inequalities

689 results

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?

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 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?

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 ...

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 - 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

algabra II

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

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

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

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?

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

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)

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.

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

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

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 ...

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 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

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

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.

Intermediate Algebra

Compound Inequalities Definition Words ◦Compound inequalities ◦And ◦Or ◦Intersection ◦Union 1). 12 < 12 + 4x < 0 2). 12 – x > 15 or 7x – 13 > 1 I divide it up the compound inequalities into two problems 12 <12+ 4x 4 x >0 or x...

Math

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

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...

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 ...

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?

inequalities

A home-based company produces both hand-knitted scarves and sweaters. please help please The scarves take 2 hours of labor to produce, and the sweaters take 14 hours. The labor available is limited to 40 hours per week, and the total production capacity is 5 items per week. ...

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...

Solving inequalities

I have to solve the following inequalities: x^2 + y^2 is less than or equal to 49 y is less than or equal to 3-x^2 I know that these are the equations of a circle and a parable. There should be 3 solutions. However, I am not sure how to solve these equations. CAn you help? ...

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

Algebra

Write a system of inequalities to express the exterior of the triangle ABD if A=(-2,7), B=(4,0), and C=(1,-3). Please help! gracias<3 Derive equations for the three lines connecting the three points. Then change the equations to inequalities to represent the region on the ...

Equations and Inequalities Unit Test

what are the answers to the Equations and Inequalities Unit Test. please please really help me. I have to finish it by today at 11:00.

math

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

algebra 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 ...

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 ...

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 m². 1.)Write as system...

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 ...

algebra1

graph the system of inequalities, and classify the figure created bu the solution region. y¡Ü4x+4 y¡Ü-0.25x+4 y¡Ý4x-1 y¡Ý-0.25x-1 a)the shaded region is a plane minus a rectangle b)there is no region common to all four inequalities c)the shaded region is a rectangle d)...

algebra1

graph the system of inequalities, and classify the figure created bu the solution region. y¡Ü4x+4 y¡Ü-0.25x+4 y¡Ý4x-1 y¡Ý-0.25x-1 a)the shaded region is a plane minus a rectangle b)there is no region common to all four inequalities c)the shaded region is a rectangle d)...

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...

Math - Inequalities

Please help with the following: What is an open dot, and what is a closed dot? Also, when are they used in inequalities? I am not really sure about what they are. The lesson has not taught me anything about open dots and closed dots. I have also looked them up, but I got ...

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

Consider the two inequalities 3x + 2y ≥ 4 9x + 8y ≤ 14 2y ≥ -3x + 4 2y/2 ≥ -3x/2 + 4/2 y ≥ -3x/2 + 4/2 y ≥ -3x/2 + 2 slope -3/2 y- intercept 2 The black line is y ≥ -3x/2 + 2 8y ≤ -9x + 14 8y/8 ≤ - 9x/8 + 14/8 y ≤ -9x/8 + 14/8 y ≤ - 9x/8 + 7/4 slope -9/8 ...

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 ...

algebra 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 ...

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...

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. ...

math

will anyone explain to me how to solve two step inequalities? it would be most appreciated. they are called two step inequalities. ill give you an example -40<5+5x that makes no sense to me I don't know :( SOLVING AN ABSOLUTE INEQUALITY lET X BE A VARIABLE OR AN ALGEBRATIC ...

algebra 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 ...

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

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.

Inequalities

1.8z>9.36

inequalities

5(2x-4)+ 11< 10 -2(6-x)

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...

math-inequalities

I really don't understand this stuff for example: 9b-3b+34<2b-10 and 7a+3=24 letters represent variables so they can be anything really. Once you understand this step then the rest of the problem can start to make sense. Inequalities tell you whether something is greater/...

math (double checking)

I've posted this question before but I forgot to say that I was dealing with polynomial inequalities (not sure if that makes a difference) The question is: Solve the following polynomial inequalities. (9 marks) 4x - 5 ≤ 2(x - 7) x^3 - 5x^2 + 2x ≥ -8 2(x^3 - 2x^2 + ...

statistics

My problem is to graph a system of inequalities (which ive done) and introduce slack variables to convert the system of inequalities to a system of equations. So I am building my table and all is easy until I get to the point where S1 and S2 are both zeros or S1 and S3 are ...

equations and inequalities

2x/x-3-1/2=2/2x-6

inequalities graph

2x+y<80,x+y<50,x>0,y>0

math

inequalities x-5<15

Math- Inequalities

1. x - 7 > 10 x > 17 2. 3x <= 21 x <= 7 3. 5a - 2 < 18 a < 4 4. 2t + 8 >= -4(t + 1) t >= -2

Inequalities

-16 ≤ 2/5k

equation and inequalities

-6w<84

equation and inequalities

5m>45

equation and inequalities

N/-3>-4

equation and inequalities

K-6>4

math (urgent help needed)

Seeds of type A and type B are sold in a packet each must contain a)both type a and type b seeds b)at least twice the number of type b c)as there are type a seeds no more thanm 12 seeds 1)state the minimum number in each packet of type a and type b seeds. 2)if there are x type...

math(relation & functions) need help urgently

Seeds of type A and type B are sold in a packet each must contain a)both type a and type b seeds b)at least twice the number of type b c)as there are type a seeds no more thanm 12 seeds 1)state the minimum number in each packet of type a and type b seeds. 2)if there are x type...

Math

Directions:Write inequalities for the numbers 2 - 4 below. Do not solve them! Problems: 2.Your quiz grades are 19, 17, 20, and 15. What is the lowest grade you can receive on the next quiz and maintain at least an 18 average? 3.Stacey and Luis volunteer at the local hospital. ...

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 ...

Adv. Math

I don't know how to do this inequalities.... -24 < 1/2b

algebra

what or the signs of inequalities ?

algebra

2r + 5 < -1 solve for inequalities

Solve and Graphing Inequalities

x>4, and 2x/6<6?

algebra

Are the inequalities x > 8 and -x < 8 equivalant? Why or why not?

Algebra 1

-p/-7>-9 What is p? For solving inequalities.

Algebra

Graph inequalities -2x>18

Algebra 1

How do u graph inequalities?!?

Algebra

compound inequalities -10<-2+8x<22

Algebra

Compound inequalities 4x+7<11 or 1-x<=-2

Inequalities

solve the inequality: x-3/x-2 + 12/x^2-x-2> 8/X+1

math

how to express inequalities

college algeb

Inequalities 1.) 3(t+1)>2t 2.) 2p+1/5 > -3 3.) x^2-3x-10 >= 10

math

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

Exponential Inequalities

2/5^(5x-1) >orequal 25/4

intermediate algebra

Inequalities –1 ≤ x – 3 ≤ 5

inequalities mathh 7a

2) r over 2-6=14 A R=40 B R=34 C R=20****** D R=16

Algebra 1

Can someone please check my answers? Thanks! :) 1.) Which of the following inequalities is true for all real values of x? a.) x^2≤x^3 b.) 2x^3≤4x^2 c.) 4x^2≤94x)^2 d.) 4(x-3)^2≥4x^2-3 My answer: B. 2.) Which of the following inequalities is true for all...

Algebra 1

Can someone please check my answers? Thanks! :) 1.) Which of the following inequalities is true for all real values of x? a.) x^2≤x^3 b.) 2x^3≤4x^2 c.) 4x^2≤94x)^2 d.) 4(x-3)^2≥4x^2-3 My answer: B. 2.) Which of the following inequalities is true for all...

solving rational inequalities

1/(1+x^2) < 1/2 TIA

inequalities

hello, can you help me to solve this question? x^2+9>0 thank you''

Math

How do you solve for inequalities like this? 1< 4-x < 1.59

Algebra

How do I graph the system of inequalities. y _> -3. and x_>6.

Algebra HELP

How do I graph the system of inequalities? y > or = to -3. and x > = to 6.

Algebra

Graphing the system of inequalities. y>= -5 x>= 6

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