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

Algebra ->  Inequalities -> Questions on Algebra: Inequalities, trichotomy answered by real tutors!      Log On


   



Tutors Answer Your Questions about Inequalities (FREE)


Question 23469: state whether the inequality stays the same or reverses
is -2 a solution of 3-4x>7?

Click here to see answer by stanbon(75887) About Me 

Question 23606: find the slope of 3x+y=4, finding the slope of things like that is really easy.... try to always change things into y=mx+b. y is y and the number before x is your slope and b is the whole number with no x or y....
Click here to see answer by smallfry(7) About Me 

Question 23602: solve for y 3x+2y+1=4
Click here to see answer by smallfry(7) About Me 

Question 23641: -5x)-25
Click here to see answer by rapaljer(4671) About Me 

Question 23603: find 3 solutions for 6x-3/2y-12=0
Click here to see answer by rapaljer(4671) About Me 

Question 23663: how do you do q/7+1>-5 ?
Click here to see answer by longjonsilver(2297) About Me 

Question 23772: How do i find the solution set?
6(r-9)+3 > 7(r+3)-22

Click here to see answer by AnlytcPhil(1806) About Me 

Question 23732: Members of the choir are seeing a musical. Cars and vans will be used to transport them. 1 car holds 5 students and 1 van holds 8 students. How many vehicles of each type will be used if no more than 40 students are going? Wrtie an inequality to describe the situation and graph it.
Click here to see answer by stanbon(75887) About Me 

Question 23854: Granola in the bulk-food section of the grocery store is $1.96 per pound. you have $3 to spend on granola and strawberry yogurt. Write an inequality that describes how many pounds of granola you can purchase if you pay $0.69 for strawberry yogurt. Solve the inequality.
Click here to see answer by ilana(307) About Me 

Question 23856: -35+6n<7n

solve it please

Click here to see answer by elima(1433) About Me 

Question 24048: 4x + .02 = 1.5x + 9
Click here to see answer by longjonsilver(2297) About Me 

Question 23987: How do you find this inequality? -1/3Y GREATER THAN OR EQUAL TO 3
Click here to see answer by elima(1433) About Me 

Question 24209: i have been lost in algebra completley from the start how do i prep for the taks test?..can i get tutoring over all algebra?
Click here to see answer by elima(1433) About Me 

Question 24216: -15p is less than or equal to -90
Click here to see answer by elima(1433) About Me 
Question 24216: -15p is less than or equal to -90
Click here to see answer by kev82(151) About Me 

Question 24396: Can you Please answer this question |b+2|= -1
Click here to see answer by AnlytcPhil(1806) About Me 

Question 24362: x>-4 and x<=-1 <= means it is less then but equal to sorry if your confused please help me with this.
Click here to see answer by elima(1433) About Me 

Question 24401: -7x+14>-7
Click here to see answer by elima(1433) About Me 

Question 24422: the sum of a number(n) and 81 is greater than the product of -2 ant the number(n). Write the equation and find the number(n)
Click here to see answer by Paul(988) About Me 

Question 24608: graph |x|<-3
Click here to see answer by rapaljer(4671) About Me 

Question 24932: can you please help me solve: -2w <-18
Click here to see answer by smartypants(7) About Me 

Question 24920: solve the inequality and graph its solution:
-5<4+x

Click here to see answer by elima(1433) About Me 

Question 25016: solve and graph 4 isless than 2x-2 is less than 10.
Click here to see answer by rapaljer(4671) About Me 

Question 25039: My daughter is having trouble with the problem below and I have tried to help but I am at a loss too. Can you help?
Here is the problem.
2a/4-31=4(2+8a) a=

Thanks for any help
Kim Hodges

Click here to see answer by Earlsdon(6294) About Me 

Question 25169: This is my question.
I am not clear on how to solve this equation. From clearing the fractions to solving for b. Could you please help me. And give me a step by step solution to this problem? Thank you
1/a + 1/b = c for b

Click here to see answer by quentin252(19) About Me 

Question 25338: 8x-(x-5)is greater than x plus 17
i dont have the slightest clue how to solve this problem.

Click here to see answer by longjonsilver(2297) About Me 

Question 25380: |y-5|-2=10 having trouble please show me step by step trying to understand how to do it thank you!
Click here to see answer by rapaljer(4671) About Me 
Question 25380: |y-5|-2=10 having trouble please show me step by step trying to understand how to do it thank you!
Click here to see answer by stanbon(75887) About Me 

Question 25369: How do you solve the problem -7 is greater than or equal to -6.3?
Click here to see answer by longjonsilver(2297) About Me 

Question 25251: how do you solve a linear inequality problem. could you give me a formula or example of a problem. Thanks
Click here to see answer by elima(1433) About Me 

Question 25429: why must you reverse the inequality sign when multiplying or dividing both sides by a negative?
Click here to see answer by elima(1433) About Me 

Question 25651: I'm confused to how to set this question up as an inequality.
-Keith weighs 200 pounds. He wants to weigh less than 175 pounds. If he can lose an average of 2 pounds per week on a certain diet, how long should he stay on his diet to reach his goal weight?

Click here to see answer by stanbon(75887) About Me 

Question 25666: This question seems too hard to set up. Could someone help me out?
-Find all sets of three consecutive positive even integers whose sum is less than 40.

Click here to see answer by Earlsdon(6294) About Me 

Question 25488: I need help finding the domain of a function?
what is the domain of g(x)= 1/x -(3/(x+2))

Click here to see answer by stanbon(75887) About Me 

Question 25485: why must you reverse the inequality sign when multiplying or dividing both sides by a negative number?
Click here to see answer by stanbon(75887) About Me 

Question 25687: 4 - x < 3
Click here to see answer by AnlytcPhil(1806) About Me 

Question 25709: Please show me how to solve this problem:
Let f(x)=x2(x square) and g(x)=x+4 and find
a. (fog)(5)
b. (gof)(5)
c. (fog)(x)
d. (gof)(x)
These problems are called the composition of f with g and the composition of g with f. Equations and inequalities in two variables

Click here to see answer by qwe123a(7) About Me 

Question 25714: graph y<3x+2
Click here to see answer by pwac(253) About Me 

Question 25786: m-3<-17
Click here to see answer by elima(1433) About Me 

Question 26232: is this right
2x-Y=1
x=-3y+11
2(-3y+11)-y= 1
-6y+22-y=1
-7y+22=1
-7y=-21
y=3

Click here to see answer by mathrebel(25) About Me 

Question 26221: 4p<-2 and 2+p>-5
Click here to see answer by elima(1433) About Me 

Question 26307: how do you solve this problem. step by step
2x+2>5x+1

Click here to see answer by Earlsdon(6294) About Me 

Question 26338: How do you solve this problem step by step?
k-3<-7 or k+5(greater-than or equal to)8

thanks

Click here to see answer by longjonsilver(2297) About Me 

Question 26350: Kina solved -15q<135 by adding 15 to each side of the inequality. What mistake did she make?
B. kina's solution was q<150. She checked her work by substituting 150 for q in the original inequality. Why didn’t her check let her know that she had made a mistake?

Click here to see answer by queenofit(120) About Me 
Question 26350: Kina solved -15q<135 by adding 15 to each side of the inequality. What mistake did she make?
B. kina's solution was q<150. She checked her work by substituting 150 for q in the original inequality. Why didn’t her check let her know that she had made a mistake?

Click here to see answer by Earlsdon(6294) About Me 

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