# 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

91,330 questions, page 322-
## gcu

Show that 9300 cal is required to change 15 g of 20° C water to 100° C steam.

*asked by denise on September 14, 2014* -
## Algebra

A. Tell whether x and y show direct variation. Explain your reasoning. 1. x = y - 2 / 9 2. 5x - 3y = 0 My answer: Yes because 5 and 3 pass through the origin (0).

*asked by Faye on May 19, 2015* -
## Math

Helping 3rd grade granddaughter and I am lost What property does this show? ****=* * * * This is all that is shown

*asked by Karen on February 9, 2015* -
## Math

On five science tests, Jameel scored 90, 92, 88, 98, 92. What is his average score? show how you got your answer.

*asked by Anonymous on February 19, 2014* -
## calculus

writing an exponential equation The function gives the value of a home in dollars in the year 1980 + t. Write an equation that can be used to determine the year in which the value of the home reached $100,000? Use ^ to denote an exponent. Do not solve the

*asked by Joshua on September 5, 2006* -
## chemistry

I am unsure about balancing equation I would like for someone to let me know if I am working this out correctly? I have to write a balanced equation for the reaction when solid magnesium is added to a solution of lead(ii)nitrate, solid lead forms and the

*asked by jazz on April 14, 2014* -
## psychology

I chose the answer that I believe to be correct. I need help from an expert to indicate if the answers that I chose are right or wrong answers and indicate the correct letter or answer needed. Question 1 1. Dr. Jones encountered a problem with a new client

*asked by Sharon on October 15, 2014* -
## Accounting

Hanover Corp. obtained the following information from its absorption costing accounting records: Operating Income = $24,000 Total Product Costs Incurred During The Period = $16,000 Value of Beginning Work-In-Process and Finished Goods Inventories = $0

*asked by Serenity on November 3, 2014* -
## Science

1) You have been collecting data to determine the average monthly temperature for a particular year. You have 30 samples recorded in degrees Celsius each month. You want to show temperature trends over the entire year. What would be the BEST way to

*asked by Love WINS on April 28, 2019* -
## math

Vanessa typically works 8 hours per day in a normal 5 day work week. Last week, however, Vanessa had to take 90 minutes off on Tuesday, 45 minutes off on Thursday, and she left two and a half hours early on Friday. How many hours did Vanessa work last

*asked by p on November 24, 2013* -
## Functions

f(x) = 1/(1−x) is given. From this we produce two new functions: g(x) = f(f(x)) and h(x) = f(g(x)). (a) For which values of x is f(x) undeﬁned? (b) Find a formula for g(x), and simplify it. (c) For which values of x is g(x) undeﬁned? (d) Find a

*asked by Mr Homie on May 4, 2016* -
## memo or letter

informative message that tells one of your colleagues at work or one of your friends how to enroll at school. which woul dbe the best way to send it I am thinking a memo am I wrong yep I think that is correct! yep I think that is correct! What is wrong

*asked by april on August 3, 2006* -
## English

1) 2025 is it only two thousand and twenty-five or could you also say twenty twenty-five? 2) in 2000 (is in two thousand/in the year two thousand) 3) How many films did he appear in? Or In how many films did he appear? 4) Which part did film director..

*asked by Franco on January 4, 2010* -
## English

Help with Analogies and suggest me other ways to write them please. Thanks 1)Smart people keep quiet about what they know, but stupid people advertise their ignorance.Changed into:Good drivers are hindered to show their driving skills, while reckless

*asked by Angelina on October 5, 2010* -
## English

Need help with Analogies and suggest me other ways to write them please. Thank you for the help. 1)Smart people keep quiet about what they know, but stupid people advertise their ignorance.Changed into:Good drivers are hindered to show their driving

*asked by Angelina on October 4, 2010* -
## java/programming

Write a class called PocketChange that models a handful of change you might find in your pocket. The class has the following specifications: • Instance Variables - all instance variables are private! - int toonies - the number of toonies in the user's

*asked by Anonymous on December 6, 2018* -
## Math

Hi Ms. Sue can you let me know if my answers are right? Anyone who can help check my answers will be greatly appreciated! Thank you! My answers are the ones with the *** after them. 1. –9x – 5 = –95 a. 17 b. 11 *** c. 10 d. –10 2. w over four – 4

*asked by BlueSkies on January 18, 2015* -
## chemistry

Balance the following reactions using the non-traditional method of balancing redox Nickel(II) hydroxide + oxygen = Nickel(III) hydroxide Copper(I) hydroxide + oxygen = Copper(II) hydroxide

*asked by Nicole on May 8, 2015* -
## Physics

I have been working on this problem all day and i just cant get the answer. Please help I would really appretiate it. The position of a 230 g object is given (in meters) by x = 4.9t^3 - 8.0t^2 - 44t, where t is in seconds. 1. Determine the net rate of work

*asked by Mandy on April 1, 2011* -
## QSO 510

Problem 1 Adele Weiss manages the campus flower shop. Flowers must be ordered three days in advance from her supplier in Mexico. Advance sales are so small that Weiss has no way to estimate the demand for the red roses. She buys roses for $15 per dozen and

*asked by Anonymous on March 12, 2013* -
## Physics, please help

Hello, I don't know how about to answering this question: work out the problem of a ball of mass m that falls a distance h from rest. It hits the floor and rebounds to its starting height. (a) What total time ie required for the motion? (Neglect the time

*asked by amber on October 31, 2006* -
## Algebra II

Our current assignment is to find the LCM, Least Common Multiple of two polynomials. I think I'm doing it right but I'm not quite sure. For the first question: 2t^2+t-3, 2t^2+5t+3 I have 2t^2+t+3 as the LCM. Is this correct or can somebody step me through

*asked by Dave on February 15, 2007* -
## Algebra2

Does |x^2-3x+3|=3 have a solution?

*asked by Unknown. on August 17, 2012* -
## math

-8y+3(g+h) - -5y-4(g+h) With solution please. Thank you!

*asked by Adelaine on September 26, 2017* -
## Algebra

x^t+2 / x^t Would the solution be x^2?

*asked by on December 16, 2009* -
## algerbra

-2/5x=8/35 What does the solution x =

*asked by renee on April 7, 2010* -
## chemistry

If the pH of a particular solution is 2.08, then the [OH -] must be:

*asked by Anonymous on December 5, 2011* -
## Math

What is the solution of −23 a + 4 > –8?

*asked by Linda on March 7, 2016* -
## Algebra

Which of following is a solution to x^3=8 24, 5, 2.73 or 2?

*asked by Anonymous on April 28, 2014* -
## algebra

7/2x+1/2x=3x+5/7+7/2x the solution is x = ?

*asked by Sumayyah on December 18, 2008* -
## science

what is one example of a solution?

*asked by marcus on August 20, 2008* -
## algebra

what is the solution to 8/9(b-72)

*asked by C on April 14, 2008* -
## algebra

y -3 >-20 The solution is {y|y> ? }

*asked by Need help on September 12, 2009* -
## algebra

is -3.5 a solution ? x >_ 6

*asked by Anonymous on October 7, 2009* -
## Math

What is the solution to m+(-13)=-18 A.M=28 B.M=5 C.M=-5 D.M=-28

*asked by Caylee on September 21, 2015* -
## algebra

The solution to this i believe is no solution need help. -2x+2>-2x-3

*asked by Richard on February 19, 2012* -
## chemistry

What is the pH of a solution if [H+] = 2.3 x 10–5 M?

*asked by Anonymous on May 4, 2014* -
## algebra

8x-(3x=17)=13 solution for x

*asked by Anonymous on July 22, 2009* -
## algebra

-2 x 7 = -3 + t + 24 solution?

*asked by lauren on April 27, 2009* -
## Algebra

[2x-12]/[3x-6] * [x^2-4]/[x^2-36] * [3x+18]/[4x+8] Would the solution be (x-4) over 2(x-2)(x+2)?

*asked by Anonymous on September 24, 2009* -
## Math (Check answers)

what is the solution to m+(-10)=-33 a.m=-33 b.m=-23** c.m=23 d.m=33

*asked by mynamejeff on October 26, 2017* -
## math

2x=0 is that no solution or what can i further do?

*asked by ann on May 5, 2008* -
## Math

The solution of d+s>−3 is d>−7. What is the value of s?

*asked by Madeline on November 10, 2016* -
## math

What is solution 5q =-75? I think it is -15

*asked by Lost on September 1, 2015* -
## AP Chemistry

The pH of a solution of Sr(OH)2 is 12.42. What is its (OH^-)

*asked by Lizzy on January 9, 2013* -
## Math

What is the solution to x + 4 = 12?

*asked by Oh dang on September 6, 2018* -
## Algebra 2

Is the solution to 0 ≤ |4u - 7| u ≥ 7/4?

*asked by Anna on September 18, 2010* -
## Math help

-7x+2y=13 -14+4y=26 Is this no solution? (0,0)

*asked by Anonymous on January 27, 2014* -
## precalcus will someone check my homework

f(3)=-3/8 and (f-2)=-12 MY SOLUTION F(-2)=ab^-2 = -12 F( 3)=ab^ 3 = -3/8 b^5 = 12 * 3/8 = 32 b=2 12 = a(2)^2 12 = 4a a =3 f(x)=3(2)^x

*asked by luckybee on March 3, 2012* -
## math problem

is (-4, 7) a solution of 6x -5y = -2

*asked by Lavern on January 20, 2012* -
## Algebra Please help

what is the solution to 3x^2+3x-5=0

*asked by the world forgot on November 2, 2017* -
## algebra

is (-4,7) a solution of 9x-7y=9

*asked by joann on January 8, 2011* -
## pre-algebra

is (-1, 5) a solution to 2 x = y - 7 and 2 y = - x + 9

*asked by Michael on May 24, 2016* -
## Math

8x - (6x + 8) =6 The solution is x =

*asked by christy on July 9, 2010* -
## Math

|y + 4| < 1 A. -5 < y < -3 B. -3 < y < 5 C. -4 < y < 1 D. 1 < y < 4 A |2t| - 5 = 7 A. t = 1 or -1 B. t = 6 or -6 C. t = 10 or -10 D. t = 12 or -12 B |a| - 3/4 = -5/8 A. 1/8 or -1/8 B. 7/8 or -7/8 C. 1 3/8 or -1 3/8 D. no solution A

*asked by Anonymous on October 18, 2013* -
## algebra

y=-x-9 what is the solution

*asked by bianca, pleeease help i'm lost on March 17, 2011* -
## Algebra readiness ( pre algebra)

what is the solution to q+ (-9) =12?

*asked by NARUTO on September 23, 2017* -
## Algebra

x^t+2 / x^t Would the solution be x^2?

*asked by Anonymous on December 17, 2009* -
## Math

is (0,3) a solution y = x + 3? yes no

*asked by Kayn on November 8, 2017* -
## Algebra

solution to |-2w+7|>5

*asked by Roni on March 24, 2016* -
## Math

what is the solution of x/3 > -3 A) x < -1 B) x > -1*** C) x < -9 D) x > -9

*asked by Anonymous on May 16, 2018* -
## Math

4x+3y=8 (6,-8) is this the solution

*asked by Anonymous on July 3, 2010* -
## algebra

Cannot get this solution!!! (x-2)/(x) + (1/2)= (x+1)/(x-2)

*asked by lola on January 16, 2012* -
## algebra

8x-(4x+6)=2 the solution is x=

*asked by help on January 24, 2010* -
## chemistry

2.35*10^-4M,,Mg(OH)2 what is the pH of this solution

*asked by krishna on June 18, 2012* -
## Math

. Which is a solution of 2 8 x 1 5 $ 11?

*asked by Tiffany on January 15, 2018* -
## MaTh

Is (-3,2) a solution of 3x - 2y = 12 yes or no? Is it no?

*asked by CiCi on February 10, 2011* -
## math

What is the solution to 40 +-11? I think it is 51

*asked by Lost on August 24, 2015* -
## algebra

is (8,9) the solution of 2x+4y=6

*asked by a on November 1, 2009* -
## Algebra 1B

ax^2+bx+c=0 solution: 9, only solution

*asked by Tabitha on January 22, 2011* -
## Algebra

1/8 + 2/t = 17/8t Is t = 1 the only solution?

*asked by Anonymous on January 8, 2015* -
## math

what is the solution to m + > -1 ? f.m-7 h.m=-7 j. -7

*asked by kattie on January 4, 2011* -
## algebra

3x=4-7+3x What is the solution?

*asked by Wendy on September 4, 2014* -
## algebra

4x + 8 < 12 Is x = 2 a solution? Is x=0 a solution?

*asked by Sam on February 15, 2011* -
## math

what is the solution 7x + 5 - 3x > -15 a.x_> -5 b. x_ 5 d. -5

*asked by kattie on January 4, 2011* -
## Chemistry 12

The [OH-] of a solution with a PH 5.75 is is it 5.6*10-9M?

*asked by Shreya on January 25, 2013* -
## ALGEBRA 1

is (8,5) a solution of yx+7

*asked by janika on May 14, 2012* -
## Math

what is the solution of 3x^+27=0

*asked by Liz on November 11, 2013* -
## Math

-7 + h = 12 What is the solution?

*asked by Caitlyn on September 8, 2015* -
## algebra

Is x=6 a solution to -2x-4=-8 I think that it is yes.

*asked by Angela on November 17, 2011* -
## Algebra

w^4-6w^2-2=0 what is the solution?

*asked by Julie on May 24, 2011* -
## math

what's the solution for y=2x-1 and y=x+3

*asked by anonymous on May 1, 2017* -
## math

Is 2+i a solution of z^2-4z+5=0? Please help!!!!!!! :(

*asked by Andrea on April 17, 2018* -
## algebra

is the solution of -2x>1/9 -2x

*asked by babs on August 5, 2011* -
## math

what is the solution to 5-t=23 a:t=28 b:t=18 c:t=-18 d:t=-23 what is the value of b if -7+b=-8 a:b=15 b:b=1 c:b+-1 D:b=-15

*asked by Anonymous on August 31, 2018* -
## math algerba

½(y-2)+2 =3/8(3y-4) Is 4 a solution?

*asked by kelsey on November 8, 2011* -
## algebra

is (5/6,-2) a solution for -6x-7y=9

*asked by franklin on November 5, 2010* -
## Algebra

what is the solution of n^2-49=0 -7 7 ±7 no solution

*asked by Mark Foster on March 3, 2019* -
## Algebra 2

What is the solution? 2x-3y+z=-19 5x+y-z=-7 -x+6y-z=35

*asked by Jim on January 10, 2019* -
## matn

-x=33 The solution is x=

*asked by wendy on October 15, 2010* -
## Math

2x - y = 4 6x - 3y = 7 (a) y = 2x - 4 (b)No solution (c)x = 2, y = -4 (d)x = 2, y = 5/3

*asked by Andrew on January 3, 2011* -
## algerbra 1

7 -2+t=9 solution t=

*asked by Connie on November 17, 2011* -
## math

the solution to n\4 -6 > -2 is

*asked by kattie on January 4, 2011* -
## Math

What is the solution of: u-7+(-3)=-12

*asked by Sara on March 11, 2014* -
## Math

What is the solution to 5q=-75? Please Help

*asked by Valerie on September 21, 2016* -
## Math

What is the solution of x-(-14)=8

*asked by Mike on March 11, 2014* -
## math

What is the solution to r/-3=12?

*asked by Valerie on September 21, 2016* -
## algebra

What is the solution to 5-t=23?

*asked by Anonomous on September 12, 2018* -
## math

a=9b,for b the solution is b=

*asked by martin on July 20, 2009* -
## Chemistry

What is the pH of a solution with a [OH-] of 10^-2

*asked by Sam on September 24, 2017*

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