Questions on Algebra: Inequalities, trichotomy answered by real tutors!

Tutors Answer Your Questions about Inequalities (FREE)

Question 167948: Find the slope of each line. Then tell what the slope represents.
coordinates:
4,80
12,160
would the answer be 3/80?
Im confused
Click here to see answer by scott8148(6628)

Question 168182: 1. y-10>2y-3 are 7,-18,-11,or -3 a solution to the inequality?
2. (x|x is greater than or equal to -5) how do i write in interval notation?
3. what is interval notation for the set (x|-5>x>-7)
4. solve -7/2x>-5/4 ...what is solution x|x???
Click here to see answer by jim_thompson5910(28715)

Question 168234: One-third of a number is 8 less than one-helf of the number. Find the number.

I don't have a clue where to start on this problem or where to start working it out they don't give us an example like this one in our text book. Could you please help me out. It would be greatly appreciated. Thank you so much!!
Click here to see answer by Fombitz(13828)

Question 168241: One number is 7 more than another number. Find the two numbers if three times the larger number exceeds four times the smaller number by 5.

No clue where to start or begin!!! Help me please!!!! Thank you!!
Click here to see answer by josmiceli(9817)

Question 168342: 1. 3/2x is greater than or equal to -7/4 {x|x ??}
2. 6x+7<31 {x|x??}
3. 0.4x + 6 is less than or equal to 1.2x-3 {x|x??}
4. 2/3(3x-6)>12 set builder notation to describe the complete solution
5. {3,6,9,12} {5,8,10} find intersection
6. -1
Click here to see answer by stanbon(57967)

Question 168355: You go to the store to buy buy supplies for class. You want to buy 5 identical folders.The most you can spend is $5.75.What are the individual folder prices that you could afford?
Click here to see answer by Mathtut(3670)

Question 168380: 2x + 5y =-6
4x +y =-12
Click here to see answer by stanbon(57967)

Question 168454: 4d+7 less than 23
Click here to see answer by eggsarecool(46)

Question 168405: 4x/3 + 1 = 3y/4

graph it
please
Click here to see answer by eggsarecool(46)

Question 168606: A small company has an advertising budget of $15,000. The company plans to produce and air a television commercial. It will cost $500 to produce the commercial and an additional $50 each time the commercial is aired. How many days can the company afford to run the commercial if it aired once a day?
15,000- 500 14500 divided by 50 290
Click here to see answer by checkley77(12569)

Question 168640: graph each inequalities 13. y>2x-1
Click here to see answer by stanbon(57967)

Question 168622: the crowd that heard the President speak was estimated to be 10,000 people. The actual crowd could be 750 people more or less than this. What are the possible values for the actual crowd size?
Click here to see answer by Mathtut(3670)

Question 168612: You are working as an animator. Each frame in an animated feature film takes at least one hour to draw. When projected,35 millimeter film runs at 24 frames per second. A 2 1/2 hour movie has about 216,ooo frames. Write an inequality that describes the number of hours it would take to draw the frames needed for a 1 1/2 hour animated feature film. Thank you so much for helping me!
Click here to see answer by josmiceli(9817)

Question 168671: 1. -6 and -8 How are they related?
2. 10>2 Rewrite this in a different way using <
3. Study set 2.1: #41 Find the midpoint of line segment with the given endpoints.( This is in text book )
(0,0),(6,8)
Click here to see answer by stanbon(57967)

Question 168710: question 4x-9/10<=-9 or 4x-9/10>=6 {x|x<=? or x>=?}
question Graph the inequality on a plane Y>5x
Thank you
Click here to see answer by jim_thompson5910(28715)

Question 168704: Given x-1(less then or equal to)3x + 1(less than or equal to) x + 5. Solve for x and show your answer on the number line and in interval notaion.

Click here to see answer by jim_thompson5910(28715)

Question 163044: Graph and describe the shape that the lines form.
3x-2y=2
-3x-2y=-34
x-2y=6
find the vertices of the shape.
Click here to see answer by Alan3354(31529)

Question 168770: How do you know if a value is a solution for an inequality?
Click here to see answer by jim_thompson5910(28715)

Question 168776: If you replace the equal sign of an equation with an inequality sign, is there ever a time when the same value will be a solution to both the equation and the inequality?
Click here to see answer by stanbon(57967)

Question 168947: hello
if u can please help that would be great
An architect is designing a house for the Frazier family. In the design he must consider the desires of the family and the local building codes. The rectangular lot on which the house will be built has 91 feet of frontage on a lake and is 158 feet deep.
The building codes states that one can build no closer than 10 ft. to the lot line. Write an inequality and solve to see how long the front of the house facing the lake may be.
The Fraziers requested that the house contain no less 2800 ft square and no more than 3200 ft square of floor sample. Write an inequality to represent the range of permissible widths for the house.

thankz
Click here to see answer by stanbon(57967)

Question 168928: 3x+1<-2 or 2x+3>5
Click here to see answer by jim_thompson5910(28715)

Question 168952: Solve the inequality (multiple choice):

A) (-infinity,0)
B) all real numbers
C) (49,infinity)
D) no solution
Click here to see answer by josmiceli(9817)

Question 168993: Solve the inequality:
and
Click here to see answer by ankor@dixie-net.com(15746)

Question 169093: In inequalities what is the answer for -2s>4 how do you graph this
Click here to see answer by vleith(2825)

Question 169341: "Find all real solutions to each equation or inequality. For the
inequalities, also sketch the graph of the solution set.
1/x - 1/(x-1)= -1/6 Thank you."
Click here to see answer by nerdybill(7008)

Question 169340: Find all real solutions to each equation or inequality. For the
inequalities, also sketch the graph of the solution set.
8x^3 -27=0
Click here to see answer by gonzo(654)

Question 169415: explain how to solve this for my test!!!
2- 2/3x > 6
Click here to see answer by Mathtut(3670)

Question 169693: 5x - 10 > 2x + 4
I have tried to solve this but am off somehow, please help, thank you.
Click here to see answer by scott8148(6628)

Question 169788: -2 < a + 3 < 8 and graph its solution.
Click here to see answer by jim_thompson5910(28715)

Question 169768: Graph the linear inequality 2y>3x
Click here to see answer by stanbon(57967)

Question 169961: solve the inequality
3x/7x-2>x/x+1
My answer is (-infinity,-1)u (2/7, infinity)
Click here to see answer by stanbon(57967)

Question 170214: The length of a rectangle is three times its width. If the perimeter is at most 112 centimeters, what is the greatest possible value for the width? Write an inequality to model the problem.

Click here to see answer by nerdybill(7008)

Question 170355: Solve for x. Collect xs on the LEFT side. The solution should be presented with x first, the correct inequality symbol, then the number.
11x + 3 – 13x – 7 < 2(5 + 4x)

Click here to see answer by Mathtut(3670)

Question 170354: Solve for x. Collect xs on the LEFT side. The solution should be presented with x first, the correct inequality symbol, then the number.
2(x + 3) > 20

Click here to see answer by Mathtut(3670)

Question 170353: Algebraically find the x and y intercepts of the equation 3x - 5y = 10 and write each as an ordered pair.
Click here to see answer by Mathtut(3670)

Question 170352: Algebraically find the x and y intercepts of the equation 3x - 5y = 10 and write each as an ordered pair.
Click here to see answer by checkley77(12569)

Question 170351: Use the midpoint formula to find the midpoint of a line segment with endpoints: (2, 7) and (-4, 1)
Click here to see answer by checkley77(12569)

Question 170554: The linear equation x = -1 graphs as a horizontal/vertical/diagonal line (choose the correct label and type it below). Describe how you determined your answer.
Click here to see answer by Mathtut(3670)

Question 170638: I just don't get how to add or subtract the variables or anything please help me i need a good grade
Click here to see answer by Mathtut(3670)

Question 170550: . Fill in the chart given this linear equation:
2x + y = 42.
Type all your work below the chart.
x y
-2
-1
0
1
2

Click here to see answer by jojo14344(1512)

Question 54568: I really dont get inequalities at all so i need help on how to solve them. I get the two step, but its the using distributive property, gathering varibles on one side of an inequality, and multi-step. so could u please help me?
Click here to see answer by lina2o9(1)

Question 171177: How is determining a value to an equation different from determining that of a solution?
Click here to see answer by Mathtut(3670)

Question 171296: (5)EXPONET 2+55=
Click here to see answer by checkley77(12569)

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