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August 2, 2015

Search: substitution method 7x+9y=39

Number of results: 5,213

math
USING FORMULAR METHOD SOLVE D EQUATION(M-3)²=121
January 26, 2013 by Anonymous

math
show 3 ways to estimate 3/5 x 9 1/2 identify each method you use? I am lost!!!!
February 12, 2013 by Jared

differential equation urgent !
using Method of variation of parameter y''+y = tan^2 t
February 26, 2013 by deq

calculus
Integrate using the simplest method possible: ∫(2t-3) ln⁡ t dt
March 11, 2013 by susanmath

MATH
SHOW THREE WAYS TO ESTIMATE 3/5 X 9 1/2. IDENTIFY EACH METHOD YOU USE.
March 24, 2013 by ALEXIS

maths
Using the prime factor method find the square root of 31.36
April 9, 2013 by rahub

Calculus
Find the volume using the shell method - about the x-axis x=y^2/3
April 12, 2013 by Tiffany

please hurry
what is the square root of 0.31428 with explanation.by divison method.
May 20, 2013 by harry

science
how to make a problem about butterfly, using the scintific method
June 24, 2013 by danielle

math
Solve the following system using the elimination method: -3x + 4y = 6 9x - 12y = -18
July 4, 2013 by hunter

math 2
Solve the following system using the elimination method: -6x + 2y = 5 12x - 4y = -20
July 4, 2013 by hunter

math 3
Solve the following system using the elimination method: 10x - 6y = -16 5x + 2y = 22
July 4, 2013 by hunter

math
We are doing improper fractions and they are talking about the Tee-pee method ,what is it
September 17, 2013 by Elizabeth

Precalculus
Find the discriminant of 3x^2-2x+2=0 and then solve by whichever method seems easiest
October 6, 2013 by Anna bosco

Math
Solve the set of linear equations by the matrix method : a+3b+2c=3 , 2a-b-3c= -8, 5a+2b+c=9. Sove for a
October 11, 2013 by Ugo

math
Estimate the product .choose a method. 81x38= 16x59= 43x25=
November 4, 2013 by Pietro

math
Solve the set of linear equations by the matrix method:a+3b+2c=3,2a-b-3c=-8,5a+2b+c=9 sove for a
February 9, 2014 by kay

internet
What method at the application layer can be used to reduce the effects of jitter?
April 23, 2014 by Olumide

Chemistry
Balance Redox using reactions by the 1/2 reaction method. NaIO3 (aq) + KI (aq) -->„³ I2 (s)
May 22, 2014 by Jenny

Math
Solve using the annihilator method Y"-8y'+20y=5xe^(4x) sin (2x)
November 25, 2014 by Stephen

math
show three ways to estimate 3/5 x 9 1/2.identify each method you use.
February 3, 2015 by LAKSHMI

MATH
Show three ways to estimate 3/5 ¡¿ 9 1/2. Identify each method you used.
March 2, 2015 by Joanna

Chemistry
What is the method used to separate water from bleached wood pulp?
March 8, 2015 by Henry

digital circuits & systems
Explain the method of constructing karnaugh maps.
July 29, 2015 by nakul

Calc 121
Okay, how would you go about finding the area of a curve from 1 to 4, when y=2x+(2/(x^2))?? It's not like the problem I asked before because here, you cannot use substitution. I tried using 2x for u and x^2 for du but it won't simplify into a ln problem or anything that I can ...
April 21, 2007 by Me

math
To solve 3/4 divided by 2/5, Elisha writes, 3/4 divided by 2/5 is the same as 15/20 divided by 8/20. So the answer to 3/4 divided by 2/5 is the same as 15 divided by 8. 1. Is Elisha's first claim, that 3/4 divided by 2/5 is the same as 15/20 divided by 8/20, correct? 2. Is his...
October 30, 2013 by anonymous

Statistics
A carload of stone taken from a quarry by the plug-and-feather method contains pieces of stone have a mean weight of 1,500 pounds and a total weight of 36,000 pounds. Another carload of stone produced by the explosive method (where stone is blasted into random shapes by ...
September 18, 2013 by Carly

Finance
Nancy Tai has recently opened a revolving charge account with MasterCard. Her credit limit is $1000, but she has not charged 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...
August 31, 2007 by JERYL

math
How do I derive the secant reduction rule? Integral (sec x)^n dx = Integral (sec x)^(n-2) * (sec x)^2 dx = Integral ((tan x)^2 + 1)^(n/2-1) * (sec x)^2 dx Doing a substitution with: u = tax x du = (sec x)^2 dx = Integral (u^2 + 1)^(n/2-1) * du At this point I'm stuck. Any ...
November 7, 2007 by mathstudent

economics
(This homework question was removed due to a copyright claim submitted by K12 Inc.) I don't know much about this, so I googled it. I still didn't find a lot, but this idea might help. Note that this is just one idea I saw that made sense to me and I know very little about ...
May 18, 2007 by stacy

URGENT~MATH For Steve or Reiny
For questions 5-7, find the solution to the system of equations by using either graphing or substitution. 5)y=6-x and y=x-2 (1point) (2,4) (-4,2) (4,2) no solutions 6)y=2x-1 and y=x+3 (1point) (4,7) (7,4) (-7,-4) no solutions 7) y=4x and y+x=5 (1point) (-4,1) (1,4) (-3,2) (2,3...
May 7, 2013 by Gabby

social psychology
representation of violence in the media? Qualitative approach: Title- abstact brief summary of project - Introduction plus a research questionreview the relevant literature leading up to the research question- justify the use of your methodology. METHOD:describe&justify method...
March 29, 2008 by eddie

math
Ms Cunningham has 7 packages of m&ms and 23 other m&ms. let n = the number of m&ms in one package. a. write an expression to show how many m&ms Ms. Cunningham has b. Each package cointains 57 erasers. Use substitution to show how many erasersMs. Cunningham has c. aevaluate ...
October 16, 2012 by daniel guerrero

Payroll Accounting
Julie Whiteweiler made $930 this week. Only social security (fully taxable) and federal income taxes attach to her pay. Whiteweiler contributes $100 each week to her company's 401(k) plan and has $25 put into her health savings account (nonqualified) each week. Her employer ...
March 20, 2014 by Shirley

Biology
Produce a nucleotide sequence with a single base-pair substitution mutation that still produces the same amino acid sequence. Indicate the site of the mutation and explain why the amino acid sequence is not affected.
March 15, 2009 by Tanya

College Algebra
Translate the problem into a pair of linear equations in two variables. Solve the equations using either elimination or substitution. State your answer for both variables. The perimeter of a rectangle is 72m. If the width were doubled and the length were increasd by 9m, then ...
January 28, 2010 by Ashley

managerial accounting
Equipment reported in the December 31, 2013, balance sheet was purchased in January 2013. It is being depreciated over eight years under the straight-line method with no salvage value. The following amounts for new equipment purchases are planned in the coming quarter: January...
October 19, 2014 by shirley

Finance
1. Is a fixed-price contract a good way to achieve the government’s goal of curbing rising costs? Explain. 2. What problems do you foresee if any, for the government if they choose to adopt a fixed-price contract methodology for research and development? What benefits do you ...
July 19, 2009 by Gale

ALGEBRA1
Consider the equation 4x + 6y = 48. Part 1: On your own paper, graph this equation using the slope-intercept method. In the space provided, explain, in words, each step of the procedure you used. Part 2: On your own paper, graph this equation using the intercepts method. In ...
March 21, 2012 by Brianna

ALGEBRA1
Consider the equation 4x + 6y = 48. Part 1: On your own paper, graph this equation using the slope-intercept method. In the space provided, explain, in words, each step of the procedure you used. Part 2: On your own paper, graph this equation using the intercepts method. In ...
March 21, 2012 by Brianna

managerial economics
Which of the following are characteristics of a typical isoquant? a. All input combinations on the isoquant will produce the same level of output. b. The marginal rate of technical substitution decreases as more labor is substituted forless capital. c. a change in input prices...
August 28, 2010 by tina

Accounting
The company’s fiscal year ends on December 31. Using the following information, compute depreciation for this machine for each of the 4 years using each of the following methods: Straight-line method Sum-of-years method Double-declining method Units-of-production Year Machine...
November 10, 2012 by Frank

math, correction
Graph each of the following equation, using the intercept method. 2x + 3y = 6 so the solutions are (0,2) and (3,0) yes.
January 14, 2007 by jasmine20

Maths
How would I find the vertex of the parabola y = x^2 – 2x + 4 ?? could some one explain the method to me ?
June 9, 2007 by tim

Math
What is the method used to calculate depreciation for federal income taxes(USA)?
November 27, 2007 by Alarena

Algebra
Use the foil method to find the product. (4x^6-7)(x^8-4) this is the answer that I got:4x^14-7x^8-16x^6+28
July 1, 2008 by Anne

Accounting 11
I need help completing a statement of cash flow using the indirect method.
February 24, 2008 by Sonya

Algebra
Solve by the elimination method. 5r-7s=-37 7r+5s=37 What is the solution of the system? Type an ordered pair.
August 2, 2008 by Anonymous

Mason
solve each of the following equations by the square root method and show your work 4x²-20=0
September 7, 2008 by Derek

math
solve each of the following equations by the square root method and show your work (3x + 2)²=8
September 7, 2008 by Derek

math
solve each of the following equations by the square root method and show your work 4x²-20=0
September 7, 2008 by Derek

science
Why can you express the volume of a gold nugget measured by the method in cubic units?
October 1, 2008 by reid

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-x³
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

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