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January 29, 2015

Search: substitution method 7x+9y=39

Number of results: 4,947

Biology
How could you repair an electric fan that is not working properly? Apply Scientific Method.
January 7, 2014 by Gela

Subsitution Method Grrr
Please show me the steps and solve. 3x+5y=1025 x+5=275
February 11, 2014 by andra

Science Mixture
Could you use the filtration method to separate a sugar water solution? Why or why not?
February 12, 2014 by Harmony Ann

Alegbra
Solve the following systems of equations using the addition (elimination) method. -2x+3y=5 2x-y=1
March 2, 2014 by Steveo

Alegbra
Solve the following systems of equations using the addition (elimination) method. 5x+y=2 3x+y=1
March 2, 2014 by Steveo

Alegbra
Solve the following systems of equations using the addition (elimination) method. 5x=20+y 16=3y+4x
March 2, 2014 by Steveo

math
solve using any appropriate method 10x+y=278 10y+x=107
August 10, 2014 by Keya

chemistry
blance this equestion with partial balincing method:- Zn+HNo3(very dil)
August 17, 2014 by sabin

College Algebra 1
Using the factoring method, solve for the root: 10x^2-41x=-21
August 23, 2014 by Kenny

College Algebra 1
Using the factoring method, solve for the roots of quadratic equation 4x^2=16
August 23, 2014 by James

Calculus-Newton Method Approximation
1/ 3(x^3) + 1/2(x^2) + 1 = 0, x1 = −3 newtons way to the 4th decimal
November 6, 2014 by Help

college-Financial Services(MBA)
The Hypothetical Finance Ltd has structured a hire-purchase deal. The required to make a down payment of 20 per cent of the investment cost. The hire-term is four years with quarterly payment in advance. The flat rate of interest is 13 per cent. The finance company would ...
April 17, 2010 by Anonymous

banking and financial services management
The Hypothetical Finance Ltd has structured a hire-purchase deal. The required to make a down payment of 20 per cent of the investment cost. The hire-term is four years with quarterly payment in advance. The flat rate of interest is 13 per cent. The finance company would ...
April 15, 2012 by kishor

Micro Economics
Briefly explain the following: (a)Economic cost and accounting cost. (b)Free market economy and mixed economy. (c)Marginal utility theory and indifference curves analysis. Please note that we don't do students' homework for them. Once YOU have come up with a response to YOUR ...
March 23, 2007 by Christine

program design
Create the logic for a program that continuously prompts a user for a numeric value until the user enters 0. The application passes the value in turn to a method that computes the sum of all the whole numbers from 1 up to and including the entered number. Example if the number...
November 24, 2014 by michelle bartels

Programming
Here is the question that I need help to write the code for the following program in Visual Basic 2010. I am trying to write the code but it has a run time error. If your could helps me to write the code it would be greatly appreciated. Q. Write a program that calculates the ...
May 18, 2011 by Solomon

psy - revise
Psychotherapy is a method used to treat mental and emotional disorders. People that suffer from these disorders talk to a mental health professional about their concerns and other related issues through a series of scheduled sessions. This method can also be referred to as ...
May 29, 2008 by rose - Ms. Sue

Math Help
This is a substitution equation. Would that change the steps that you did? Y=3x+1 Y=5x-3 Answer says x=-2 and y=7 Please explain steps. Thanks math help - MathMate, Monday, April 23, 2012 at 10:25pm Y=3x+1 ...(1) Y=5x-3 ...(2) By comparison of (1) and (2), we conclude that 3x+...
April 23, 2012 by TO: Mathmate

statistics
Use the method specified to perform the hypothesis test for the population mean . The highest acceptable level of pesticide found in quail has been limited to 0.35 parts per million (ppm). A hunting organization measured the level of the pesticide found in quail harvested ...
April 13, 2010 by looking for someone to varify my work please

MBA Executive : Banking & Finance
The Hypothetical Finance Ltd has structured a hire-purchase deal. The required to make a down payment of 20 per cent of the investment cost. The hire-term is four years with quarterly payment in advance. The flat rate of interest is 13 per cent. The finance company would ...
April 9, 2011 by sushma

MBA FINANCE
1. The Hypothetical Finance Ltd has structured a hire-purchase deal. The required to make a down Payment of 20 per cent of the investment cost. The hire-term is four years with quarterly payment in advance. The flat rate of interest is 13 per cent. The finance company would ...
July 8, 2013 by MBA FINANCE

MBA FINANCE
1. The Hypothetical Finance Ltd has structured a hire-purchase deal. The required to make a down Payment of 20 per cent of the investment cost. The hire-term is four years with quarterly payment in advance. The flat rate of interest is 13 per cent. The finance company would ...
July 8, 2013 by MBA FINANCE

Finance
Nancy Tai recently opened a revolving charge account with Mastercard. Her limit is $1000, but she has not charge that much since opening the account. Nancy hasn't had the time to review her monthly statements as promptly as she should, but over the upcoming weekend,she plans ...
August 16, 2008 by Ovadiel

Chemistry
How would you purify decanoic acid contaminated with biphenyl? what method and solvent.Please help me
November 11, 2007 by SK

PreCalc
Solve the system by the addition method -10x^2 + 10y^2-320=0 30x^2 + 6y^2 - 336 = 0
December 11, 2007 by LT

Math 116 algebra please check
Solve by the elimination method 3r-7s=-28 7r+3s=70 What is the solution of the system r=7 and s=7
July 16, 2008 by jay jay

Math
Find all real or imaginary solutions to each equation. Use the method of your choice. 3y + 4v 1 = 0
July 30, 2008 by Marilyn

math
solve each of the following equations by the square root method and show all your work
September 7, 2008 by Carlos

math
A straight line with slope 5 contians the points (1,2) and (3,K). find the value of K. do we use this method: y2-y/ x2-x
March 15, 2009 by Anonymous

geology (science)
what method is used to determine the age of a rock formation like a bluff?
April 26, 2009 by scooby9132002

math
3r 2s = 0 2r + 3s = 13 I know that it is m= yx+b I got that much but I dont know where to go from here. Use the elimination method to find the solution system.
June 9, 2009 by janay1978

science
which research method should be used to gather data on the pathological liars and their spouses
July 6, 2009 by marie

algebra
Find all real or imaginary solutions to equation. Use the method of your choice. 3v^2+4u-1=0
July 20, 2009 by Jessica

SCIENCE
A METHOD OF SENDING ENERGY WAVES FROM A SATELLITE TO AN AREA OF EARTH BEING OBSERVED IS?
September 21, 2009 by EIMEE

Math
Find the prime factorization of 198, and write it in exponent form. Show your method.
October 4, 2009 by Anonymous

Algebra 2 URGENT
Solve the problem using the "z" method. Please Show All Work! u^4+6=-5u^2
November 18, 2009 by Trisan

chemistry
describe a method to determine if a solution is made of kci or C6 h12 o6 without tasting it
April 13, 2010 by Anonymous

English
One possible method to begin an essay is A. to paraphrase B. to meditate C. to ask a question B, right? Thanks.
July 8, 2010 by Zack

Algebra
Solve the system of equations by an algebraic method. Leave answer in exact form. 4x - 7y = 21 x + 2y = 99
September 24, 2010 by Neil

math
find x x-5/x-2 = x-9/x-7 Method (x-5)(x-7) = (x-9)(x-2) x^2-12x+35 = x^2-11x-18 I get stuck here help would be must appreciated
October 26, 2010 by peter

Calculus
Use Newton's Method with the function f(x)=x^2-2 and initial value Xo=2 to calculate x1,x2,x3. I have no idea how to do this
October 27, 2010 by Don

Global History
How has the scientific method impact our understanding of the world and the way we study it?
November 2, 2010 by karla

college
Can someone give me an example of a situation where "Scientific method" of psychology would be used.
November 26, 2010 by University of Phoenix

math(algebra 1)
i dont get these please help me: use the subtitution method to solve the linear system 1)3x+y=0 x-y=4 2)y=-3x-1 x-3y=3 3)3x-y=9 2x+y=6 4)x-2y=0 3x+y=0 Thank you!!:)
January 18, 2011 by please help!!!

Calculus
Find the integral of x/ (x^4+x^2+1) from 2 to 3. I was going to integrate using the method for partial fractions but I can't factor x^4+x^2+1.
January 22, 2011 by Rachel

algebra
decide whether each trinomial is a perfect square. if so, factor it. x^2 - 4x + 4 how do i solve this?? i don't understand the method..
January 27, 2011 by brooke

BIOCHEMISTRY
WHAT METHOD CAN BE USED TO PREPARE 0.2M POTASSIUM PHOSPHATE BUFFER USING KH2PO4 AND KOH?
February 28, 2011 by MODI

math
Please give me the technique (short method) in this question... How many 4-digit numbers are multiples of 9?
January 23, 2013 by HELP HELP HELP MNHS

Calculus I
Using Newton's Method, determine the first approximation to the solution of: e^(4x)= 10-2x starting with x=0 what is x1= ??? P.S. ( the 1 is a subscript )
April 8, 2011 by Matthew

psychology
Case study method to investigate a mother's experience in raising a child with autism
April 20, 2011 by Jean

Chemistry
I need the name of the following compounds using the IUPAC method: NH2 CH2 | | Br\/ \/\/
April 25, 2011 by Chris

math
Solve the following system of linear equations using the matrix inverse method 3x + 2y = 7 4x + 3y =10
May 31, 2011 by MATRIX

statistics
give an example of an article that shows the chi-square assumption method of ststistics
July 3, 2011 by jonja

biology
i need an article that can explain the scientific method to create hypothesis or designing an expermient
July 26, 2011 by denise

Science
What are the three different ways that heat can be transferred from one object to another Explain each method
September 27, 2011 by Shion

Calculus 1
Use Newton's method to approximate the root of the equation x^3+x+2=0 with initial guess x1=-1 gives:
October 31, 2011 by Olivia

calculus
Evaluate the following integrals by using appropriate method : ∫cos⁡ ^3 ( 2x-5 )dx help
December 25, 2011 by Jacob

mathematical method of physics
expand 3sin(4x)+4cos(10x) in to functional series of e(exp)ix
December 29, 2011 by galatee

chemistry
Balance this equation by following equations of the REDOX Method. Cu + HNO3 --->Cu(NO3)2 + NO + H2O
January 26, 2012 by David Scott

Math
if f is an exponential function, and f(5)=20 and f(9) = 14, use the add-multiply property to calculate f(13),f(17), and f(21). Show your method
February 19, 2012 by Jake

Chemistry
Balance the redox equation by oxidation number method: Cr2O7 2- + Br- + H+ = Cr 3+ + Br + H2O Please help!
February 24, 2012 by Sarah

Algebra
I have two equations that I need to solve using the elimination method the system is x = y = 9 and 2x - y = -3
February 28, 2012 by Kathy Candell

Maths
Using a cramers and guassian elimination method solve this; a+2b+3c=600 2a+3b+c= 900 3a+b+2c=800
March 6, 2012 by Omotimehin pelumi

Calculus
Q. Find the minimum value of Q=x^2y subject to the constraint 2x^2+4xy=294. Its the derivative method.
March 15, 2012 by help

Maths
Solve:- 5ax+6by=28 , 3ax+4by=18 using cross multiplication method
April 27, 2012 by Ashley

Economics
In 1000 BC, the Chinese people used Cowry shells as a method of currency. Why is this significant?
April 29, 2012 by Labz

child care management
A teaching method that uses computers to help children learn is called ?
May 12, 2012 by jennifer

psychology
In aversive conditioning, therapists attempt to reduce undesirable behaviors using which method?
June 18, 2012 by Anonymous

physics
i want a simple laboratory method of determining a young modulus of a long thine wire
August 21, 2012 by ahmad muhamad chul

Scientific method
Are these people a worker in a farm? Which is the Independent and Dependent variable and Control group.
August 31, 2012 by Nia

Algebra....HELP!!
Use the elimination method to solve the system of equations a + 6b =4 a + 3b = -2 What is the solution in an ordered pair?
September 9, 2012 by Theresa

chemistry
How to balance simple oxidation-reduction reactions by the half-reaction method. Mg (s) + N2 (g)= Mg3N2 (s)
September 30, 2012 by ron

Math
Solve by using the subatitution method. (Please keep fractions as they are, don't convert to decimal.) 1. y= -3x - 1 2x - 3y= -8 2. 1 + 3y= 10 5x + 2y= 6 3. 2x - 6y= -2 x= 3y - 1 4. y= 1/7x + 3 x - 7y= -4
October 3, 2012 by Neil

alegbra 1
Solve the following systems of linear equations using algebraic method. 1)3y=11-2x 3x=y-11 2)8x-6y=14 12x-9y=18
October 31, 2012 by Janet

math
1)d/dx of cos4x/3-x^2(inculding quentient&chain rule) 2)sin^2x/1+cosx(same method)
November 14, 2012 by ani

Math
Find the value of each expression using the pemdas method. 5(to the second power)+8 divided by 2
December 9, 2012 by Mary

maths --plse help me..
solve the following equation by method of completing the perfect square:- 4x^2 + 4 √3 x +3=0
December 13, 2012 by Anonymous

World history; HELP
Help please? 6.Do you think that the Zhou Dynastys downfall resulted from its method of control? Why or why not?
January 18, 2013 by Alfredo

pre algerbra
Please solve the system with the elimination method. Explain each step as it is performed. 5y = x 2x - 3y = 7
February 13, 2013 by Laura

MATH
USE THE AC METHOD FACTORING 9+^2+5+-4 CAN SOME ONE SHOW ME THE STEP TO SOLVING THIS PROBLEM
February 21, 2013 by mace

algebra
Solve the following system of equation using the graphing method. Y = negative X Y = X + 9 Don't know what to do. Thank u if u can helpme.
March 2, 2013 by Josie

Chemistry
Describe an experimental method for the estimation of oxalate in the product, potassium trioxalatoaluminate(III)
March 7, 2013 by ESPINE

math
I have to add 1+2+3+4+5.....all the way to 1000. What method should I use to solve it?
July 7, 2013 by Celest

College Algebra
Solve system by method of elimination 0.07x + 0.02y =-0.07 0.08x - 0.06y = 0.07
July 24, 2013 by Jack

Chemistry
An aqueous solution is 1.33 molality in method determine the amount fraction of methenal and water
August 10, 2013 by Aman

bio 11
must the steps in the scientific method always be followed in the same order? Explain.
September 4, 2013 by alyssa

Algebra
Help I'm stuck I need to factor a trinomial expression using the AC method 15x^2 + 31x + 2
November 1, 2013 by Tracy

chemistry
what is another way you could determine the enthalpy of formation of magnesium oxide beside the experimental method?
November 25, 2013 by Anonymous

reading romeo and juliet
theme: revenge method: verbal irony only 3 examples
May 31, 2014 by reina bonilla

chemistry
Balance by oxidation method the SO2 + MnO4+H2O --MnSO4+H2SO4+SO4(-2)
July 7, 2014 by alex

math
solve using any appropriate method 0.05x+0.25y=99 0.15x+0.05y=108
August 10, 2014 by Keya

statistical inference
find an estimator for theta from gamma distribution using method od moment
September 7, 2014 by saimi

Math
What are different strategies of finding all the factors of a number besides the rainbow method?
September 15, 2014 by Gina

english
in the chapter of the story of keesh what was method of those pepole to coun t age of there children?
October 11, 2014 by ramneek

chemistry
source of errors in determining transport number of k+ ion by moving boundary method
October 15, 2014 by hamza

Accounting
How can I calculate the setup costs of a product using the activity-based costing method?
November 2, 2014 by Lyra

criminology
Is it possible to create a method of capital punishment that would actually deter murder
November 6, 2014 by Dee365

calculus
what is the answer for the integral of (1/(xln(x)) from 1 to infinity? I first found the integral using u substitution- so u=ln(x) and du=1/x*dx this gave my du/u,leading to the ln(u) =ln(ln(x)) from 1 to infinity then I did the limit as t approaches infinity of 1/(tln(t)) - ...
February 6, 2008 by sarah

geometry
If PQ=3 and PQ+RS=5, then 3+RS=5 is an example of the ___________. A. multiplication property of equality B. reflexive property of equality C. transitive property of equality D. substitution property of equality
October 3, 2007 by bob

accounting
How depreciation and amortization affect the income statement and the profitability of the company as well as its affect on the income taxes a company pays. Also the advantages of an accelerated method of depreciation and how that affects net income, the balance sheet,AS WELL ...
September 24, 2008 by cathy h

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