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

Tutors Answer Your Questions about Inequalities (FREE)

Question 367267: i need to resolve this problem: 2x2+x>1
Click here to see answer by robertb(5830)

Question 367624: solve and check each inequality. (5y-3)/(7) > (15y-2)/(28)
Click here to see answer by amoresroy(361)

Question 368074: 7(5y − 2) > 6(6y − 1)
Click here to see answer by robertb(5830)

Question 368071: −4x ≤ 1/9
Click here to see answer by robertb(5830)

Question 368077: 18 − 6y − 4y < 63 + 5y
Click here to see answer by robertb(5830)

Question 368198: 1/2n - 1/8 >_ 3/4 + 5/6n
Click here to see answer by jim_thompson5910(35256)

Question 368328: Translate the sentence into a mathematical inequality:
The number of people that can fit into a concert hall, p, is no more than 9,900.
Click here to see answer by Fombitz(32388)

Question 368595: Which of the following is equivalent to the inequality
4x - 8 > 8x + 16 ?
Click here to see answer by jim_thompson5910(35256)

Question 368613: Three less than 4 times a number is greater than 4 times the sum of the number and 1. Find all such numbers.
Click here to see answer by emileyzing(4)

Question 368746: solve for inequality 1 >-6n + 1 +2n

Click here to see answer by Fombitz(32388)

Question 368911: I need to know if I solved this correctly. I came up with this answer. 8(2t+1)>4(7t+7)
16t+8>28t+28
-16t -16t
8>12t+28
-28 -28
-20>12t

-20/12>12t/12
-5/3>t

Click here to see answer by robertb(5830)

Question 368915: Why does the inequality sign change when both sides are multiplied or divided by a negative number? Does this happen with equations? Why or why not? Give examples.
Click here to see answer by kitkat2009(1)

Question 368951: Solve then grapth on a numberline. Final answer in inequality notation only
3+5 Absolute value of (x-1)/2 <28
Click here to see answer by Fombitz(32388)

Question 368556: Q:-Solve and graph. Express answer in both inequality & interval notation.
(a) 3x-5/ x-3 >= 2

email:- sajidzaffar@hotmail.com
Click here to see answer by Fombitz(32388)

Question 369337: Please show me how to solve this problem.
Nicole has less than $400 in her account, she must deposit money. If she uses $65 a week. How many weeks until she needs to deposit money?
Click here to see answer by stanbon(75887)

Question 369396: Write and solve an inequality to find the swimming rate of a manatee that swims atleast 15 miles in 3 hours.
Click here to see answer by user_dude2008(1862)

Question 369410: I need to solve and show the algebraic inequality for this:
A furniture rental company charges a base rate plus a rate per day for an office furniture set. There are two available plans. The Super Saver Plan charges $100 +$5 per vday. The Best Deal Plan charges $150 + $3 per day. How many days make the Super Saver Plan more expensive than the Best Deal Plan?
Click here to see answer by mananth(16946)

Question 369326: You need to score at least 30 points to take the lead.
Click here to see answer by Fombitz(32388)

Question 369497: how do you graph the inequality b-3/8<1/8?
Click here to see answer by stanbon(75887)

Question 369979: 5x+3<3x-11
Click here to see answer by jim_thompson5910(35256)

Question 369983: 15+ 3x < 21 Please help me solve
Click here to see answer by robertb(5830)

Question 369983: 15+ 3x < 21 Please help me solve
Click here to see answer by jim_thompson5910(35256)

Question 369766: How do I graph "-2 is less than or equal to y < 5" on a number line?
Click here to see answer by jim_thompson5910(35256)

Question 369949: Hello, How would you solve 3x+y<9, then graph it?
Click here to see answer by Fombitz(32388)

Question 369933: Shenae spent $42 on 2 cans of primer and 1 can of paint for her room. If the price of paint p is 150% of the price of primer r, which system of equations can be used to find the price of paint and primer?
Click here to see answer by robertb(5830)

Question 370024: solve in equality 43 > x + 35
Click here to see answer by robertb(5830)

Question 369937: Solve each system of equations by using either substitution or elimination.
(3/5)x+(1/12)y=24
(1/9)x-(2/9)y=13
Click here to see answer by Fombitz(32388)

Question 370142: 3(7 - m) < 4(2 - m)
Click here to see answer by jsmallt9(3758)

Question 370230: Florencia has at most $60 to spend on clothes. She wants to buy a pair of jeans for $22 dollars and spend the rest on t-shirts. Each t-shirt costs $8. Write an inequality for the number of t-shirts she can purchase and explain how you got that answer.
Click here to see answer by mananth(16946)

Question 370278: is each number a solution of x>-1
yes or no
Click here to see answer by edjones(8007)

Question 370328: solve the inequality
x/10>7
Click here to see answer by jim_thompson5910(35256)

Question 370391: can you give me some multistep equations

Click here to see answer by Alan3354(69443)

Question 370411: (x-2>3)^(2x>6)
Click here to see answer by Alan3354(69443)

Question 370647: Find a non-zero value for the constant �k� so that
f(x)=(tan(kx))/x when x<0 and
f(x)=3x+2k^2 when x>0 and
the function is continuous at x=0
Click here to see answer by robertb(5830)

Question 370929: solve the inequality
the french club is sponsoring a bake sale if their goal is to raise atleast $115 how many pastries must they sale at $2.50 each in order to meet their goal
Click here to see answer by rfer(16322)

Question 370944: How do I solve the inequality and write the solution in interval notation? /2m+3/<13

Click here to see answer by mananth(16946)

Question 370948: How do I solve (y2 + 10y + 21)/(y + 7) ?
Click here to see answer by robertb(5830)

Question 371059: How do i solve 4x-16 > x+2 ?
Click here to see answer by mananth(16946)

Question 371122: How to solve 60 - 4x is less than or equal too 16 ?
Click here to see answer by Fombitz(32388)

Question 371122: How to solve 60 - 4x is less than or equal too 16 ?
Click here to see answer by mananth(16946)

Question 371127: How do i solve 300 + 10x is greater than or equal too 20x - 600?
And
How do i solve -25x + 50 < 75x - 1150 ?
Please help, i do not understand
Click here to see answer by Fombitz(32388)

Question 371548: Please show me how to solve this problem step by step. I know method to solving these kinds of problems, yet I'm stuck on this one problem. please reply, asap:
186.9+0.29x<0.55x
solve for x.
Click here to see answer by amoresroy(361)

Question 371563: 3(3c+2)less than or equal to 2(3c-2) solve
Click here to see answer by nyc_function(2741)

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