics

A 2.0-cm thich bar of soap is floating on a water surface so that 1.5 cm of the bar is under water. Bath oil of specific gravity 0.60 is poured into the water and floats on top of it. What is the depth of the oil layer when the top of the soap is just

asked by Daniel on November 10, 2010
19. ## physics 12

a certain binary star system consists of two stars of masses m and 3m respectively separated by a distance of 1.5 x 10^12 m, measured between their centres. Theres stars revolve in sync with each other around their common centre of mass like a giant

asked by James on February 19, 2013
20. ## math

Kenisha sells athletic shoes part-time at a department stoe. She can earn either \$500 per month plus a 4% commission on her total sales, or \$400 per month plus a 5% commission on total sales. Write a system of equations to represent the situation.

asked by Artie on February 18, 2008
21. ## fin decision making for managers

Aberdeen Corp. uses activity-based costing system with three activity cost pools. The following cost information is provided: Wages and salaries \$ 220,000 Depreciation 120,000 Utilities 100,000 Total \$440,000

asked by san on November 26, 2011
22. ## Physics, Statistics

Consider a series of 8 flips of a fair coin. (a) Calculate the probabilities for obtaining 0-8 heads. We will consider each of these nine outcomes to be macrostates of the system. (b) Calculate the entropy for each of these macrostates. I was able to

asked by Heidi on December 4, 2015
23. ## physics

can somebody shows me how to get to the answer key step by step. the answer key is 2.78i-10.2j A 1.49-kg particle initially at rest and at the origin of an x-y coordinate system is subjected to a time-dependent force of F(t) = (4.00ti − 9.00j) N with t

asked by joy on February 13, 2018
24. ## AP Physics

Two particles, each of mass m and speed v, travel in opposite directions along parallel lines separated by a distance d. (a) Find an expression for the magnitude L of the angular momentum of the two-particle system around a point midway between the two

asked by Anonymous on March 20, 2013
25. ## Health

Write a 200- to 300-word response to the following: What is long-term care? Provide an example. What is continuum of care services in the United States? Why is long-term care one of the greatest challenges facing the health care delivery system today?

asked by Marty on July 19, 2012
26. ## Science / Biology

How does modern science explain the evolution of abiotic to biotic matter? How would the first life form have survived in the first day / week of its formation? What kind of system of organelles / biological functions would it have to form in the first day

asked by Jess on May 11, 2008
27. ## chemistry

Rationalize how the addition of the silver nitrate to the Fe/SCN equilibrium system had an effect even though neither Ag nor NO3 appears in the equation shown in the text. Equation in text is FE3+ + SCN- [FeSCN]2+. I know that AgSCN is formed and

asked by matt on March 18, 2016
28. ## college/human biology

Name an example of a cell, tissue, organ, and organ system in the human body that illustrates the concept of increasing complexity of biological organization. For each step forward in biological organization, briefly describe a specific function that is

asked by marie on June 5, 2009
29. ## Calculus

The acceleration function (in m/s2) and the initial velocity v(0) are given for a particle moving along a line. a(t) = 2t + 2,    v(0) = −3,   0 ≤ t ≤ 5 (a) Find the velocity at time t. v(t) = t^2+2t-3 m/s (b) Find the distance traveled during

asked by Anon on December 9, 2017
30. ## AP Physics Momentum...stuck

A spring loaded 100g dart gun is affixed at rest on a 150g frictionless cart. It fires a 25g dart with a velocity of 30 m/s. What is the final momentum of the system? I'm confused as to whether or not I should use conservation of momentum or center of

asked by Tyger2020 on September 5, 2017
31. ## Chemistry 2

Pure nitrosyl bromide, NOBr at 0.762 M is placed into a sealed vessel and heated up to 400 K. When the system reaches equilibrium, it is found that 65.1% of the nitrosyl bromide has decomposed to nitrogen monoxide and bromine. Determine Kc for this

asked by Matt on September 8, 2014
32. ## Physics

A proton is located at a distance of 0.430 m from a point charge of +8.30 µC. The repulsive electric force moves the proton until it is at a distance of 1.55 m from the charge. Suppose that the electric potential energy lost by the system is carried off

asked by DCM on April 6, 2012
33. ## social studies

the southern states supported the Virginia Plan because: (A) it created a system of national courts (B) the legislature wa s to be apportioned according to a state's population (C) the upper house was to be elected by the state legislature (D) a large

asked by lila on March 25, 2010
34. ## History

How is Vatican City different from all other European countries? Answers: A: It is located entirely inside another country. B: It is a theocracy. (My Answer) C: It has a Catholic majority. D: It does not use the euro. My Answer: I would say it is B because

asked by Anonymous on May 17, 2019
35. ## Chemistry

How can you predict whether the change in entropy for a system will be positive or negative? Like if the enthalpy is negative what will the entropy be? Try these 2 sites: http://www.shodor.org/unchem/advanced/thermo/index.html

asked by Christian on May 19, 2007
36. ## Government

When it was developed during the jackson administration,the patronage system was designed to: A.provide jobs to merit appointees. B.increase congressional control of the bureaucracy. C.increase judicial control of the bureaucracy. D.make the administration

asked by Calvin on December 21, 2011
37. ## Chemistry(Please check)

For the reaction, 2 SO2(g) + O2(g) == 2 SO3(g), at 450.0 K (Kelvin) the equilibrium constant, Kc, has a value of 4.62. A system was charged to give these initial concentrations, (SO3) = 0.254 M and (O2) = 0.00855 M, and (SO2) = 0.500 M. In which direction

asked by Hannah on March 3, 2012
38. ## history

In the Old South, the majority of slaves [A. lived on plantations with 20 or more slaves.] B. lived on plantations with 100 or more slaves. C. worked under a task system. D. lived on small farms. is my answwer correct in brackets

asked by jake on November 30, 2011
39. ## Biology

In the small intestine, the digestion of food molecules is completed and absorption occurs. Structures from the circulatory system are associated with the small intestine. Explain how these structures assist the small intestine in its function.

asked by Sam on November 25, 2009
40. ## Problem Solving

Johnny has two bank accounts. One pays 7% interest and the other pays 10% interest. A total of \$25,000 invested in the two accounts. Last year he earned \$2,200 in interest on two accounts. How much money does he have in each account? define variables and

asked by Wejie on February 15, 2010
41. ## algebra

You have 10,000.00 to invest in two types of stock. the expected annual returns for the stocks are: stock A - 10 percent, stock b - 6 percent. You want the overall annual return to be 8 percent. Write a linear system of equations that represents the given

asked by Regan on October 23, 2014
42. ## Medical Information management

Mercys hosptials filing system is a middle digit. What is a disadvantge of middle digit filing? a. less accurate b. requires more staff training c. provides less ven distribtuin of recors that straight numeric d. Can't be converted to terminal digit filing

asked by liz on March 18, 2011
43. ## Chemistry

Which of the following is TRUE for a system that is in dynamic equilibrium? A) The forward reaction goes to 100% completion. B) The concentration of products is equal to the concentration of the reactants. C) The reaction rate of the forward reaction

asked by Mimi on December 10, 2016
44. ## AP Chem

For the system CO(g) + H2O(g)CO2(g) + H2(g) Kp is 1.6 at 900 K. If 0.400 atm CO(g) and 0.400 atm H2O(g) are combined in a sealed flask, what is the equilibrium partial pressure of CO2(g)?

asked by Andrew on January 23, 2011
45. ## physics

in a certain system,the water used for storage is initially at 70 degree Celsius and it is required to provide an average of 7.5 kW to keep the house at an average of 18 degree Celsius for 3 days,how much water is needed.

asked by nanag on October 27, 2011
46. ## Pre-calculus

1)Which term best describes the linear programming situation represented by x+y=2 why is the answer infeasible? 2)Describe the linear programming situation for this system of inequalities. x < 1 y > 0 3x + y < 5 why is the answer unbounded?

asked by hanna on April 8, 2012
47. ## biology

1.can introduced species strengthen the immune system of the native species 2. can an introduced species change thec composition of the natural habitat so it is unsuitable for the native species

asked by pkd on December 22, 2010
48. ## calculus

1)Which term best describes the linear programming situation represented by x+y=2 why is the answer infeasible? 2)Describe the linear programming situation for this system of inequalities. x < 1 y > 0 3x + y < 5 why is the answer unbounded?

asked by allsaa on April 6, 2012
49. ## Statistics

A car rental agency currently has 41 cars available, 28 of which have a GPS navigation system. Two cars are selected at random from these 41 cars. Find the probability that both of these cars have GPS navigation systems

asked by Anonymous on March 22, 2013
50. ## Physics

Charge A, +1 μC, is positioned at the origin of a coordinate system as shown below. Charge B, −1 μC, is fixed at x = 3 m. (a) Find the electric field on the x axis at x = 6 cm. (b) At what point on the x axis is the electric field zero?

asked by Alyssa on January 29, 2016
51. ## foundations of business

Consider a local business whose services you frequently use. What are the main components of this company's business model? describe the three components of the business system that comprise the local business you selected.

asked by dana on May 3, 2010
52. ## Physics

Consider a version of the atwood machine in which the masses are frictionless incline. The mass sliding on incline 1, m1, is 1.5 kg, and the angle of this incline is 62 deg. If the mass on the second incline, m2, is 2.5 kg, what is the angle 2 so that the

asked by rachel on December 28, 2010
53. ## Psychology

Dr. Allen is trying to determine the best method by which to draw a comparison between the amount of time his students spend in the library to the grade point average of his students across the spectrum. Which research design should Dr. Allen follow, and

asked by J.J on April 23, 2013
54. ## Phyics

A cylinder which is in a horizontal position contains an unknown noble gas at 4.63 × 104 Pa and is sealed with a massless piston. The piston is slowly, isobarically moved inward 0.202 m, while 1.95 × 104 J of heat is removed from the gas. If the piston

asked by Erin on August 22, 2015
55. ## physics

a spring balance is tied to a massless inextenxible string a small object of mass 60kg is attached to the hook of the spring balance. this system is now whirled about a vertical axis so that object performs ucm with centripetal

asked by abhijit on January 28, 2015
56. ## physics

A 120 N child is in a swing that is attached to ropes 2.20 m long. Find the gravitational potential energy of the child-Earth system relative to the child's lowest position at the following times. (a) when the ropes are horizontal (b) when the ropes make a

asked by Katie on October 18, 2010
57. ## Physics

Two blocks are arranged at the ends of a massless string as shown in the figure. The system starts from rest. When the 3.21 kg mass has fallen through 0.4 m, its downward speed is 1.27 m/s. The acceleration of gravity is 9.8 m/s2 . 3.21 kg (box hanging

asked by CR on February 20, 2011
58. ## Math

do the following moves in a coordinate system: start at the origin facing in the positive y direction and move 1 unit. For each subsequent move, it is to turn 90 degrees clockwise and go forward 1 unit farther than it went in the previous move. What is the

asked by Ahmed on October 12, 2011
59. ## Physics

The spring of force constant k = 400 N/m is set up horizontally with a 0.300 kg mass attached on it resting on a frictionless table. The mass is pulled so that the spring is stretched 0.100 m from the equilibrium point, and is then released from rest.

asked by HIyas on May 7, 2017
60. ## Educational Technology

Before Katie turns in the paper she typed she wants a peer to review it and give her feedback. Katie uses her all in one printer to scan her edit,prints, and send them to her friend. An all in one printer is (Multiple answers) 1. Input device 2. Output

asked by Sheara on August 4, 2016
61. ## Math

Can someone please help me out with these? What is the rate of inflation of an item with a Consumer Price Index of 246.8 in 1991 and 362.4 in 1992? Round your answer to the nearest tenth. 0.681 0.319 0.468 0.536 Determine the future value of an annuity due

asked by Cathy on November 9, 2009
62. ## History

Can someone check my answers please? (They are at the bottom) 1. Nearly every village in Mecico has a church and a market. The city's public square where the market is held is called a A. Quatro B. Plaza C. Casa D. Squatter 2. To what country does Mexico

asked by CaptainSwan<3 on May 9, 2016
63. ## math

On a coordinate system, the segment joining the points (3,8) and (9,16) has the same midpoint as the line segment joining the points (8,11) and (x,13). What is the value of x? I think x=3

asked by vincent on August 20, 2014
64. ## Math Check

Can someone check my answers? Thanks! Tell whether the system is inconsistent OR dependent. 1.) -7x+6y=-4 14x-12y=8 2.) 3x-y=7 -6x+2y=8 My answers: 1.) inconsistent 2.) Dependent

asked by Fee on March 3, 2015
65. ## Math Help

Are my answers correct? Tell whether the system is inconsistent OR dependent. 1.) -7x+6y=-4 14x-12y=8 2.) 3x-y=7 -6x+2y=8 My answers: 1.) inconsistent 2.) Dependent

asked by Brenna on March 4, 2015
66. ## Math Check

Are my answers correct? Tell whether the system is inconsistent OR dependent. 1.) -7x+6y=-4 14x-12y=8 2.) 3x-y=7 -6x+2y=8 My answers: 1.) inconsistent 2.) Dependent

asked by Brenna on March 4, 2015
67. ## Physics

I have a question about a vector addition problem using the polygon method. Vector 1 has a magnitude of .1 and theta of 30 degrees. Vector 2 has a magnitude of .2 and a theta of 90 degrees. Vector 3 has a magnitude of .3 and a theta of 225 degrees. I'm

asked by Claire on September 29, 2015
68. ## cda

According to the results of a 1971 experiment, children who play together are better able to A. work together. B. argue with each other. C. covertly steal from one another. D. read complex material together. I choose A

asked by Kaleisha on April 5, 2015
69. ## Chemistry

Find the molar concentration of 57.9 g of potassiuum chlorate dissolved in 975 mL of water my work c=nv (57.9/122.55)(975ml) and i got 460 is this correct

asked by Greg on December 16, 2014
70. ## PHYSICS

A CAR IS BEING DRIVEN BY AFORCE OF 2.5*10POWER10N.TRAVELLING AT ACONSTANT SPEED OF 5m/s,IT TAKES 2 MINUTES TO REACH A CERTAIN PLACE.CALCULATE THE WORK DONE.

asked by Anjali on October 29, 2010
71. ## physics

A car of mass 200g moving at 15.0m/s is accelerated to 25.0m/s in a time of 10.0 seconds determine the accelerating force and calculate the work done on the body

asked by emmanuella on November 21, 2014
72. ## Physics

How much work must be performed by a hand or other such agent to move the 8kg block very slowly 10 cm to the right if the attached spring was initally relaxed? Let k = 200 N/m and mK = 0.5.

asked by Tunchiie on October 27, 2017
73. ## english

Either one of them __ enough experience to do the job. Twenty years __ a lot of time in the field, and that’s how long they’ve been doing this work. Which of the following options correctly completes the sentence above? has, are has, is have, are have,

asked by solanch on August 18, 2015
74. ## Health

Why is it important to get the right amount of each vitamin and mineral? Like a general answer? would it be for your body to work properly Minerals help form healthy bones

asked by Amy on October 10, 2010
75. ## english

Fiill in the blank with the correct tense of the verb in the bracket. His hard work----fruit and he wpn the painting competition.(bear)

asked by mimo on November 9, 2008
76. ## Physics

A corvette can go from 0~60 mph in 4.3 seconds. If the mass of the car is 1443 kg how much work is required to complete this task (assuming it is on a horizontal road)?

asked by galina on July 11, 2018
77. ## Math Calc 1 Last question

Find the volume of the solid obtained by rotating the region bounded by the curves y=4x-x^2, y=8x-2x^2 about the line x=-2. I got 256 pi/3 but pretty sure my work is wrong.

asked by Anonymous on December 12, 2012
78. ## physics

calculate the work done on a 1550kg elevator car by its cable to lift it 40 m at constant speed assuming friction average 125 n

asked by Mohanad on March 10, 2014
79. ## science

if a block of mass 2kg slides on an inclined plane making an angle of 60° with the horizontal.Then find work done by force of gravity

asked by AYUSH on November 8, 2016
80. ## economics

It is based on the idea the the velocity of money is constant. Monetarist advocated such a policy in the 1970's and Volcker tried it around 1980 and it a did not work so no one advocates it any more.

asked by eric on February 26, 2010
81. ## chem

What is the frequency of radiation whose wavelength is 26.80 Angstrum ? at first i got 1.000e17 and it was wrong. now i only have 1 more try. i tried it again and got 9.993e16 but i don't want to put it in unless its correct. can you guys check my work?

asked by hannah on January 8, 2011
82. ## Math

I did this problem on a practice test, but the answer isn't in the back of my study guide, although I believe I'm correct. Can someone check my work? Thanks; very appreciated. Find p(-2) if p(x) = 3x^4 + 3x^3 + 7x - 10 3(-2^4) + 3(-2^3) + 7(-2) -10 3(-16)

asked by LovelyLina, on March 25, 2019
83. ## Pre-Calculus

I do not know how to work this problem: Find the area of the region between the graph of y=x^3 and the x-axis from x=1 to x=4. I am also having trouble with: Write -1-i in exponential form. Any help would be greatly appreciated.

asked by Lucy on September 28, 2008
84. ## Math

In a circle O, draw chord AB such that AB = r (r is the radius) find the length of theminor arc AB. (Tried drawing it, and it ended up having a 90 angle but it didn’t work. What do i do?)

asked by Mikey on May 16, 2018
85. ## Pysics science

How much work is done when a bucket of mass 1.5kg with 10g of water in it is pulled up from the bottom of a well 8m deep? Take g=9.8m/s2 (a)100.3j(b)2000.5j(c)901.6j(d)453.7j

asked by Sammmy on April 13, 2015
86. ## research

If you were to design a research study at your work (hospital setting) can you give examples of dependent and independent variables along with any extraneous variable

asked by Christy on April 24, 2008
87. ## physics help

A 1000-kg car moving at 10 m/s brakes to a stop in 5 s. The average braking force is? when i work this out with the formula that you gave me, i get 2525 instead of 2000 N

asked by Soly on October 17, 2007
88. ## science

a 60.0kg boy runs up the stairs of a football stadium to a height of 12m above the ground 15s.what are the work and power student has done

asked by melinda on April 10, 2013

James Baldwin's eloquent, forceful style has given his work its wide recognition... Which of the following statements best summarizes the main idea of the passage?

asked by Anonymous on November 12, 2014
90. ## fractions

usually takes tom 3/4 of an hour to drive to work. one day, due to flooding of the road, it took him 1 1/2 hours longer. how long did the journey take him?

asked by cole on June 12, 2014
91. ## physics

an astronaut is competing in mars olympic game her mass is 50 kg she will drive from tower 17 mm above a pool of water how much work in nj must she do to climb 17m

asked by Anonymous on February 25, 2015
92. ## physics

question # 1 :Estimate the work you do to mow a lawn 13m by 23m with a 60cm wide mower. Assume you push with a force of about 15 N .

asked by kay on May 21, 2012
93. ## science

: how much work is done by 0.020 meters squared of gas if its pressure increases by 2.0 multiplied by 10 to the 5th power Pa and the volume remains constant ?

asked by Chad on February 27, 2013
94. ## Melillo Middle shcool

I need to work up a 5th grade Explorer recruitment Post for my Sicence class on Sir Frances Drake. an you give me information

asked by Roxy on October 5, 2011
95. ## physics help please

question # 1 :Estimate the work you do to mow a lawn 13m by 23m with a 60cm wide mower. Assume you push with a force of about 15 N

asked by kay on May 21, 2012
96. ## social studies 9

Create a dialogue between a Huron chief and a Jesuit missionary in which both present their best arguments for and against allowing the Jesuits stay and work in Huronia.

asked by kim on March 6, 2014
97. ## physics

A cheerleader lifts his 62.2 kg partner straight up oﬀ the ground a distance of 0.89 m before releasing her. The acceleration of gravity is 9.8 m/s 2 . If he does this 19 times, how much work has he done? Answer in units of J

asked by LYNN on September 27, 2012
98. ## mathematical physics

Calculate the work done by a force vector F = y^2z^3i^+2xyz^3j^+3xy^2z^2k^ in moving an object along the path defined by the parametric equation x = t, y = t, z = t between the points A( t =0 ) and B( t = 1).

asked by gourav on March 21, 2015
99. ## health ethics

Paula doesn't want her violent boyfriend to know she's getting an abortion, so she ask her Dr. to send all communications to her to a post office box an to phone her only at work. What should the Dr. do legally?

asked by grid on November 12, 2008
100. ## Algebra

I have to work out this equation for my college paper and I am having trouble understanding graphs, etc. The question is C=200+50 and C=300+25. Can anyone walk me through the steps on how to graph this?

asked by Maggie on August 1, 2011