Tuesday

July 22, 2014

July 22, 2014

Number of results: 92,680

**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?
*January 27, 2013 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?
*September 4, 2012 by Austin*

**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?
*June 26, 2013 by Kim*

**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...
*January 9, 2014 by Victoria*

**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 ...
*January 14, 2014 by Anonymous*

**linear equation**

For the following linear inequalities draw the feasibile region i: x _>1 ii: x+y _<2 iii: x-axis
*February 27, 2011 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
*August 23, 2008 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
*August 30, 2008 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
*August 31, 2008 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.
*March 21, 2012 by jess*

**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 ...
*October 1, 2007 by Tam*

**Math**

How do i solve 2x+y > -3? And how do i graph it. This is Linear inequalities.
*May 3, 2012 by David*

**math/algebra**

how do I solve system of linear inequalities by graphing x-y<=3, x+2y=>6.
*September 16, 2007 by rex*

**Math**

Solve the following system of linear inequalities by graphing. 3x y < 2 x + y > 2
*December 16, 2007 by Need help*

**math/algebra**

I need help solving the solution sets for linear inequalities: 1.3x-y<=6 x>=1 y<=3
*September 12, 2007 by jaysgyrl*

**Math Help please**

Solve the following system of linear inequalities by graphing. 3x y < 2 x + y > 2
*January 25, 2008 by T.T*

**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, ...
*December 10, 2012 by Carl*

**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 ...
*October 4, 2011 by HC*

**Math**

Explain why the vertices of a solution region are important when using linear systems of inequalities for optimization problems ?
*April 20, 2011 by Tina*

**Algebra**

Linear equations and inequalities
*June 5, 2012 by Jewel*

**algebra 1**

i need help in linear inequalities
*July 30, 2013 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.
*January 10, 2007 by Sam*

**algebra**

solving linear inequalities by graphing: x-2y<=4 x=>1 I need help!!
*September 15, 2007 by Joi*

**Algebra 1**

I'm graphing linear inequalities...it says I need to do: y<2x+4 y>5 How do I do this?
*January 27, 2011 by Rachel*

**math - reqents**

i need sOme seriOus heLp . On . some . linear equatiOn . inequalities packet that i have . please HELP =[
*January 7, 2009 by HiPOLitO*

**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
*April 3, 2011 by ash*

**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?
*April 8, 2012 by hanna*

**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?
*April 6, 2012 by allsaa*

**algebra 2**

Solve the given system of linear inequalities by graphing: x+y>4 x-y<7
*November 4, 2009 by saRa*

**algebra 2**

Solve the given system of linear inequalities by graphing: x+y>4 x-y<6
*November 8, 2009 by saRa*

**algebra**

Graph the solution set for the system of linear inequalities y<2x+3 and y>=2x-6
*February 29, 2012 by Libuse*

**math - inequalities**

How many integers are common to the solution sets of both inequalities? x+7 ≥ 3x 3x+4 ≤ 5x
*December 14, 2013 by Maggie*

**math-inequalities**

graph solution set of system of inequalities x+y< 4 x-2y>6
*April 11, 2012 by Anonymous*

**algebra 1**

graph the system of linear inequalities x+y<4 x+y>-2 please solve asap
*January 30, 2008 by shay*

**equation**

For the following linear inequalities draw the feasibile region i: x _>1 ii: x+y _<2 iii: x-axis
*February 27, 2011 by winning*

**equation**

For the following linear inequalities draw the feasibile region i: x _>1 ii: x+y _<2 iii: x-axis
*February 27, 2011 by winning*

**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)
*May 31, 2013 by mysterychicken*

**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) ĄÝ 0 The or means union of these inequalities. 2. 5(p + 3) + 4 > p - 1 or 4(p - 1) + 2 > p + 8
*August 30, 2012 by Neil*

**algebra**

Can someone please explain system of linear inequalities by graphing this one problem x-2y<=4 and x=>1.
*September 16, 2007 by Joi*

**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
*September 9, 2009 by Lisa*

**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:
*January 2, 2007 by jasmine20*

**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
*March 2, 2010 by adrian villanueva*

**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...
*June 14, 2010 by Amanda*

**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...
*February 22, 2010 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.
*May 26, 2007 by Aman*

**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 ...
*January 15, 2008 by Anonymous*

**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. ...
*June 3, 2007 by Graphing Help!*

**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 "<")
*February 13, 2013 by Angelina*

**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
*April 10, 2012 by brandi*

**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
*September 28, 2010 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 ...
*March 12, 2009 by Marta*

**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 ...
*April 10, 2009 by Angie*

**Gender Inequalities**

Are there any inequalities between men and women in the armed forces?
*May 27, 2008 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
*September 28, 2010 by Amy~*

**math**

5.If inequalities are multiplied by positive number, the order remains the same. If x>y and z>0, then xz>yz. However, if inequalities are multiplied by negative numbers the order is reversed. If x>y and z<0 then xz<yz Please show work and explain.
*May 13, 2014 by Johnny *

**algabra II**

does anyone have the answers to exam 00703600 inequalities, permutations, and probabilities i just need the part on graphing the inequalities
*September 29, 2010 by kay*

**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.
*March 1, 2011 by Mary*

**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?
*March 25, 2009 by cynthia*

**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.
*September 20, 2009 by B.B.*

**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 ...
*January 20, 2014 by Jessica*

**Math**

For which table(s) of values in Exercises 3942 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 that I ...
*December 11, 2009 by Anna*

**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/
*June 4, 2008 by claire*

**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 ...
*January 8, 2012 by luckybee*

**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 ...
*March 12, 2009 by JAY10*

**alg2 check?**

Graph the system of inequalities then substitute the (x,y)order pair into both inequalities. y>3x+1 y<-2/3x+4 (second one has a line under the arrow) I don't get what they are asking for? if they want me to solve it how am I suppose to set it up?
*July 18, 2013 by tyneisha*

**Algebra**

For which table(s) of values in Exercises 3942 is the relationship linear? Tell how you decided. Write the equation for each linear relationship. x y 5 20 10 30 15 40 20 50 25 50 30 50 bobpursley stated "Look at y. It stays constant at the end. If it were always constant, it ...
*March 5, 2010 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...
*November 28, 2008 by G*

**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...
*November 17, 2007 by Soly*

**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 ...
*April 19, 2013 by Shevani, help me*

**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?
*February 18, 2008 by James*

**math**

For which table(s) of values in Exercises 3942 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 understand this is not linear function but what is it asking me to do next.
*April 20, 2010 by Alex*

**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.
*May 3, 2007 by allen*

**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.
*January 25, 2009 by tera*

**Algebra**

Solve the following system of linear inequalities by graphing. x-3y>6 3x+2y>12 For the first equation I came up with y<1/3x+-2 (I flipped the sign because I divided by a negative) The second equation, y>-3/2x+6 For the graph: could someone explain in detail what ...
*September 1, 2007 by Bee*

**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...
*May 26, 2007 by Aman*

**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...
*February 2, 2012 by Jane*

**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...
*January 14, 2014 by Anonymous*

**education inequalities**

What are some inequalities in education between men and women?
*May 23, 2008 by Katherine*

**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
*April 21, 2012 by Some1 Help Me Plz*

**math**

Construct a scatter plot for the given data. Determine whether there is a positive linear correlation, negative linear correlation, or no linear correlation.
*December 6, 2009 by jen*

**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 ...
*September 25, 2011 by Anonymous*

**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 ...
*October 30, 2013 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 ...
*October 30, 2013 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 ...
*October 30, 2013 by Leah*

**algebra 1**

Material cost equation : 30x + 2y = 200 Profit equation : 100x + 5y = 400 B. Explain your inequalities and explain why x<8 and y<40 are also inequalities for this system
*November 22, 2013 by malik *

**Math**

For which values 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 don't understand what the relationship has to do with being linear?
*December 11, 2009 by lyndse*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph then slowing down ...
*October 30, 2013 by Leah*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph then slowing down ...
*October 30, 2013 by Emily*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph then slowing down ...
*October 30, 2013 by Leah*

**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, ...
*September 12, 2006 by Gabby*

**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 ...
*July 19, 2010 by sha*

**Inequalities & Absolute value**

|2x+4|<5 |5-3x|<9 What values of x are both of the inequalities above true? i. -2 ii. -1 iii. 1 I got -1 only and its right because I just plugged it in to find out, but is there another way of solving this perhaps algebraically? For example something like 2x+4<5 and...
*July 2, 2014 by Bethany*

**math inequalities please check**

A landscape designer has to design a rectangular pad of concrete at the centre of a rock garden. The lenght must be less than or equal to twice the width; the perimeter must be less than or equal to 40 m; and the area must be greater than or equal to 60 mē. 1.)Write as system ...
*October 25, 2010 by Sandi*

**Discrete Math**

True or False? Homogeneous linear recurrence equations are linear combinations of power functions. I think the answer is false because although a homogeneous linear recurrence equation is a linear combination, it is composed of constant coefficients. However to solve this ...
*May 31, 2013 by Sarah*

**math-inequalities**

Hi, I am having some problems with inequalities. It is asking us to solve and graph on a number line and then write it in interval notation and set notation. X>2 and X>4 I graphed them in a number line already and i have the following: Interval notation (2,infinity) and ...
*February 14, 2011 by phobia*

**statistics**

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? 1. the ...
*January 7, 2012 by luckybee*

**Algebra II**

Determine if the following equation is linear. -7^2+y^2-y^2=3x+7 Linear and Standard Form ______________ or Non Linear
*March 5, 2013 by Shelvia*

**Linear Alebra**

Show that the transformation T:R^2->R^2 given T(x1,x2)=(3x1-5x2,x1+2x2) is linear by verifying that satisfies the defination of linear.
*August 13, 2010 by Jason*

**Algebra**

Consider the two inequalities 2x - 4 < y and y < -2/3x + 2. (b) Graph the region of the plane that satisifies either inequality, or both inequalities. (c) Graph the region of the plane that satisifies either inequality, but NOT both. What I don't get is that in another ...
*February 4, 2009 by Lilianne*

**math inequalities please check**

A landscape designer has to design a rectangular pad of concrete at the centre of a rock garden. The length must be less than or equal to twice the width; the perimeter must be less than or equal to 40 m; and the area must be greater than or equal to 60 m^2. 1.)Write as system...
*October 25, 2010 by Sandi*

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