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April 20, 2014

Search: Math - Linear Inequalities

Number of results: 218,343

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 1A
How many solution sets do systems of linear inequalities have? Do solutions to systems of linear inequalities need to satisfy both inequalities? If so what are some examples?
Wednesday, June 26, 2013 at 4:00pm by Kim

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

Algebra 1 Concept Explaination
https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/graphing-linear-inequalities/v/graphing-inequalities
Tuesday, January 14, 2014 at 9:13pm by bobpursley

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

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

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
Sunday, August 31, 2008 at 11:46am by Lucy

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

Algebra
But we are doing systems of linear inequalities, so I'd want at least two different inequalities. Also, I don't understand how you put x,y, and -1 into the parentheses. Also, would this work? 30x + 15y >= 150 x + y - 10 <= 200
Monday, January 13, 2014 at 7:54pm by Anonymous

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

Algebra 1 (Reiny)
Will you please explain the steps I must take in order to graph these linear inequalities? Graph each system of linear inequalities. Give two ordered pairs that are solutions and two that are not solutions. 1. y < 2x - 1 y > 2 2. x < 3 y > x -2 3. y => 3x 3x + y...
Thursday, January 9, 2014 at 9:55pm by Victoria

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 are asked ...
Tuesday, October 4, 2011 at 12:53pm by HC

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
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 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

Algebra 1 (Reiny)
I desperately need guidance. Not only do I not know how to graph these systems of linear inequalities, but I also do not understand the concept whatsoever. I have watched several videos regarding the subject, but I didn't retain anything from them. Please, I desperately need ...
Tuesday, January 14, 2014 at 10:21pm by Anonymous

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

algebra 1
i need help in linear inequalities
Tuesday, July 30, 2013 at 9:04pm by Anonymous

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

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 value of f(x, ...
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/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 - 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

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
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
graph solution set of system of inequalities x+y< 4 x-2y>6
Wednesday, April 11, 2012 at 2:14am by Anonymous

algebra
solving linear inequalities by graphing: x-2y<=4 x=>1 I need help!!
Saturday, September 15, 2007 at 8:06pm by Joi

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 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 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

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
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 inequalities please check
your inequalities are right. :)
Monday, October 25, 2010 at 10:51pm by jai

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

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

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

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

Math (Absolute Value Inequality)
You probably would like to find the value of a. We established that to satisfy the quadratic inequality x^2−11x−210 < 0 -10<x<21 Now substitute this interval into each of the two linear inequalities: x-8<a and 8-x <a (-10)-8<a => a>-18 8-(-...
Sunday, May 26, 2013 at 3:31am by MathMate

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

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 - inequalities
How many integers are common to the solution sets of both inequalities? x+7 ≥ 3x 3x+4 ≤ 5x
Saturday, December 14, 2013 at 9:30pm by Maggie

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 + 5. ...
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) 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

Gender Inequalities
Are there any inequalities between men and women in the armed forces?
Tuesday, May 27, 2008 at 9:30pm by Katherine

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 linear ...
Tuesday, June 8, 2010 at 6:13pm by Ariel

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

SAT math
1. True or False: The y -intercept of the linear equation x y = 4 is (0, 4). False?...I think its -4 2. If 10 a > 17, then 30 a + 2 > ____ ? 53? 3. Which of the points below will satisfy the given system of inequalities? 2y>-2 and 15x<0 (-4, -1)
Friday, May 31, 2013 at 3:56pm by mysterychicken

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~

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

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

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

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

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.

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
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

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
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

Math
1. Marissa is a photographer. She sells framed photographs for $100 each and greeting cards for $5 each. The materials for each framed photograph cost $30, and the materials for each greeting card cost $2. Marissa can sell up to 8 framed photographs and 40 greeting cards each ...
Monday, January 20, 2014 at 10:56am by Jessica

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

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

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 standard ...
Friday, January 16, 2009 at 7:25pm by Count Iblis

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
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

algerbra 2
so how do I explain inequalities and why x<8 and y<40 are also inequalities for this system? Do I add or multiply by 4?
Friday, November 22, 2013 at 5:46pm by malik

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

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

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 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

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

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

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

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

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
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 non-...
Saturday, November 28, 2009 at 7:33am by MathMate

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

Algebra 1 Concept Explaination
Can anyone thoroughly explain how to graph systems of linear inequalities? I am struggling to grasp this concept, and I was already supposed to complete the schoolwork assigned to me regarding this topic. Thank you, in advance, to anyone who might be able to explain this to me...
Tuesday, January 14, 2014 at 9:13pm by Anonymous

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 can do ...
Tuesday, October 18, 2011 at 3:34pm by Steve

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

Discrete Math
Apparently I was not the only one who was confused if this was True or False? This was the professor's response: "Nice! #6 is not counted, because question is somewhat ambiguous: Homogeneous linear recurrence relations are not linear combinations of power functions. However ...
Friday, May 31, 2013 at 8:08pm by Sarah

education inequalities
What are some inequalities in education between men and women?
Friday, May 23, 2008 at 10:51am by Katherine

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

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
Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION) 2 A rock that is ...
Wednesday, October 30, 2013 at 6:22pm by Leah

Math
Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION) 2 A rock that is ...
Wednesday, October 30, 2013 at 7:26pm by Emily

Math
Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION) 2 A rock that is ...
Wednesday, October 30, 2013 at 8:43pm by Leah

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