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March 29, 2015

Search: substitution method 7x+9y=39

Number of results: 5,068

math
4x-8y=5 4x-8=6 solve by the elimination method type an ordered pait, integer or fraction
April 17, 2009 by Anonymous

Algebra
How would you solve this matrices using the Gauss-jordan elimination method? {[-5, 8, 10]} {[5, 8, 4]} {[10, 8, 5]} {[5, 4, 8]}
May 18, 2009 by Jesse

elementry math
Find the LCM of the numbers 24 and 32 by using the prime factorization method.
June 22, 2009 by thomas

Math
Find the LCM for the given numbers by an appropriate method. 135, 56, and 150
October 22, 2009 by Anonymous

Math
Find the LCM for the given numbers by an appropriate method. 135, 56, and 150
October 24, 2009 by Anonymous

5th grade - Social Studies
What method of communication was used in the late 1800's?
October 28, 2009 by Anonymous

physics
If jon has a weight of 645N what is his mass? I have to do this using the GUESS METHOD
October 28, 2009 by penny

basics and tools of floral design
The most commonly used wiring method is?
December 16, 2009 by jennifer

psychology
What other disciplines can you envision making practical use of the scientific method?
January 8, 2010 by lola

algebra
32x+8=? Which algebric expression has the same value, explain method, please.. 4(x+2) 8(4x+1) 4(8x+1) 8(4x+8)
January 12, 2010 by caroline

math
0.05x+0.25y=11 0.15x+0.05y=12 solve using the elimination method
March 13, 2010 by Kristen

math
solve using the elimination method 0.05x+0.25y=11 0.15x+0.05y=12
March 13, 2010 by Kristen

college
Solve the inequality using a sign graph (test point method) x^3-x^2-4x+4<0
March 17, 2010 by Sierra

math
how to find a square root of given number?using basic method
April 16, 2010 by vikash

Chem
Can anyone show me how to balance: Ce+4 +H3AsO3 ==> Ce+3 + H3AsO4 using the half-reaction method?
May 21, 2010 by Chris Pike

Chem
Why can't the water displacement method be used to find the volume of all solids?
September 22, 2010 by Renee

psych
what does it mean to be empirical in the pursuit of knowledge? how dies this relate to the scientific method?
September 26, 2010 by diana

Please Help
The method used to calculate depreciation for federal income tax purposes is ?
November 22, 2010 by Math Question

algebra
Solve by the linear combination method (with or without multiplication). x + y = 50 0.05x + 0.06y = 2.8
December 16, 2010 by geddy

research
What is the most controllable method of increasing the precision of or narrowing the confidence interval
January 27, 2011 by Anonymous

Bio
what is another method for classifying bacteria? (other than shape or cell wall structure). thanks! :)
March 2, 2011 by Josh

physic
anyone can suggest a method to determine specific heat of non-volatile liquids?
March 6, 2011 by yuss

Chemistry
I need the name of the following compounds using the IUPAC method: O CH2CH3 O || | // / \/ \/ \ OH
April 25, 2011 by Chris

apbio
what method of dna sequencing would be used to sequence a recombinant plasmid?
May 22, 2011 by april

statistics
Why is it necessary to have more than one method for measuring central tendency?
June 22, 2011 by Liz

calculus
sketch the graph of the line defined by y 2 +4 using the dual-intercept method.
September 15, 2011 by Anonymous

Math 116a Fraction
Solve using the multiplacation method -2x>1/9 {x x } I have no clue how to do this?
September 29, 2011 by Katie A

arithmetic
To calculate a 15% tip on a $24 bill a customer adds $2.40 and half of $2.40, or $1.20, to get $3.60. Is this method valid? Why or why not?
April 6, 2012 by Heather

Math
By the method of the fractions partial determine the function f (t) of the following functions F (s). F(s)= s^2+7s+12/(s+2)(s+4)(s+6) F(s)= (s+3)(s+6)/s(s^2+10s+24) F(s)= 5(s+2)^2/s(s+1)^3 F(s)= s+6/s(s+1)^2 F(s)= 27/(s+1)^3(s+4)
March 4, 2012 by SILVA

math
Use breaking apart method to solve 5 times 5, I'm not sure what this means
September 17, 2012 by Logan

math
Please suggest me a easy shortcut method to factorise cubic equations .
September 23, 2012 by J.Nandhini

understanding observation behavior
Which of the following method depends on heavily on the observers memory.
September 28, 2012 by James

alegbra 1
Solve the following system of linear equation using any algebraic method. 2x+5y=3 X-3y=7
October 31, 2012 by Janet

alegbra 1
Solve the following system of linear equation using any algebraic method. 2x+5y=3 X-3y=7
October 31, 2012 by Janet

alegbra 1
Solve the following system of linear equation using any algebraic method. 2x+5y=3 X-3y=7
October 31, 2012 by Janet

math
If you know only the outside measurements for any retangle, can you find its area? How? why does this method work?
December 14, 2012 by di

Math
I need help solving this equation using the Factoring Completely method. X⁴-x
February 1, 2013 by Phil

math
what method i need to use in solving arithmetic and geometric sequences and series?
February 16, 2013 by luis

Math
what is the point of intercept for 30x+50=25x+75 using the equal values method
March 3, 2013 by Reece

Chemistry
What method of purification is used to separate iodoethane from traces of hydrogen iodide? Thanks :)
April 18, 2013 by Matt

Math
Solve the following system of equations using the cross multiplication method,ax+by=a-b;bx-ay=a+b
July 8, 2013 by Lavinia

PHYSICS
How could you repair an electric fan that is not working properly? Apply scientific method.
December 4, 2013 by ASAP

BIOLOGY
How could you repair an electric fan that is not working properly? Apply the scientific method.
December 7, 2013 by Angela

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

algebra
Show how you would solve by Substitution: 2x + y = 0 x 3y = -7 Show how you would solve by Elimination: 3x + 4y = 1 5x 3y = 21
March 26, 2015 by jay

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

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