Number of results: 188,010
math
How many solution sets do systems of linear inequalities have? Do solutions to systems of linear inequalities need to satisfy both inequalities? In what case might they not?
Sunday, January 27, 2013 at 9:52pm by monet
Algebra 1
How many solution sets do systems of linear inequalities have? Do solutions to systems of linear inequalities need to satisfy both inequalities? In what case might they not?
Tuesday, September 4, 2012 at 12:00pm by Austin
math
1) Why should we clear fractions when solving linear equations and inequalities? Demonstrate how this is done with an example. Why should we clear decimals when solving linear equations and inequalities? Demonstrate how this is done with an example.
Wednesday, March 21, 2012 at 10:37am by jess
Pre-Calculus check answers
Describe the linear programming situation for this system of inequalities where you are asked to find the maximum value of f(x,y)=x+y. Answer: an optimal solution 2)Describe the linear programming situation for this system of inequalities: Answer: an optomal solution
Sunday, August 31, 2008 at 11:46am by Lucy
Pre-Calculus-check answers
Describe the linear programming situation for this system of inequalities where you are asked to find the maximum value of f(x,y)=x+y. Answer: an optimal solution 2)Describe the linear programming situation for this system of inequalities: Answer: an optomal solution
Saturday, August 30, 2008 at 11:17am by Lucy
Pre-calculus-check answers
Describe the linear programming situation for this system of inequalities where you are asked to find the maximum value of f(x,y)=x+y. Answer: an optimal solution 2)Describe the linear programming situation for this system of inequalities: Answer: an optomal solution
Saturday, August 23, 2008 at 2:06pm by Lucy
linear equation
For the following linear inequalities draw the feasibile region i: x _>1 ii: x+y _<2 iii: x-axis
Sunday, February 27, 2011 at 11:43pm by winning
Quanitive Methods
A car rental company has $540,000 to purchase up to 25 new cars of two different models. One model costs $18,000 each and the other model costs $24,000 each. Write a system of linear inequalities to describe the situation. Let x represent the first model and y represent the ...
Monday, October 1, 2007 at 12:33am by Tam
Math
How do i solve 2x+y > -3? And how do i graph it. This is Linear inequalities.
Thursday, May 3, 2012 at 8:06pm by David
Math: Linear Programming
Describe the linear programming situation for this system of inequalities. x≤1 , y ≥0 , 3x+y≤5 infeasible unbounded an optimal solution alternate optimal solutions Describe the linear programming situation for this system of inequalities where you...
Tuesday, October 4, 2011 at 12:53pm by HC
Math Help please
Solve the following system of linear inequalities by graphing. 3x – y < 2 x + y > 2
Friday, January 25, 2008 at 11:12pm by T.T
Math
Solve the following system of linear inequalities by graphing. 3x – y < 2 x + y > 2
Sunday, December 16, 2007 at 2:54pm by Need help
math/algebra
how do I solve system of linear inequalities by graphing x-y<=3, x+2y=>6.
Sunday, September 16, 2007 at 9:52pm by rex
Math
Explain why the vertices of a solution region are important when using linear systems of inequalities for optimization problems ?
Wednesday, April 20, 2011 at 7:46pm by Tina
Math - Linear Inequalities
Ok I understand the constratints, Can you please explain me how you got feasible region (0,0), (0,8) and (16,0). And also slope -5/4. Thanks for your help
Monday, February 25, 2008 at 4:49pm by Tushar
Algebra
Linear equations and inequalities
Tuesday, June 5, 2012 at 5:24pm by Jewel
Pre Calc
1. Describe the linear programming situation for this system of inequalities. x<(or equal too)1 y>(or equal too)0 3x + y<(or equal too)5 2. Describe the linear programming situation for this system of inequalities where you are asked to find the maximum ...
Monday, December 10, 2012 at 6:40pm by Carl
linear programming app
write the constraints as linear inequalities and identify all variables used. A canoe requires 8 hours of fabrication and a rowboat 5 hours. The fabrication department has at most 110 hours of labor available each week
Sunday, April 3, 2011 at 7:10pm by ash
Math
I need to graph solution sets for linear inequalities. How do I do this? I've done these kind already send me an example of one and i'll explain its probably similar to the ones i did.
Wednesday, January 10, 2007 at 8:11pm by Sam
math - reqents
i need sOme seriOus heLp . On . some . linear equatiOn . inequalities packet that i have . please HELP =[
Wednesday, January 7, 2009 at 8:37pm by HiPOLitO
math/algebra
I need help solving the solution sets for linear inequalities: 1.3x-y<=6 x>=1 y<=3
Wednesday, September 12, 2007 at 10:01pm by jaysgyrl
math-inequalities
graph solution set of system of inequalities x+y< 4 x-2y>6
Wednesday, April 11, 2012 at 2:14am by Anonymous
Math
No inequalities were presented. You cannot copy from homework and and paste it here; you have to retype the inequalities.
Sunday, December 16, 2007 at 2:54pm by drwls
math inequalities please check
your inequalities are right. :)
Monday, October 25, 2010 at 10:51pm by jai
Algebra
Determine if the relationship represented in the table is linear. If it is linear, write an equation. x 2 5 7 10 12 20 y -3 0 2 5 7 15 A) Linear; y = x - -5 B) Linear; y = -5x C) Linear; y = x + -5 D) Not linear I'm thinking it's C am I correct
Wednesday, September 9, 2009 at 2:48pm by Lisa
Math
Or would it having to be negative only for polynomial inequalities and for rational inequalities they have t be positive?
Monday, September 27, 2010 at 5:40pm by Amy~
calculus
1)Which term best describes the linear programming situation represented by x+y=2 why is the answer infeasible? 2)Describe the linear programming situation for this system of inequalities. x < 1 y > 0 3x + y < 5 why is the answer unbounded?
Friday, April 6, 2012 at 8:26pm by allsaa
Pre-calculus
1)Which term best describes the linear programming situation represented by x+y=2 why is the answer infeasible? 2)Describe the linear programming situation for this system of inequalities. x < 1 y > 0 3x + y < 5 why is the answer unbounded?
Sunday, April 8, 2012 at 12:42pm by hanna
Algebra 1
I'm graphing linear inequalities...it says I need to do: y<2x+4 y>5 How do I do this?
Thursday, January 27, 2011 at 9:12pm by Rachel
algebra 2
Solve the given system of linear inequalities by graphing: x+y>4 x-y<6
Sunday, November 8, 2009 at 1:48am by saRa
algebra 2
Solve the given system of linear inequalities by graphing: x+y>4 x-y<7
Wednesday, November 4, 2009 at 1:37am by saRa
algebra
solving linear inequalities by graphing: x-2y<=4 x=>1 I need help!!
Saturday, September 15, 2007 at 8:06pm by Joi
algebra 1
graph the system of linear inequalities x+y<4 x+y>-2 please solve asap
Wednesday, January 30, 2008 at 5:43pm by shay
math,algebra
Can someone help me with this problem I don't understand what to really do or even how to graph them I show what i have so far. Directions: Solve each of the following systems of linear inequalities graphically. Problem:
Tuesday, January 2, 2007 at 4:59pm by jasmine20
Math/ Algebra
Post your responses to the following. Answer each question in a separate paragraph: Techniques that can simplify solving equations and inequalities are to clear fractions and decimals when solving linear equations and inequalities. 1. Demonstrate how fractions are cleared with...
Monday, June 14, 2010 at 5:26pm by Amanda
equation
For the following linear inequalities draw the feasibile region i: x _>1 ii: x+y _<2 iii: x-axis
Sunday, February 27, 2011 at 11:42pm by winning
equation
For the following linear inequalities draw the feasibile region i: x _>1 ii: x+y _<2 iii: x-axis
Sunday, February 27, 2011 at 11:41pm by winning
math
An objective function and a system of linear inequalities representing constraints are given. Graph the system of inequalities representing the constraints. Find the value of the objective function at each corner of the graphed region. Use these values to determine the maximum...
Monday, February 22, 2010 at 4:29pm by ReRe
Math
I have been asked to solve the following system of linear inequalities by graphing. I tried replacing with various numbers but even though the they work in the equations my graphs change from consistent to inconsistent. Please help.
Saturday, May 26, 2007 at 1:02am by Aman
algebra
Can someone please explain system of linear inequalities by graphing this one problem x-2y<=4 and x=>1.
Sunday, September 16, 2007 at 9:51pm by Joi
9th grade math (algebra 1)
Fine the solution set of each system of linear equations or inequalities below by graphing. Show all work under the graph of each system. 1. x + y = 3 2x - 2y = 6
Tuesday, March 2, 2010 at 7:33pm by adrian villanueva
Algebra
Solve the following linear inequality graphically. x+2y<4 x-y<5 Each inequality is satisfied in a particular region of an x,y plot. The first inequality is satisfied below the line y = -x/2 + 2, for example. The second inequality is satisfied above the line y = x...
Sunday, June 3, 2007 at 10:54pm by Graphing Help!
linear inequalities.
If no lower or upper or lower limit of an interval is specified, assume it is infinity (+ or -)
Wednesday, June 4, 2008 at 5:03pm by drwls
algebra
Graph the solution set for the system of linear inequalities y<2x+3 and y>=2x-6
Wednesday, February 29, 2012 at 10:15pm by Libuse
math please help
Take the real-life situation and create an equation or inequality that could be used for analysis, prediction, or decision making. Then, draw a graph to depict the variables in your situation (refer to problem 40 on p. 649). Use your graph and what you know about linear ...
Tuesday, January 15, 2008 at 7:26pm by Anonymous
Re: Math
The only inequalities where I have to check the values between the points are polynomial and rational inequalities, right? And not any other type of inequalites By Checking I mean to know which way to shade on a graph Just making sure
Tuesday, September 28, 2010 at 7:53pm by Amy~
Systems of Inequalities-8th Grade Algebra
Graph the equation. The graph will divide the coordinate plane into four reqions. Write a system of inequalities that describe each region. Labe the region with these inequalities. 1) y = x - 3 y = 9 - x I already graphed it, I only need help on writing the systems of ...
Thursday, March 12, 2009 at 10:14pm by Marta
Math
Solve the compound inequalities. Write the solutions in interval notation. Graph your solution on a number line. 1. 2(3x + 1)< -10 or 3(2x - 4) ¡Ý 0 The or means union of these inequalities. 2. 5(p + 3) + 4 > p - 1 or 4(p - 1) + 2 > p + 8
Thursday, August 30, 2012 at 6:20pm by Neil
Math
x=k where k is a constant is NOT a linear equation. Linear equations consist of a variable. A constant CANNOT be a variable therefore x=k is NOT a linear equation. Neither is y=k. Linear equations have a slope, if it doesn't then it's not a linear equation.*** All ...
Tuesday, June 8, 2010 at 6:13pm by Ariel
Gender Inequalities
Are there any inequalities between men and women in the armed forces?
Tuesday, May 27, 2008 at 9:30pm by Katherine
Math Check
The only inequalities where I have to check the values between the points are polynomial and rational inequalities, right? And not any other type of inequalites By Checking I mean to know which way to shade on a graph Just making sure
Tuesday, September 28, 2010 at 4:55pm by Amy~
linear inequalities.
how can i tell if something is included or not? the answers i'm getting are like: z>-3 which is the correct answer. but when i go to graph it in the computer, i always click the wrong representation of interval notation.
Wednesday, June 4, 2008 at 5:03pm by Anonymous
Math Ms. Sue Please help!
Can you find me a website how to do inequalities on line graphs on the less than and greater than inequalities. Ex: 2r-2<4 (A line goes under the sign "<")
Wednesday, February 13, 2013 at 7:05pm by Angelina
math
Suppose you need $2.40 in postage to mail a package to a friend. You have 9 stamps, some $0.20 and some $0.34. How many of each do you need to mail the package? So to solve this problem, I came up with two inequalities: 1. a + b is less than or equal to 9 2. 20a + 34b is ...
Friday, April 10, 2009 at 5:16pm by Angie
Math
Determine if the relationship represented in the table is linear. If it is linear, write an equation. x|-2 5 7 10 12 20 y| 3 0 2 5 7 15 My answer is: Linear; y=x+ -5 Is this correct? Thanks.
Sunday, September 20, 2009 at 2:27pm by B.B.
calculus test corrections. 1 question
Describe the linear programming situation for this system of inequalities. x < 1 y > 0 3x + y < 5 the answer is unbounded. please tell me why
Tuesday, April 10, 2012 at 2:10pm by brandi
algabra II
does anyone have the answers to exam 00703600 inequalities, permutations, and probabilities i just need the part on graphing the inequalities
Wednesday, September 29, 2010 at 7:38pm by kay
inequalities
i'm dealing with inequalities with one variable and i'm just curious as to why i am doing this? i would like to know the theories behind this.... please help or maybe give me a site?
Wednesday, March 25, 2009 at 9:54pm by cynthia
Math
Earn al least $150 a week. $10 per hour working for a farmer. $5 per hour babysitting. can work at most 25 hours per week. Write and graph a system of linear inequalities.
Tuesday, March 1, 2011 at 9:30pm by Mary
linear inequalities.
i'm having a lot of trouble figuring out when to use a closed or an open interval. do i use infinity in every question where both numbers are not defined? insight? thanks/
Wednesday, June 4, 2008 at 5:03pm by claire
math
linear = first degree only, no squares, no cubes, no square roots,no products of variable. so x+3y=c is a linear equation x^3+y=c is NOT -x+12y=45 is linear 1+ xy=c is NOT
Wednesday, November 10, 2010 at 7:54pm by bobpursley
linear inequalities.
Use an open when the sign is NOT including the anwser. Use a closed when the sign DOES include the answer. Infinity is used when you have PARAELL lines.
Wednesday, June 4, 2008 at 5:03pm by Calc
math
That is an idiotic term invented by math teachers. Here are examples... y=3x is a linear equation, proportional. y=3x-2 is a linear equation, non-proportional. any linear equation is of the form y=mx+b When b is zero, it is a proportional linear equation. When b is nonzero, it...
Wednesday, June 18, 2008 at 9:18am by bobpursley
Math
Let our two variables be: p # of pharmacy hours b # of babysitting hours Then we should have two statements from the given facts: and We can graph these inequalities by solving for either p or b in both inequality. Once the inequalities are graphed then any point that is ...
Monday, May 6, 2013 at 5:37pm by Taylor
Algebra - word problem
Your friend is taking an algebra class that began one week after ours. Explain to your friend how to graph linear inequalities with two variables
Monday, November 30, 2009 at 5:21pm by shelia
Inequalities
graph the system of inequalities: ( x-3)^2/9 + (y+2)^2/4<=1 and (x-3)^2+(y+2)^2>=4 I do not know how to simplify this down enough to graph it
Saturday, April 21, 2012 at 3:26pm by Some1 Help Me Plz
Math
Are all linear equations functions. I'd say yes. Because both contain domain and range. But..not all are graphed linear. when is a linear equation not a function?
Monday, February 18, 2008 at 11:20pm by James
Math
You have to try to solve the inequality and then conclude at some point that there are no solutions. Sometimes you can use some inequalities that always hold, like: |a| >= 0 |a+b| <= |a| + |b| etc. If you can rearrange an inequality so that it contradicts these ...
Friday, January 16, 2009 at 7:25pm by Count Iblis
Math
So, no part of the table is linear? I mean, the x=5, y=20; x=10, y=30; & x=15, y=40, none of those are linear either? Or is it because of the constant at the end that none of it is linear?
Tuesday, September 8, 2009 at 9:42am by Nicole
College Algebra-Study Material
I am going to take the CLEP (College Level Examination Program) College Algebra examine. I am trying to decide on what books I should use to prepare for this examine. The following is what is going to be covered in this examine: 25% Algebraic operations Factoring and expanding...
Friday, November 28, 2008 at 10:15am by G
math and desperate
What similarities and differences are there between functions and linear equations? Are all linear equations functions? Is their an instance when a linear equation is not a function support your answer. Im not good at math please help.
Sunday, January 25, 2009 at 6:25pm by tera
PLEASE HELP/LINEAR EQUATION
it is linear. Linear equations are to the power 1, both x and y are simple, order 1 equations. x^2+4y=8 would not be linear.
Wednesday, November 17, 2010 at 2:46pm by bobpursley
math gre ques
A sudent is analyzing data from an experiment using a linear model. when the student entered the data into his calculator and ran a least squares linear regression the calculator gave a correlation coefficient of 0.01. what can the student infer from this coefficient? a. the ...
Sunday, January 8, 2012 at 7:49pm by luckybee
linear inequalities.
The red arrow shows that all the values on the number line less than –3 are in the solution. The open circle at –3 shows us that –3 is not in the solution. Like this? Why is -3 not in the solution? How can I tell?
Wednesday, June 4, 2008 at 5:03pm by Claire
Objective functon
An objective function and a system of linear inequalities representing constraints are given. Graph the system of inequalities representing the constraints. Find the value of the objective function at each corner of the graphed region. Use these values to determine the maximum...
Saturday, November 17, 2007 at 8:54pm by Soly
Inequalities
Go on: wolframalpha dot com When page be open in rectangle type: ( x-3)^2/9 + (y+2)^2/4<=1 , (x-3)^2+(y+2)^2>=4 and click option = After few seconds you will see everything about your inequalities,including graph.
Saturday, April 21, 2012 at 3:26pm by Bosnian
education inequalities
What are some inequalities in education between men and women?
Friday, May 23, 2008 at 10:51am by Katherine
algebra 1 help
I am having a hard time understanding these problems would some one please explain what i need to do the teacher is asking me for points on the graph i am totally confused 1)Graph the inequality. y > –5 2)Solve the following system of linear inequalities by graphing.
Thursday, May 3, 2007 at 9:45am by allen
inequalities
a. To solve 3x>3, proceed to solve 3x=3 to get x=1. Examine the inequality, if x=1+something, would the inequality be satisfied? If so, as in the case of the example, then you conclude that the solution is x>1. The above method is true for linear relations. For ...
Saturday, November 28, 2009 at 7:33am by MathMate
math
Construct a scatter plot for the given data. Determine whether there is a positive linear correlation, negative linear correlation, or no linear correlation.
Sunday, December 6, 2009 at 12:18pm by jen
algebra 1
I can't graph this for you here. Put "solving systems of inequalities" in google and click on the second link (the one with 'purplemath' in the address). This website gives an example of how to graph and solve inequalities.
Tuesday, February 8, 2011 at 4:54pm by helper
Math: Polynomial inequalities
Inequalities involving parabolas can get interesting. Solve as an equation: 2t^2 - t -3 = 0 (t+1)(2t-3) = 0 t = -1 or 3/2 Think now of the graphs of 2t^2 - 3 and t You want the region where the parabola is below the line. That is, -1 <= x <= 3/2 Of course, you ...
Tuesday, October 18, 2011 at 3:34pm by Steve
Algebra 1
1. How many solutions does the linear system have ? 3x - y = 4 -3x + 11y = 2 2. A line passes through the points (6,4) and (5,-3). What is the equation of the line in point-slope form ? a. x - 6 = 7(y-4) b. y - 4 = 7(x-6) c. y + 6 = 7(x+4) d. y - 6 = 7(x-4) 3. A line passes ...
Friday, April 19, 2013 at 10:33am by Shevani, help me
math/algebra
Can I get help in solving these problems using the linear system of elimination. 4x - 5y =22 x + 2y = -1 2x - 3y = 16 3x + 4y = 7 Word Problem: During the summer, you want to earn at least $150 per week. You earn $10 per hour working for a farmer and you earn $5 per hour ...
Thursday, March 12, 2009 at 1:29am by JAY10
math
You are correct. It is not linear over the full domain of x. It is linear from x = 5 to 20; then levels off from 20 to 25, and then is linear again from 25 to 30.
Thursday, January 20, 2011 at 9:27am by drwls
Math
For which table(s) of values in Exercises 39–42 is the relationship linear? Tell how you decided. Write the equation for each linear relationship. x 5 10 15 20 25 30 y 20 30 40 50 50 50 I do not think that this is a linear equation but I cannot determine the pattern so ...
Friday, December 11, 2009 at 5:53pm by Anna
Math
A linear foot is a straight line. A 2" by 4" by 6' is six linear feet long. Check this site for more information. http://en.allexperts.com/q/Math-Kids-3251/Linear-Feet.htm
Wednesday, July 30, 2008 at 9:32pm by Ms. Sue
Algebra II
Determine if the following equation is linear. -7^2+y^2-y^2=3x+7 Linear and Standard Form ______________ or Non Linear
Tuesday, March 5, 2013 at 1:51am by Shelvia
Math
Responding back as requested: This is all I was provided Solve the folowing system of linear inequalities by graphing. x + 2y is less than or equal to 3 2x - 3y is less than or equal to 6 I would change the inequality into slope intercept form and treat it like an equation. y...
Saturday, May 26, 2007 at 6:48pm by Aman
math.please help!
set up the linear programming problem. Do not solve. A brewery manufactures three types of beer-lite, regular and dark. Each vat of lite beer requires 6 bags of barley, 1 bag of sugar, and 1 bag of hops. Each vat of regular bear requires 4 bags of barley, 3 bags of sugar, and ...
Monday, July 19, 2010 at 9:33pm by sha
algebra
LINEAR. Make a flash card, memorize that word, LINEAR. It means a straight line. a, is linear. b. is hyperbola c is parabola
Thursday, March 17, 2011 at 3:11pm by bobpursley
Math
If you assume that Y is linear, then you can write down an equation. Then you take the first two points to completely fix the undetermined constants in that equation. Then you have arrived at the following conclusion: Assuming that the relation is linear, y is given in terms ...
Wednesday, March 25, 2009 at 8:36pm by Count Iblis
math link to instructions
http://www.sparknotes.com/math/algebra1/inequalities/section4.rhtml
Monday, December 10, 2012 at 6:02pm by Damon
Math
Sometimes I get confused with the inequalities. You have $47 to spend on music and movie downloads. Each album down load cost $7 and each movie download costs $8. Write and graph a linear inequality that represents this situation. Let x represent the number of albums and y the...
Thursday, February 2, 2012 at 12:15pm by Jane
math
Linear Programming word problem Full Question: Madison is preparing a wilderness backpacking trip on which she plans to eat a combination of cereals and nuts. The recommended daily requirement is at least 300 calories and 2.4 ounces of protein. Each ounce of cereal supplies ...
Sunday, September 25, 2011 at 1:28pm by Anonymous
inequalities graph
You might want to try some of the following tutorials: http://search.yahoo.com/search?fr=mcafee&p=inequalities+graph+tutorial Sra
Sunday, November 21, 2010 at 8:04pm by SraJMcGin
Math
Okay .. Im working on Linear Equations and am VERY confused can someone help me solve this equation? (Remember its : Linear Equation) y=3x+4 Ok Gabby, this is a line with slope 3 and y intercept 4. Have you seen how to graph lines yet? (Incidentally, we can see it's linear...
Tuesday, September 12, 2006 at 2:47pm by Gabby
math linear equations
how do u make a linear equation from a data table??
Monday, May 9, 2011 at 1:30am by bob
Math
NOt linear. notice how y becomes constant at high x, that is not linear as the first.
Friday, December 11, 2009 at 5:53pm by bobpursley
Math
Is the relationship between y and x linear? x y 0 2 4 5 8 8 12 11 i don't think it's linear.
Wednesday, March 25, 2009 at 8:36pm by Angie
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