# Math - Linear Inequalities

134,395 results

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?

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?

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?

Math
5. A system of linear inequalities is shown below: x + y ≥ 4 y < 2x – 3 Describe the steps to graph the solution set to the system of inequalities. Be specific. (10 points)

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...

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 ...

linear equation
For the following linear inequalities draw the feasibile region i: x _>1 ii: x+y _<2 iii: x-axis

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

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

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

math
this is a linear inequalities 4a-3b=5

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 ...

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.

Math
How do i solve 2x+y > -3? And how do i graph it. This is Linear inequalities.

Math
How are inequalities related to linear equations

math/algebra
how do I solve system of linear inequalities by graphing x-y<=3, x+2y=>6.

Math
Solve the following system of linear inequalities by graphing. 3x – y < 2 x + y > 2

math/algebra
I need help solving the solution sets for linear inequalities: 1.3x-y<=6 x>=1 y<=3

Solve the following system of linear inequalities by graphing. 3x – y < 2 x + y > 2

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, ...

Math
Solve the following systems of linear inequalities x+2y is less than or equal to 6 y is greater than -4x

Math
How would I find the solution set for a system of linear inequalities? For example, x-3y<10 3x-2y≥5

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 ...

Math
Explain why the vertices of a solution region are important when using linear systems of inequalities for optimization problems ?

Algebra
Linear equations and inequalities

algebra 1
i need help in linear inequalities

Algebra
Solving Linear Equations and Inequalities Solve by eliminating x (this is solving 3 linear equations) then substitute to the other two equation x + y + 5z =2 (1) 4x - 3y + 5z =3 (2) 3x - 2y + 5z=1 (3) my teacher gave me the answer she said the solution set for this should be...

Algebra I DONT KNOW HOW TO DO 3 VARIABLES
Solving Linear Equations and Inequalities Solve by eliminating x (this is solving 3 linear equations) then substitute to the other two equation x + y + 5z =2 (1) 4x - 3y + 5z =3 (2) 3x - 2y + 5z=1 (3) my teacher gave me the answer she said the solution set for this should be...

Graphing Linear Equations and Inequalities
Graph: y<2x

algebra
solving linear inequalities by graphing: x-2y<=4 x=>1 I need help!!

Algebra 1
I'm graphing linear inequalities...it says I need to do: y<2x+4 y>5 How do I do this?

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.

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

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?

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?

algebra 2
Solve the given system of linear inequalities by graphing: x+y>4 x-y<7

algebra 2
Solve the given system of linear inequalities by graphing: x+y>4 x-y<6

algebra
Graph the solution set for the system of linear inequalities y<2x+3 and y>=2x-6

math - reqents
i need sOme seriOus heLp . On . some . linear equatiOn . inequalities packet that i have . please HELP =[

Math
I need some help with solving this problem: Find the solution set for the system of linear inequalities. x – y ≥ 3 x + 2y ≥ 6

math - inequalities
How many integers are common to the solution sets of both inequalities? x+7 ≥ 3x 3x+4 ≤ 5x

algebra 1
graph the system of linear inequalities x+y<4 x+y>-2 please solve asap

math-inequalities
graph solution set of system of inequalities x+y< 4 x-2y>6

equation
For the following linear inequalities draw the feasibile region i: x _>1 ii: x+y _<2 iii: x-axis

equation
For the following linear inequalities draw the feasibile region i: x _>1 ii: x+y _<2 iii: x-axis

algebra
Can someone please explain system of linear inequalities by graphing this one problem x-2y<=4 and x=>1.

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)

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

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

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:

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

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...

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...

Algebra 1a
I am working with Systems of Linear Inequalities and need to find the point where the lines meet to label my graph. -9x-3y<27 and 8y+9y>=72 Thanks!

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.

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. ...

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 ...

Algebra SOLVING LINEAR EQUATIONS AND INEQUALITIES
Please help Im am Grade 5 and my teacher is letting me do this. 1. Solve the solution by using elimination and substitution 3/x - 2/y = 14 6/x + 3/y = 7 2. Solve by eliminating x (this is solving 3 linear equations) then substitute to the other two equation x + y + 5z =2 (1) ...

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

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 "<")

linear programming problem
Consider the linear programming problem: Maximize P=60x+50y. x+y≤80 5x+10y≤560 50x+20y≤1600 x≥0 y≥0 Use the simplex method to solve the problem. Use s, t, and u as your slack variables for the first, second, and third inequalities respectively. Use the final simplex ...

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

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 ...

parabolic path that can be reprsented by the function y=-0.1x^2 +2.9x, where x represents the horizontal distance and y represents the vertical distance of the football. As the ball is rising, a Louisanna lineman jumps in a linear path that can be represented by the equation y...

Gender Inequalities
Are there any inequalities between men and women in the armed forces?

Inequalities
Write two different inequalities that you can solve by adding 5 and multiplying by -3.

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 ...

Graphing Linear Equations and Inequalities
Fill in the t-table below for the equation. Then graph the line on the grid by selecting two of the points from your table. 3x+4y=-16 x y −4 0 4

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

algabra II
does anyone have the answers to exam 00703600 inequalities, permutations, and probabilities i just need the part on graphing the inequalities

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.

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?

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.

Math
Lesson 9: Equations and Inequalities Unit Test Algebra Readiness A Unit 7: Equations and Inequalities HELP PLS

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 ...

Math
Lesson 8: Solving Inequalities Unit Test CE 2015 Algebra 1 Unit 4: Solving Inequalities i need answers im 9 lessons behind in math and my mom just had surgery and the house is a mess if anyone understands please help!!!! ): i just dont have time

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/

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.

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 that ...

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?

Algebra
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 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, ...

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 ...

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 ...

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...

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...

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 ...

math
Lesson 14: Equations and Inequalities Unit Test CE 2015 Math 7 A Unit 4: Equations and Inequalities

math
You need at least 5 pounds of potatoes and onions. Potatoes cost \$4 per pound and onions cost \$2 per pound. You can spend at most \$18. a) define the variables b) a system of linear inequalities that represents this situation.

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.

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 ...

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?

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 understand this is not linear function but what is it asking me to do next.

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.

education inequalities
What are some inequalities in education between men and women?

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

math
length of a piece of wood must measure between 15 and 17 centimeters and the width must measure between 9 and 11 centimeters. write a system of linear inequalities to represent the possible dimensions of the wood,in inches,given that 1 inch equals 2.54 centimeters. plz do help...

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...

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...

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...

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

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