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

Tutors Answer Your Questions about Inequalities (FREE)

Question 52454: before rodland sold two female rabbits, half of his rabbits were female. After the sale, only one third of his rabbits were female. If x represents his original number of rabbits, then
1/2x-2=1/3(x-2)
solve the equation to find the number of rabbits that he had befor the sale
Click here to see answer by darq(90)

Question 52460: after getting a 15% discount on the price of a new Chrysler Sebring converitable, Helen paid $27,000. what was the original price of the convertable?
Click here to see answer by funmath(2933)

Question 52453: 1/2q-6=1/5q
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Question 52474: solve equation
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Question 52409: 1/3s+7/9=4/3s
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Question 52455: what was the MSRP for a Hummer H1 that sold for $107,272 after an 8% discount?
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Question 52509: In a chemistry class, 12L of a 12% alcohol solution must be mixed with a 20% solution to get a 14% solution. How many liters of the 20% solution are needed?
Thank you very much!
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Question 52517: Find all sets of three consecutive odd integers whose sum is between 20 and 30
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Question 52581: Alana makes $5.80 per hour working in the library. To keep her job, she must make are least $116. per week; but to keep her scholarship, she must not earn more than $145. per week. What is the range of the number of hours per week she must work?
Click here to see answer by checkley71(8403)

Question 52584: two complementray angles have degree measurements p and 3p-6.

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Question 52619: solving equations using several operations. don't understand fractions when it comes to equations an inequalities. need help. a/3+1=7.
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Question 52661: Roland wants to sell his car through a broker who charges a commission of 10% of the selling price. Roland still owes $11,025 on the car. Roland must get enough to at least pay off the loan. What is the range of the selling price?
Click here to see answer by funmath(2933)

Question 52685: Stan invested $17,000, part at 18% and part at 4%. If the total interest at the end of the year is $1,380, how much did he invest at each rate?
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Question 52684: Adult tickets for a play cost $14.00 and child tickets cost $3.00
If there were 26 people at a performance and the theater collected $199.00 from ticket sales, how many adults and how many children attended the play?
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Question 52657: y+1/2=1/3(x+1/2)
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Question 52766: A child has 40 coins worth more than $6.00. If the cois are dimes and quarters only, what can you conclude about the number of quarters?
I can set up a problem with .10x + .25y > 6.00 but this does not address the 40 coins, so I know something is wrong. It doesn't seem like 40-.10x+.25y > 6.00 works either.
Thanks
Click here to see answer by ankor@dixie-net.com(22740)

Question 52872: I am having trouble with solving inequalities. Can you please help?
Solve the inequality: x^2-8x≤4x-36
If you could help I will greatly apprecaite it.
Thanks in advance.
Click here to see answer by funmath(2933)

Question 53054: solve for: x: (3/4) x = 6
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Question 53293: 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?
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Question 53286: the crowd that heard the President speak was estimated to be 10000 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 Nate(3500)

Question 53324: Professor W. counts his midterm as 2/3 of the grade and the final as 1/3 of the grade. Wendy scored a 48 on the midterm. What range of scores does she need to earn on the final to give Wendy an average between 70 and 79?
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Question 53323: Prof. W counts his midterm as 2/3 of the grade and his final counts as 1/3 of the grade. Wendy scored a 48 on the midterm. What range of scores would she need to get on the final to put Wendy's average between 70 and 79 inclusive?
Click here to see answer by funmath(2933)

Question 53484: Write an equation that corresponds to the given inequality.
y [is greater than or equal to] -2x
Click here to see answer by stanbon(75887)

Question 53471: explain why, if a > 0 and |x|=a,x=a or x=-a
there is a line under the more than sign
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Question 53702: I do not understand what they mean when it asks me which linear equation is an indentity or if it is not conditional can you please show me an example?
Click here to see answer by stanbon(75887)

Question 53764: Got an algebra question. Suppose 8 is less than X, and X is less than 12. Write an "absolute value" inequality that is equivalent to this compound inequality.
I can turn an absolute value inequality to a compound inequality, but can't seem to turn this compound into an absolute value inequality.
Thanks for the assist.
Respectfully,
Joe Hoerth
Coppell, Texas
Click here to see answer by aaaaaaaa(138)

Question 53754: I need help with solving inequalities, w+3>7w-9
as far as i seem to get (and then i get lost) is
w+3>7w-9

Divide 3 by 3 and 7w-9 by 3
and then im stuck help!
Click here to see answer by aaaaaaaa(138)

Question 53786: 5x-2
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Question 53863: what is domain and range
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Question 53863: what is domain and range
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Question 53877: Solve absolute value inequality and graph solution set.
1 > 1/2|6 - x| - 3/4
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Question 53877: Solve absolute value inequality and graph solution set.
1 > 1/2|6 - x| - 3/4
Click here to see answer by AnlytcPhil(1806)

Question 53901: Write an inequality for each sentence.Then solve the inequality.
Six less than n is less that -4
You must be at least 48in.tall to ride an amusement park ride,and your little sister is 39in tall.How Many inches (i) must she grow before she may ride the ride?
Click here to see answer by stanbon(75887)

Question 52659: Angela needs 20 quarts of 50% antifreeze solution in her radiator. She plans to obtain this by mixing some pure antifreeze with an appropriate amount of a 40% antifreeze solution. How many quarts of each solution should she use?
100% antifreeze? qts + 40% solution ? qts = 50% solution qts

Click here to see answer by stanbon(75887)

Question 53909: Write an inequality for each sentence.Then solve the inequality.
the product of k and -5 is no more than 30.
half of p is at least -7
Click here to see answer by funmath(2933)

Question 53905: Solve each inequality.Graph the soultions.
7+x(is greater than equal to sign)9
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Question 53948: Can someone help me on this problem?
The cost for a long-distance telephone call is $0.36 for the first minute and $0.21 for each additional minute or portion thereof. I need to write an inequality representing the number of minutes a person could talk without exceeding $3.
Thanks, Ashley
Click here to see answer by stanbon(75887)

Question 53947: Can someone please help me on this problem?
Sam must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75, 63, and 68. I need to write an inequality representing the score that Sam must get on the last test to get a C grade.
Thanks,
Lyn
Click here to see answer by stanbon(75887)

Question 53972: 1.Is the inequality true for some values of a, all values of a or no values of a?
-a > -a
2. Is this equation true for some values of a, for all values of a or no values of a?
-2x squared = x(2x)
Click here to see answer by funmath(2933)

Question 53964: write an algebraic expression for each phrase.
3 more than twice p
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Question 53961: Evaluate each expression for the given values of the variables.
4x+5yforx=9 and y=7
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Question 53989: If Paul invested $5,000 in a time deposit, what interest will he earn for 1 year if the interest rate is 6.5%?
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Question 53991: I am asking for someone to help me solve this problem, 3x - 5(3x - 7) = 2(x + 9) + 45. Please help me.
Click here to see answer by checkley71(8403)

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