# 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 52
1. ## Geog

if the temperature at sea level is 70 degree F , according to the normal of average lapse rate of 3.6 degree F/1000', the temperature at 10,000' would be what? show work plz Please note that we don't do students' homework for them. Once YOU have come up

asked by matt on March 22, 2007
2. ## grammar

Diagram the simple subject, the simple predicate, and the direct object of each sentence. Diagram any indirect object as well. 1. People solve problems every day. People/solve/problems 2. A computer will provide answers. Computer/will/provide 3. Anidea

asked by TiffanyJ on December 9, 2010
3. ## MATH,HELP

Can someone show me how to even do this problem. Find all positive values for K for which each of the following can be factored. x^2 + x - k News flash: It can be factored with any term (although the roots may not be real roots). Now if you mean factored

asked by jasmine20 on February 9, 2007

BACKGROUND: Ten years ago, I started working as a clerk for DMD Medical Supplies. Six months ago, Liz, the human resources director, promoted me to office manager. I manage two employees: Jack and Ruth. My office provides secretarial support for the four

asked by Kayla on March 29, 2012
5. ## Chemistry

You have 3.00 L of a 2.37 M solution of NaCl(aq) called solution A. You also have 2.00 L of a 2.00 M solution of AgNO3(aq) called solution B. You mix these solutions together, making solution C. Calculate the concentration (in M) of Na+ ions in solution C.

asked by tina on May 6, 2011
6. ## chemistry

Calculate the percent ionization of a 0.15 formic acid solution in a solution containing 0.11 potassium formate. I have the formic acid Ka=1.8 *10^-4 When I solve for "x" I'm getting 1.1.44*10^-2 When I plug that into equation (x/0.15-x)*100, I'm getting

asked by redgy on March 31, 2011
7. ## math

A manufacturing company manufactures a cardboard box with a square base and a height of 15 inches. Suppose the equation 2 x x 60 7,200 0 can be used to find the length and width of the base of the box, each measuring x inches. Use the zero product property

asked by crissy on April 7, 2016
8. ## Chemistry

What is the change in internal energy of a system that does 7.02 kj of work and absorbs 888 j of heat?

asked by Grace Peterson on October 26, 2013
9. ## physics

Through the process of doing work, what allows energy to move between the external world and the system? the result of what???

asked by Annie on February 20, 2011
10. ## Chemistry

How much work must be done on a system to decrease its volume from 14.0 L to 5.0 L by exerting a constant pressure of 4.0 atm?

asked by Anonymous on October 22, 2014
11. ## American history

How did Andrew Jacksons supporters work to make the political system more democratic ?

asked by Brandi on May 20, 2018
12. ## Science

A group of parts that work together is called. A. Technology B. Process. C. System. D. Feedback I think its C?

asked by John on September 20, 2016
13. ## Civics

How does our government's system of checks and balances affect the work of interest groups?

asked by Tara on March 25, 2009

Of the note-taking skills, why would the L-Star system work better for someone if that's how they choose to take notes?

asked by lynne on February 15, 2010
15. ## Calculus

An important problem in mathematics is that of root finding: that is, given a function f (x), finding any roots of f in an interval. Exact methods exist for many functions: • In the case of a linear function f (x) = ax + b, this is easy. – If a ≠ 0,

asked by Kim on May 3, 2012
16. ## math

I tried everthing but,I couldn't solve it. Please help me.the answer at the back is 40960.13 question: solve for x and check your solution. logx/log2 + logx/log4 + logx/log8 + logx/log16 = 25 THANK YOU FOR YOUR KIND HELP!!!!

asked by priya on June 2, 2011
17. ## algebra

solve 4^3x-4=32^x+2 Please help! Do you mean 4^(3x) -4 = 32^x +2 ? yes If that is really what you mean, I cannot get a closed-form solution for you. You would have to solve it by trial-and-error or graphical means. If, on the other hand, you mean

asked by dee on November 26, 2006
18. ## finance

Century Corporation uses a continuous billing system that results in average dialy receipts of \$600,000. The company treasurer estimates that a proposed lock-box system could reduce its collection time by 2 days. a. How much cash would the lock-box system

asked by Nikki on January 19, 2010
19. ## chem1A

Balance the following oxidation-reduction reactions, which occur in acidic solution, using the half-reaction method. (Use the lowest possible coefficients. Include states-of-matter under the given conditions in your answer.) (b) Cr2O72-(aq) + Cl ‾(aq)

asked by Anonymous on November 4, 2012
20. ## CHEM 1A

Balance the following oxidation-reduction reactions, which occur in acidic solution, using the half-reaction method. (Use the lowest possible coefficients. Include states-of-matter under the given conditions in your answer.) Br ‾(aq) + MnO4‾(aq) →

asked by Anonymous on November 4, 2012
21. ## CHEM 1A

Balance the following oxidation-reduction reactions, which occur in acidic solution, using the half-reaction method. (Use the lowest possible coefficients. Include states-of-matter under the given conditions in your answer. H3AsO4(aq) + Zn(s) → AsH3(g) +

asked by Anonymous on November 4, 2012
22. ## AP Physics

I'm trying to derive the formula v^2 = v0^2 + 2a(x-x0) were zeros are subscripts my book tells me to derive it this way use the definition of average velocity to derive a formula for x use the formula for average velocity when constant acceleration is

asked by AP Physics on June 18, 2009
23. ## algebra

solve the equation. Enter the answer as a comma-separated list. if there is no real solution, enter no real solution. x upper 2 - 10x+20=0

asked by Mary on April 24, 2014
24. ## Math

Find the exact solution, using common logarithms, and a two-decimal-place approximation of each solution. log(7x + 4) = 2 + log(2x − 3) Solve the equation. log(x^3) = (log x)^2

asked by Eric on April 24, 2013
25. ## Calculus

Launching a missile to hit a target 100 miles away. Determine the launch speed of the missile along with the angle at which it's to be fired. Also, show your work and one of the angle that will work. Finally, assume that the only force acting on the

asked by James on July 7, 2016
26. ## Algebra

show me the steps to solve: z-5-7(z-3)+3(5z+1)

asked by Winona on November 19, 2010
27. ## algebra

solve for y and x 2x+4y=8 show steps

asked by Jackie on August 24, 2010
28. ## algebra

solve for y and x show steps 4x+4y=7

asked by Jackie on August 24, 2010
29. ## algebra

solve for y and x, please show steps 3x+3y=9

asked by Jackie on August 24, 2010
30. ## math

can you solve and show me the steps? 3(x-1)2=27

asked by kelley on August 24, 2016
31. ## math

Show that 4/2^x = 2^2-x and hence or otherwise solve for x in the equation 2^x +2^x-2 =5

asked by lindsay on July 29, 2014
32. ## Mathematics

asked by James on December 13, 2015
33. ## math

n=1/a-1/b solve for b please show all steps

asked by craig on September 16, 2010
34. ## Math

Solve: (x+5 1/2)0.75=5/8 Please show all steps

asked by Kayla on November 18, 2015
35. ## solving exponential functions

solve: 2^7-x = 1/2 *show all steps please !

asked by jamie on December 3, 2014

8^(2)+9(12÷3×2)-7 Solve And show steps

37. ## Algebra

5-x/x^2-8x+15. can you show steps on how to solve this? thank you.

asked by Aasthaaaaa on May 15, 2010
38. ## Math

Can someone show me the steps for how to solve: 1.) f(x) = 4x^4 -3x^3 +2x^2 +x-3 2.) f(x) = x^3 - 2x^2 -5x +6 3.) f(x) = -3x^3 -2x^2 + x -1 Thank you so much :)

asked by Rose on September 8, 2012
39. ## Math step by step?

Solve for t. Show all steps. t over 5= 8 T= 40? I think.

asked by Anonymous on October 23, 2014
40. ## hw help ASAP

8.00in^3 to ml please show me how to solve this

asked by bb222 on September 19, 2011
41. ## asap math

Solve for y. Show all steps. y over 4≤ –16

asked by Anonymous on October 23, 2014
42. ## Math - Algegra

6-6x+7+3x+4x-5=2-4*3 solve and show steps

asked by Dianne on January 12, 2016
43. ## Math

Please show me how to solve 32 yd/min = __ in./s

asked by Katelyn on January 28, 2014
44. ## Math

How do you solve for r, please show steps (r-2)^2 + (8 - r)^2 = (r + 2)^2

asked by Loki on August 9, 2013
45. ## Math(algebra)

asked by Kim on September 27, 2008
46. ## Math

Solve 2/3(6x+30) = x+5(x+4)-2x and please show me the steps?

asked by HELPP!!! on January 10, 2013
47. ## Math question?

Solve for t. Show all steps. t over 5= 8

asked by Anonymous on October 23, 2014
48. ## math

solve and show how it explained 5n+10+1-3n

asked by june on March 21, 2011
49. ## ALGEBRA

Solve (x-1)^2 = 16 show steps

asked by Matt on December 12, 2011

0>x^2 +5x -2 Can someone help me solve for x and show me the steps please

51. ## Math question

can you show me how to solve and graph this? -27>3t

asked by Princess Anna on January 7, 2014
52. ## math

Can you show me how to solve this using logarithims? thank you 3e^-3x = 10.21 for x.

asked by toni on March 24, 2013
53. ## Algebra

Solve (x-1)^2 = 16 please show steps

asked by Matt on December 13, 2011
54. ## algebra

Can you show me how to solve this problem? 5y + 4y ¡Ü -54

asked by Casey on March 14, 2008
55. ## Precal

Solve for x and show the steps 1. 3^(x+1) =9^5x 2. 3^(5x)9^(x^2) =27

asked by Anonymous on April 5, 2015
56. ## Finance

Can you show how to solve 1.8667 = (1+r)^5

asked by Edward on October 27, 2011
57. ## math

could you please solve and show steps for: 24-8/4*2+4(3)

asked by Julie on December 7, 2011
58. ## Algebra

solve and show steps 6=x+2/3

asked by Paula on September 13, 2014
59. ## Algebra

could you show me how to solve for x it is killing me y/x^2 = b/(a-x)^2

asked by Algebra on September 13, 2009
60. ## math

2.0*10^-19 = x(3x)^3 solve for x and show working

asked by JIM on March 12, 2012
61. ## algebra 2

how do you solve 2x-y=7 -x+2y=-5 please show how you got this problem ! Thank you

asked by deanae on November 21, 2011
62. ## math

y/4 divided by 1/4 1,y,4y, or 4 cn you show how to solve?

asked by Katt<3Bobby on January 7, 2015
63. ## math

could you please solve and show steps for: 24-8/4*2+4(3)

asked by Julie on December 7, 2011
64. ## math

can any one show me how to solve this problem 12 -(1/2 + 2/3)

asked by lynn lowe on November 1, 2017
65. ## Mathematics

Solve: 4^(x-6)=2^(3x) show all workings.

asked by James on December 13, 2015
66. ## Math

asked by Lisa on February 13, 2012
67. ## pH- really hard one

What is the pH of the solution created by combining 1.00 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00 mL of the 0.10 M HC2H3O2(aq)? NaOH + HCl ==> NaCl + H2O So all the NaOH is neutralized leaving NaCl, which will not affect the

asked by Christine on April 15, 2007
68. ## Math

Four classmates are comparing the number of pages that they have read in a novel assigned for their language-arts class. Ken has read twice as many pages as Jenny. Alicia has read 18 pages more than Jenny and 11 pages more than Mark. Mark has read 38

asked by Dar on April 18, 2013
69. ## Algebra

Can someone please help solve this? Solve by using addition or substitution or addition. 10x+2y=7 y=-5x+3 the answer my got was x=11/10 y=-2 My teacher said that was wrong. Never mind this post I found out how to solve it. Try substitution. 10 x + 2(-5x

asked by jessica on May 9, 2007

Write a complete Main method that prints Hello, world to the screen. I have tried: MsgBox("Hello, World!") Console.WriteLine("Hello, world") MessageBox.Show("Hello, world") Almost every way that seems correct. Please help me.

asked by Gretchen on June 1, 2014
71. ## maths

If a spherical medicine with radius R is broken down into 1000 spherical small tablets then the surface area of original medicine will become ----------times. Please show method how to do

asked by sanjay on December 16, 2016
72. ## Mat 117

•I am having trouble figuring out this question. Why is (3x + 5) (x - 2) + (2x - 3) (x - 2) not in factored form? Show specifically how to find the correct final factored form. What is this factoring method called? Please help. Thank you.

asked by G on May 23, 2011
73. ## Algebra

4) The line with slope 6/5 , going through (0, 2). Write equation in Slope Intercept Form. I am new to this so can you show me a step by step method of solving this problem so i can use it as a practice template.

asked by Michael on September 13, 2017
74. ## chemistry Damon check my calculation

25g of a sample of ferrous sulphate was dissolved in water containing dilute h2s04 and the volume made up to one litre. 25ml of this solution required 20ml of this solution required 20ml of n/10 kmn04 solution for complete oxidation. Calculate the

asked by Fai on January 4, 2014
75. ## Software Architecture

Software development is iterative task which aims to provide quality solution to end users according to their needs. This job is tedious and requires continuous brainstorming and adopting best practices of software engineering. The foundation for any

asked by Learner on July 9, 2019
76. ## Chemistry

1.In a titration, 50.0 mL of an acetic acid solution required 20.0 mL of a standard solution of 0.200 mol/L NaOH(aq). The concentration of the acetic acid solution is a. 0.08 mol/L. b. 0.50 mol/L. c. 0.05 mol/L. d. 1.0 mol/L. e. 0.30 mol/L. How do I solve

asked by Anonymous on January 16, 2018
77. ## English

Question 4 (multiple choice) A system that does not allow a worker to fail will not _________________ . be sued allow a worker to succeed fail as a system C? Question 5 (multiple choice) An apprentice is a worker who ____________________ . can't be trusted

asked by Bri on November 20, 2017
78. ## Math

h(x) = log (6x+5/7x-4) Find a formula for the inverse function h^-1(x) h^-1(x) = My work so far h(x) = log(6x+5/7x-4) y=log(6x+5/7x-4) x=log(6y+5/7y-4) 7xy-4x= log(6y+5) how would I solve from here. Would I solve for y then do the natural log of both sides

asked by Sarah on November 21, 2014
79. ## algebra

Write and solve a system of equations to solve the problem. At a film festival, Film A is 4 times as long as Film B. Together, the films are 160 min long. How long is each film?

asked by nae on January 25, 2015
80. ## Algebra I

Write and solve a system of equations to solve the problem. At a film festival, Film A is 4 times as long as Film B. Together, the films are 160 min long. How long is each film?

asked by Anonymous on January 26, 2015
81. ## arithmetic

a stock clerk had 600 pads on hand. He then issued 3/8 of his supply of pads to division X,1/4 to division Y and 1/6 to division Z. The number of pads remaining in stock is? I don't get how to solve this problem. In arithmetic problems, the word "of"

asked by chrissy on July 28, 2007
82. ## calculus

How do I solve this using the TERM BY TERM method? If f(x)= (2x^2 - 5x - 3) / (3-x) find f'(-8).

asked by superdiver on October 2, 2012
83. ## math

Use algebraic method to solve line 1 x+4y=14 line a 3x+2y=12

asked by Abel on August 21, 2011
84. ## calculus

How do I solve this using the TERM BY TERM method? If f(x)= (2x^2 - 5x - 3) / (3-x) find f'(-8).

asked by Esther on October 2, 2012
85. ## Biotechnology

I need a couple of ideas. For the project we are supposed to test out an idea for biotechnology product that is innovative. However, it's just 2 pages, meaning that we can't "develop" something and thus it can include a lot of assumptions. Our choices

asked by Alex on October 31, 2009
86. ## Physics

I have no idea!!! A river flows due south with a speed of 2.30 m/s. A man steers a motorboat across the river; his velocity relative to the water is 4.50 m/s due east. The river is 900 m wide. In which direction should the motorboat head in order to reach

asked by JC on September 18, 2006
87. ## Math(about to fail because of this question)

Can someone please help me with this? And show all work for me? I don't understand and I'm about to fail school over this question. Please help. 3y = 2x + 12 I need the X-Intercept for it. Won't setting y = 0 and solve for x get it? Check my thinking. I

asked by Austin on May 25, 2007
88. ## Physics-please check my work

Can you check my work please? true/false 1.) force is a scalar quantity: *FALSE 2.) the object on which a force acts is called the system: *TRUE 3.)The specific, indentifiable cause of a force is called the system: *FALSE 4.) A force can not exist without

asked by Gavin on December 11, 2012
89. ## Calculus

asked by Brett on November 6, 2011
90. ## Math

Add the following. 2/6 + 3/5 + 2/5 + 4/8 + 4/6 =? Please show all the work.

asked by Kalelha on March 10, 2015
91. ## fractions

What is the quotient of 5/22 and 6/11 ? please show work

asked by Anonymous on May 30, 2012
92. ## Math - Urgent

3-2/9b=1/3b-7 What does b equal? Please show all work.

asked by Sarah on October 22, 2013
93. ## math refreshers

show work please 6/25 divided by (-3/5) =?

asked by lily on August 20, 2012
94. ## Algerbra

Combine and show all work please 3/2y+2/y-1-2/y

asked by Melissa on November 24, 2012
95. ## Math

asked by Student on February 22, 2016
96. ## Finite Math

Can someone please help me. I am not sure to work the following matrices. If A^4 = -3 4 -4 5 and A^5= 4 -5 5 -6 What is A? Can you show me how you got this? Thank you so much ;)

asked by Katy on July 21, 2015
97. ## pre algebra

11 - 8 ÷ (1/3 + 1/5) Please show work I am stuck. Thank you

asked by toni on June 17, 2012
98. ## equation

4x + 3(29-x) = 100 please show work

asked by tom on April 3, 2012