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

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Tutors Answer Your Questions about Inequalities (FREE)


Question 322079: Find an equation of the line containing the point (1,-2) and parallel to the line 9x-3y=5. Show work and explain each step. Please help!!!!!!!Don't not understand...Thanks
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Question 322079: Find an equation of the line containing the point (1,-2) and parallel to the line 9x-3y=5. Show work and explain each step. Please help!!!!!!!Don't not understand...Thanks
Click here to see answer by Jk22(389) About Me 

Question 322067: Mr. jones's algebra class has too many students in it. If the class were split exactly in half to form 2 new classes, each class would have no more than 17 students in it.
this question is a mathematical sentence, i hope the topic matches i wasn's sure what it was. thanks very much!!

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Question 322257: A truck can be rented from Basic Rental for $50 per day. In addition, you have to pay $0.20 per mile. Continental charges $20 per day in addition to $0.50 per mile to rent out the same truck. How many miles must you drive in a day to make the rental cost for Basic Rental a better deal than that for Continental?
Please show all the steps.

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Question 321427: How does exercise influence body weight?
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Question 322251: how do I solve h(x)=5x/(x-8)(x+3)>=0
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Question 322340: Use the roster method to write the set consisting of the even integers between –19 and –9. (Points: 2)
{–18, –16, –14, –10}
{–16, –14, –12, –10}
{–18, –16, –14, –12, –10}
{–19, –18, –17, –16, –15, –14, –13, –12, –11, –10, –9}
{–18, –16, –12, –10}

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Question 322443: Solve.
(x+15)(x-10)(x+5)>0
Thank you very much!!!

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Question 322637: Which number ia a solution of the inequality?
3x-15>3
a. -9/11
b. 5
c. 6/11
d. 6

Click here to see answer by stanbon(57347) About Me 
Question 322637: Which number ia a solution of the inequality?
3x-15>3
a. -9/11
b. 5
c. 6/11
d. 6

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Question 322637: Which number ia a solution of the inequality?
3x-15>3
a. -9/11
b. 5
c. 6/11
d. 6

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Question 322784: graph y>3x-4
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Question 323040: if 20 is added to 1/3 of a number the result is 2 times the number. what is the number?
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Question 323098: -6x-11 > -3x -13

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Question 323095: 4x+14 >8x-18
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Question 321979: Y-3>-12 PLEASE SOLVE SHOWING STEPS
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Question 323284: help me solve this please -9<3x-8<-1 this was due last night but because of a family emergency I could not complete it all help will be greatly appericated.

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Question 323293: Why do we flip the inequality sign when we divide by a negative number?

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Question 323444: How do I use the the elimination method to solve two linear equations?
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Question 322951: What would be two different ways in which inequalities are solved under different scenarios?
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Question 323596: If x and y are positive integers , x+y<15, and x>5, what is the greatest possible value of x – y ?

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Question 323569: How do you know if a value is a solution for an inequality? How is this different from determining if a value is a solution to an equation? 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 Theo(3464) About Me 

Question 323697: Hi, I am completing summer work for algebra 2, and one problem is an inequality that I cannot solve. 7x-(9x+1)>-5. Could you also explain how it is solved?

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Question 323801: Can someone please explain to me how to solve the following linear equations using the elimination method?
4x+5y=14
-4x-3y=-10

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Question 323900: Please solve. Thank you.
3(x-2)-1<2-5(x+6)

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Question 323898: Inequality: please solve. Thank you.
2/3x - 1/6 +1/2 >7/6 +2x

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Question 324722: How do I use the substitution method to solve two linear equations? Please help!
5x + y = 30
x + 6y = 4

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Question 324634: If 0 < st < 1, which of the following can be true?
A. s < -1 and t > 0
B. s < -1 and t < -1
C. s > -1 and t < -1
D. s > 1 and t < -1
E. s > 1 and t > 1

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Question 324781: What's the answer to this inequality?
2+x>-8

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Question 324915: If rstv = 1 and stuv = 0, which of the following must be true?
(A) r < 1 (B) s < 1 (C) t > 1/2 (D) u = 0 (E) v = 0

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Question 324868: Hi; I was wondering if you could help with this problem:
-5y^4(y^5)^2/15y^7(y^2)^3

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Question 325187: I can't figure out how to solve for x:
9/10 < 1/(x-1) < 11/10

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Question 325258: Please solve
6(x+9)-2 > 5+1(x-4) Thank you.

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Question 325465: I'm stuck on a problem, what is t+1/27 is greater than 8/9t. I've been working on this problem for about a half hour now and can't figure out how to set up the problem. Thank you for your help!
Amanda

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Question 325501: It has been determined that at the age of 10, a girl has reached 84.4% of her final adult height. Dana is 4 ft 8 in. at the age of 10. what will her final adult height be?
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Question 325590: Please solve
3(2x-6)>5(2x+1)

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Question 325613: What are the values of a and b, if any, where a|b - 2| < 0 ?
A. a < 0 and b ≠ 2
B. a < 0 and b = 2
C. a ≠ 0 and b > 2
D. a > 0 and b < 2
E.There are no such values of a and b

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Question 325753: Trying to solve this problem
-25≤4x+3

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Question 325711: The area of a triangle must be at least 36 square inches, the base is 12 inches, and the height is x inches. Find the possible values for x.
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Question 326111: 3/7x>-3
How do I solve and write the result in interval notation? I am so stuck! I did get the answer of x>-7.
Thanks

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Question 326113: 5(0.5-3y)+y<(4y-0.2)20
How do I solve and write the result in interval notation? I am so stuck! And have no idea what to do. Please help.

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Question 326203: 2/5x+4<1/5x+9
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Question 326519: 1/2(2x-2)=1/3(2x+4)
Could someone please solve this in steps for me?

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Question 326544: 2x-9 <-9 or 2x-9 >7
4 4
How do I solve the compound inequality? I am so confused!

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Question 326555: I have to find the solution set for two problems:
the first one is: n-2= the square root of 2-n
and the second one is x2-3x-10 less than or equal to 0

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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