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

Tutors Answer Your Questions about Inequalities (FREE)

Question 436767: Can someone help me solve the following limit? I know im in the wrong section...
lim 2x^2-9x+2
x->3
Thank you.
Click here to see answer by richard1234(7193)

Question 437741: what is the answer to x/5 < 1/3
Click here to see answer by nerdybill(7384)

Question 437764: Solve using the addition and multiplication principles. Be sure to show all of your work.
11 + 6y > 83

Click here to see answer by stanbon(75887)

Question 437765: Solve the following equation by clearing fractions. Please show all of your work.
x/4-2/3=x+5

Click here to see answer by stanbon(75887)

Question 437766: The area of triangle with base, b and height h, is given by:
A=1/2bh

If the area of a certain triangle is 65 square inches and the height is 26 inches, what is the base? Please show all of your work.

Click here to see answer by stanbon(75887)

Question 437763: Solve using the multiplication principle.
-x/3>-6
Click here to see answer by stanbon(75887)

Question 437763: Solve using the multiplication principle.
-x/3>-6
Click here to see answer by MathLover1(20849)

Question 437762: Solve the inequality and represent your answer in set builder notation. Be sure to show all of your work.
-3(4y � 2) < 30

Click here to see answer by MathLover1(20849)

Question 437877: can you please help me on this question what are all the negative odd integers that satisfy the inequality -3x +1≤ 17
Click here to see answer by josmiceli(19441)

Question 438262: Your score 88, 98, and 86 on your first 3 math test. What must you score on the fourth test to obtain an average of at least 92?
using linear inequalities formula i worked problem out my instructor told me it was wrong can you help
Click here to see answer by stanbon(75887)

Question 438286: solve the ineguality and then wirte the solution n interval notation and graph it
1.-36r+24 less than equal to (5r-10)
2.1 less than 3t-5 less than equal to 19

Click here to see answer by MathLover1(20849)

Question 438287: write an equation of the line through the given point with the given slope write the equation in slope intercept form (4,4);m= -5/7
Click here to see answer by josmiceli(19441)

Question 438525: what is the solution to x-5>14?
Click here to see answer by lazybones4now(2)

Question 438616: if n-3 represents an odd integer,the next larger odd integer is represented by
A.n+1
B.n-1
C.n-5
4.n+5
Click here to see answer by Alan3354(69443)

Question 438958: I've never been great with graphs, and once again, I'm stuck.
Here's what it says on my homework: Write the inequality for the graph shown.
Here's a photo of the actual graph: http://i613.photobucket.com/albums/tt214/Gabbycrts/_img009.jpg
Can you help me? Thank you!
Click here to see answer by rwm(914)

Question 438997: I've never been great with graphs, and once again, I'm stuck. One person felt the graph looked sloppy, and gave 2 possible answers: x> 1/3 and x>0
I need another opinion. Here's what it says on my homework: Write the inequality for the graph shown.
Here's a photo of the actual graph: http://i613.photobucket.com/albums/tt214/Gabbycrts/_img009.jpg
Can you help me? Thank you!
Click here to see answer by scott8148(6628)

Question 439094: please help me solve this inequality in interval notation
thanks
Click here to see answer by unlockmath(1688)

Question 439332: using linear equations and inequalities
Volume of Aluminum Foil One cubic centimeter of
aluminum weighs 2.7 grams. If a piece of aluminum
foil weighs 5.4 grams, find the volume of the aluminum
foil.
Click here to see answer by stanbon(75887)

Question 439328: Thickness of Aluminum Foil A rectangular sheet of
aluminum foil is 50 centimeters long and 20 centimeters
wide, and weighs 5.4 grams. Find the thickness
of the aluminum foil in centimeters. We are using linear equations and inequalities. Need help
Click here to see answer by stanbon(75887)

Question 439394: -25t>100
Click here to see answer by edjones(8007)

Question 439432: I have some homework problems that's asking me to write my solutions in set builder notation. I have the answers to the problems, so that's not what I'm needing help with.
Problem: x - 4/7 ≤ 2
Answer: x ≤ 18/7
Problem: - 2/15 x ≥ 3/16
Answer: x ≤ - 45/32
Problem: -3x � 6 < 5(x � 5)
Answer: x > 19/8
How do I write the solutions "Set Builder Notation"? Thank you!
Click here to see answer by nerdybill(7384)

Question 439756: Please help me solve this equation: x^2-2<=|x+1|
Click here to see answer by stanbon(75887)

Question 440585: Please help me solve this inequalty for x and y so i can learn to graph it
Click here to see answer by edjones(8007)

Question 441051: Solve the system by using either the substitution or the elimination-by-addition method, whichever seems more appropriate.
3x-7=15
5x+7y=9
Click here to see answer by Mlallory_Pl(3)

Question 441224: -2>x
Write a second inequality with the same meaning.
Click here to see answer by stanbon(75887)

Question 441250: __
0.11
How to solve this?
Click here to see answer by stanbon(75887)

Question 441393: write x<0 or x>16 as a verbal sentence
Click here to see answer by richard1234(7193)

Question 441633: Please help me solve this equation
Click here to see answer by asuar010(338)

Question 441633: Please help me solve this equation
Click here to see answer by stanbon(75887)

Question 441938: problem is |x-8|=2
how do i solve this?
Click here to see answer by josmiceli(19441)

Question 442147: How to do please {1,3,7} ^{2,3,8} to find the intjersection of the sets pls
Click here to see answer by tinbar(133)

Question 442239: B) 500+22x=360+28x
How do I figure out the value of x?
Click here to see answer by stanbon(75887)

Question 442245: 500+22x=360+28x
Please help me solve this as simply as possible, step by step?
Click here to see answer by ilana(307)

Question 442288:
need to solve and find the solution
Click here to see answer by richard1234(7193)

Question 442282: I have done problems like this but where there is a number in front of x
Solve
-7 < (x+4) < 7
what is the solution
Click here to see answer by rwm(914)

Question 442469: -6< 1/4 (3-x)<12

Click here to see answer by Gogonati(855)

Question 442682: x2-8x>0 solve and write th solutino set in interal notation
Click here to see answer by swincher4391(1107)

Question 442939: Write an inequality for this sentence.
People under 16 are not allowed to drive.
Click here to see answer by MathLover1(20849)

Question 443194: Solve, write answer in Set Builder Notation.
Please show me the steps you used....
21 - 4 (5x - 3) > -25x - 30
Click here to see answer by swincher4391(1107)

Question 443615:
solve and find the solution
Click here to see answer by rfer(16322)

Question 443700: -5x <_30;x -6
Would it be < or >?
Click here to see answer by scott8148(6628)

Question 443782: -1/4p+5>12
Click here to see answer by swincher4391(1107)

Question 443917: How do you write an open sentence involving absolute value?
Click here to see answer by solver91311(24713)

Question 443970: the equation
y=0.004x-0.40
can be used to determine the approximate profit, y,in dollars,or producing x items.How many items must be produce so that profit will be at least$1402?
Click here to see answer by rwm(914)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205