# 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

92,096 questions, page 460
1. ## Math

What is the rule for the function shown in the table? x: -1 | 0 | 1 | 2 y: -2 | 1 | 4 | 7 A. y= 1/3x + 1 B. y=3x + 1 C. y= 1/3x D. y= 1/3x + 1 Will someone please help and explain how I can work this out. I have trouble with these.

asked by Anonymous on April 29, 2015

Sara purchased a 24 oz tube of toothpaste for \$6.95. What did she pay per ounce WORK THIS OUT THANKS

asked by Melea on February 24, 2010
3. ## Math

Betty is supposed to work the same number of hours each week. One week, she worked 42 hours the first week and 34 hours the second week, how many hours is Betty supposed to work?

asked by Marty on December 13, 2015
4. ## Physics

A force of 40N Will stretch it through 5.0cm and what work will be done in stretching the wire through 5.0M

asked by Moyinoluwa on June 27, 2019
5. ## trig

Prove the identity. (must work with left side) (1-2sin(x)^2)=(cos(x)^2)

asked by mailon on September 4, 2008
6. ## polynomials

can someone please help me with this problem I have to get the sum diff and product I keep trying to work it out but i really think im blowing it. x^3- ¡¼2x¡½^2 + 3x-1 ¡Ã x^2- x+4

asked by Rick on September 21, 2013
7. ## Physica

How much work is done by a person lifting 2 Kg object from a bottom of a well at constant speed of 2 m is

asked by Q16 on July 11, 2012

Underline the form of to do or to have in the sentence. Today, many do their best to learn about Einstein's work. Also, what does the "to do" and the "to have" mean?

asked by David on January 20, 2010
9. ## math

Can you tell me the answer to: 3 1/2 = ______x 4 3/8. I keep coming up with 1 1/4 but it doesnt work out when I multiply it back. HELP!!!!

asked by JESSY on October 28, 2008
10. ## science

asked by donuts and coffee on April 10, 2019

i need help with this quretsion ; i don't know if im right, and i dontknwo what do next question expand and simplfy: 4√7(2√3 + 3√6 - √7) my work = 8√21 + 12√42 -4√49 please help me

asked by priya on October 17, 2010
12. ## Python - Tkinter

how can I make my program to freeze in certain conditions .. unless I click "r" it will continue to work ?

asked by mema on October 27, 2012
13. ## science

name any 10 appliances that work on the concept of latent heat of vaprization and vaporization??

asked by tushar choudhary on June 16, 2012

Critical readers would not ask the same questions of themselves that they ask of the writer's work. true or false thanks!

asked by Michelle on October 10, 2010
15. ## Math

asked by Tika on April 26, 2015
16. ## Science

A 60 kg woman climbs a flight of stairs 5,0 m high how much work is required

asked by Ongezwa on August 7, 2019
17. ## Calculus

Find the interval on which the curve of ∫ 6/(1+2t+t^2) where b=0 and a=x is concave up. Heres my work but im not sure at all g '(x) = 6/(1+2x+x^2) g ''(x) = -(2+2x)/[(1+2x+x^2)^2] upward when g ''(x) > 0. - (2+2x) > 0 x < -1

asked by John on January 19, 2016
18. ## management quality

how do you deal with poor boss behavior when taking all the credit for everyone else's work?

asked by Lisa on August 29, 2011
19. ## Mastersin Education

Select a strategy for building relationships that can be used within an educational or work setting.

asked by Michelle on August 5, 2012
20. ## spanish

please translate these sentences into spanish-: 1.how are you? 2don't disturb me? 3.i want to drink something. 4.oh, i got it. 5. I want to do my work. 6.please be quite.

asked by edward on June 17, 2012
21. ## physics

spring has k=82 N/m use a graph to determine the work needed to stretch it from x= 3.8 cm to x=6.2 cm where x is the displacement

asked by brie on October 20, 2010
22. ## Science

I need some help with knowing that work is not a form of heat. I know this but what I need is evidance. Can someone please explain it to me? THANKS A BUNCH!

asked by Taylor on October 4, 2008
23. ## physics

A crane lifts 1 tonne of concrete through a height of 25 m. How much work does it do? (1 kg has a weight of 9.81 N.)

asked by Mota on January 29, 2010
24. ## Physics

A 74.0 kg firefighter climbs a flight of stairs 12.0 m high. How much work is required?

asked by Luricela on February 13, 2010
25. ## English-Need help quick

Question 2. About how many editors work at a newspaper? (Points : 1) A. one B. dozens C. hundreds D. five

asked by Isabella Perez Pereira on May 28, 2015
26. ## Physics

How much work is required to stop an electron (m = 9.11*10^-31 kg) which is moving with a speed of 1.50×106 m/s?

asked by Emma on November 7, 2010
27. ## Precalc, i really don't get my hw

how do i do this? factor x^4-x^2-20 over real and complex numbers I tried to do synthetic, but it doesnt work.=(

asked by Samya on October 14, 2008
28. ## composition&communication

I have to think of situations that asking a question in my introductory paragraph wouldn't work but I can't think of any, any ideas?

asked by Katelynn on November 1, 2012
29. ## THS

A motor does 25,000 J of work in 250 seconds. What is the power produced?

asked by Sammi on October 13, 2008
30. ## Algebra

There are two similar triangles XYZ, and ABC. If x = 12 and z = 3c, find a. How do I work with that problem when z = 3c?

asked by Milly on November 22, 2010

i need help with this quretsion ; i don't know if im right, and i dontknwo what do next question expand and simplfy: 4√7(2√3 + 3√6 - √7) my work = 8√21 + 12√42 -4√49 please help me

asked by priya on October 17, 2010
32. ## english

What is the epigrammatical style in poetry? And what could be the examples of it in the work of Emily Dickinson?

asked by Rebecca on June 1, 2011
33. ## algebra

Explain how many miles does it takes to get from home to work, with "distance Formulas?'

asked by Toni on August 1, 2011
34. ## math

differentiate y=-4x^2cos x. i need to know the calculation work. (ans: 4x^2sinx - 8xcosx)

asked by elis on July 19, 2011
35. ## physics

how much work is required to give n object 450J of kinetic energy?

asked by lisa on May 31, 2012
36. ## science

the making of plymers is an example of the category of work done by chemists called ______

asked by christina on April 22, 2008
37. ## physics

A 3 kg book is lifted 5 meters above the floor for 250 seconds. What is the work done?

asked by abby on June 11, 2015
38. ## algebra

i need help with the sample work Exponents and Exponential Functions Unit Review

asked by . on April 8, 2019
39. ## physics

how much work is required to give an object 600 J of potential energy?

asked by lisa on May 31, 2012
40. ## physiology

During myasthenia gravis, the body attacks the Ach receptors so they do not work; this could cause?

asked by tt on November 20, 2008
41. ## Physics

if a string has a stiffness of 950nm,what work will be done in extending the spring by 60cm

42. ## History

Can someone recommend me some topics of american women and work between 1600-1935. Thank you

asked by Megan on January 26, 2019
43. ## math

what is the stopping distance of a 3500 lb work truck traveling at 35mph?

asked by Brian on June 19, 2012
44. ## Science

What two words do these letters spell that relates to laboratory work? aaeerrdddugictlysn

asked by Kathy on October 5, 2015
45. ## geography

my home work question is how girls are dis crimenated in india

asked by manshant on July 5, 2008
46. ## chemistry

How do you work out the pKa of a substance from the titration curve that has two equivalence points?

47. ## social studies

economic problems after civil war. How are the people doing all of the work going to be paid and by whom?

asked by nicole on October 18, 2015
48. ## Science

How does water displacement work when finding the volume of an irregular object?

asked by Nikki on October 9, 2013
49. ## accounting

what is the proper sequence for end of the month work with combination journal

asked by Anonymous on May 25, 2008
50. ## Math - # theory

1.8984375 E-20 is on a calculator. What is the 20th digit to the right of the decimal. I need to know how to work it, not the answer.

asked by Carrie on March 9, 2010

wat work can i do when i do this suaject acconting.business.mathematics nd tourism

asked by tumelo lepedi on January 23, 2014
52. ## math

Hi guys I just need to simplify this equation and I keep eliminating all x's so I don't know if that is possible. Let me know if i'm right or were I went wrong...my work is below (2/x+2)-(x/x-2)+1 2(x-2)-(x)(x+2)+1(x+2)(x-2) 2x-4-x^2-2x+x^2-2x+2x+4 -4

asked by Patty on September 10, 2012
53. ## Idk

For whom do members of the JVC Work?(help its for church homework and it says for a part to look it up in the Internet)

asked by Splat on October 10, 2015
54. ## physics

what device could use th earth's magnetic felds to produce energy and how it would work?

asked by mary on October 12, 2012
55. ## art

what type of drawing would this artist benifit from including in her portfolio of work

asked by Tyric on December 16, 2015
56. ## English

what are two important influences on langston hughes. how did these things affect his work?

asked by Antuan on November 15, 2010
57. ## writing

How can you get better help from peer reviews?A. write better essays B. work as a team C. ask questions

asked by karli on August 21, 2013
58. ## Art

ART what characteristic of the work is being described? a.aesthetics b.critique c.heritage d.culture

59. ## PIs 267

How much work is need to raise a 110 kg loag of bricks 12m above the ground

asked by Rose on September 29, 2010
60. ## physical

how much work is done on a pumpkin wit a (force)of 16n when u lift it 15 meter?

asked by drhyana on October 8, 2016
61. ## physics

How much work in joules must be done to stop a 5000 kg car traveling at 120 km/hr?

asked by alex on October 25, 2011
62. ## Algebra

Given l3 is parallel to l4, if l4 has no slope, find the equation of l3 if (5,-3) lies on l3. my work: L3: y=mx+b L3: y=0(5)-3 y=-3 What did I do wrong??

asked by Anonymous on March 4, 2015
63. ## Science

The work required to be done to stop a car of 1500 kg moving at a velocity of 60 km/h is?

asked by Shubham on December 21, 2014
64. ## 5th grade math (dividing fractions)

Can you check this problem? How many twelfths are in one sixth? work: 1/6 divided by 1/12 = 1/6 * 12/1 = 2 ans= 2

asked by Alex on May 13, 2013
65. ## chemistry

showing your work convert R=0.08206 atm dm^3 mol^-1 k^-1 to jmol^-1 k^-1

asked by john oche on May 18, 2017
66. ## Geometry

Does SSSS postulate work as a congruence theorem for quadrilaterals? Explain.

asked by Victoria on December 2, 2012
67. ## kv no 1

what is measure of work done in lifting a bucket containing water of 5kgs from a 10metre well

asked by shyamala on June 25, 2010
68. ## mathematics

Find showing all the work,the formula for the nth term of sequence 2,5,10,17,26

asked by Mwalimu on January 13, 2017
69. ## artist

Who influenced George Braque with his work. Anyone know any sites to help me? Thankyou. Liz

asked by Liz on July 3, 2009

explain how your circulatory and immune systems work together to keep you healthy. Pleaseeeee help!!!!!!!!!!!!!!!!!!!!!!!!!!!!

asked by Yellow on March 9, 2015
71. ## Health Science

What would be some examples of dilemmas which affect the health promoting work of the podiatrist?

asked by Caroline on January 13, 2012
72. ## physics

Caculate the work done when a force of 20N strecthes a spring by 50mm

asked by Anonymous on May 10, 2013
73. ## science

a 49 newton rockis lifted 2meters in 5 seconds How much work is done? b what power is used?

asked by Barb on October 24, 2009
74. ## english 4

what is Austen's tone in "On a Marriage Proposal"? I think its unambiguous and comforting. Would those work?

asked by caleb on May 2, 2017
75. ## math

The Pythagorean Theorem will work for any type of triangle. TRUE or FALSE?

asked by Scarlett on April 28, 2011
76. ## Physics

If a car delivers 76.2 hp of power, how much time will it take for the engine to do 5.78e5 J of work?

asked by Anonymous on April 18, 2012
77. ## Accounting

How do you determine the ending work in process inventory, in cost accounting

asked by Fred on June 27, 2009

How can hardware,software,and the user of a computer work together to complete a task?

asked by Anonymous on April 26, 2010
79. ## Chemistry

Calculate the work done when 36.0 g of tin dissolves in excess acid at 1.00 atm and 30.1 C.

asked by Ennaliea on December 19, 2016
80. ## physics

How far (in meters) must a 800 kg pile driver fall, if it is to do 18000 J of work?

asked by danielle on October 24, 2011
81. ## physics

the kilowatt-hour is a unit of: force, work, power, or time?

asked by Nilan on February 19, 2011
82. ## English/grammar

All of your hard work and dedication has molded you into an amazing young lady. or All of your hard work and dedication have molded you into an amazing young lady.

asked by Suzanne on January 4, 2015
83. ## automotive repair nd maintenance

how does the two stroke internal combustion engine work...plz explain it....

asked by lee on March 7, 2013
84. ## english

how can you resolve cultural bias of staff members in the work place

asked by nicole on February 16, 2012
85. ## algebra 1

the difference between 2x2+4xy-3 and x2-2xy-4 is I will be happy to critique your work on this.

asked by kim on April 4, 2007
86. ## Help! Algebra 1

Factor completely. 32a^2+96a+72 I tried to work it our but I can't seem to get the correct answer. Thanks!

asked by Claritza on April 8, 2016
87. ## physics

Consider a drop of mass 1g falling from a height 1km.what is work done by gravity?

asked by Swati on May 26, 2017
88. ## Algebra 1-HELP!

Factor completely. 32a^2+96a+72 I tried to work it our but I can't seem to get the correct answer. Thanks!

asked by Claritza on April 8, 2016
89. ## math

At a fair 3/8 of the student work was projects and 20 were crafts. How many students were involved?

asked by TrevDog on April 17, 2012
90. ## math

Without a calculator, find the exact value of csc20° − cot 40° , showing work.

asked by suvaion on February 16, 2012

y=1/4x-1 1/2y=x-2 2x+3y=3 3y=5-2x 4x-y=3 4x=y=1 I don't understand this can someone please help me! This is Systems of Equations please work out the problem and explain it how to do it.

asked by Austin on February 16, 2012
92. ## math

how many hours must darcey work at \$13.50per hour to earn \$472.50=

asked by courtney on November 7, 2007
93. ## College Physics

What is the work required to move a proton 1 cm along the 7 volt equipotential line?

asked by Shell on September 19, 2010
94. ## Physics

A 3200 lb car traveling at 30 mi/hr speeds up to 60 mi/hr. How much useful work was supplied by the engine?

asked by Reed on March 18, 2016
95. ## MATH FOR PROFESSIONALS

DISCUSS OPTIONS FOR OBTAINING A HOME LOAN AND HOW MORTAGES WORK

asked by RONDA on May 2, 2011
96. ## physics

How do i find the mass of an object if it took 270 J of work to move it 15 meters?

asked by Anonymous on January 24, 2013
97. ## Math

What's the function? x= 2, y=14 x=10, y=54 x=8, y=44 x=?, y=34 x=?, y=104 x=?, y=31 I thought it was multiply by 5, add 4 but that won't work for the last one where y=31. Help!

asked by David on February 27, 2011
98. ## u.s. history

what did thomas jefferson mean when he said the missouri compromise was like a firebell in the night? did he mean that it was never going to work or something like that?

asked by Jimmy on October 2, 2007
99. ## Physics

How much work must be done to accelerate an 8x105 kg train: a) from 10 m/s to 15 m/s; b) from 15 m/s to 20 m/s; c) to a stop an initial speed of 20 m/s?

asked by Lesley on February 27, 2011
100. ## Chemistry

Hi I need help with another balancing oxidation-reduction reaction: Cu(s) + Ag^1+(aq) → Cu^2+(aq) + Ag(s) My work: Cu (s) --> Cu^2+ (aq) + 2e- 2 [1e +Ag^1+ (aq) --> Ag(s)] Cu(s) + 2 Ag(aq) --> Cu (aq) + 2 Ag (s) Is this right? And I need help with this

asked by Anonymous on May 16, 2010