Math - Linear Inequalities

139,700 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?

algebra-math

Create a system of linear equations. Explain the steps for solving a system of linear inequalities. Make a system of linear inequalities problem. Please help me with this?

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-math

When it comes to linear inequalities, these are explained to be similar to a linear equation, but the difference between the two is that the equal signs are replaced with an inequality symbol. It is also explained that when it comes to doing a linear inequality, it is more ...

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

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

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

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

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

Graph the solution set for the of linear inequalities. x+y≤2 −x+y≤2 y≤−2

Math

Graph the solution set for the linear inequalities. y<4x+2 2x−y≥2

Math

Graph the solution set for the of linear inequalities. x-y≤5 x+3y≤5 x≥−3

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

Graph the solution set for the linear inequalities. 3)x+y≤4 2x−y≥2

College math

Graph the solution set for the of linear inequalities. x+y≤2 -x+y≤2 y≤−2

math/algebra

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

Math Help please

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

Math

Graph the solution set for the linear inequalities. 2. x+y≤4 2x−y≥2 3. y<4x+2 y≥4x−4

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

algebra 1

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

College Algebra

Graph the solution set for the system of linear inequalities. 1.x+y≤2 x≥0 y≥0 2. x-y≤5 x+3y≤5 x≥-3

math - inequalities

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

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:

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

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...

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

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...

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. ...

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) ...

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 ...

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

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 "<")

Math, Inequalities

Prove the following inequalities. Then state for which values the LHS equals RHS. 1) a^2 + b^2 ≥ 2(a-b-1) 2) Given a + b = 1, prove the inequality a^2 + b^2 ≥ 1/2 Please explain how you solved it. Thanks.

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 ...

MATH

Let f(x) = m1x + b1 and g(x) = m2x + b2 be two linear functions. Answer the following, noting that answers may depend on the the ms and bs. a. Is f (x) + g(x) a linear function of x? b. Is f (x) − g(x) a linear function of x? c. Is f (x) × g(x) a linear function of x? d. Is...

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

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 ...

Linear quadratics and inequalities

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 ...

Math Linear Inequalities

A rectangular enclosure must have an are of at least 4800yd^2. If 280yd of fencing is used, and the width can not exceed the length, within what limits must the width of the enclosure lie?

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 ...

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

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

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.

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