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

Tutors Answer Your Questions about Inequalities (FREE)

Question 146407: Solve 4y-2 < 9y-3 Use set builder to describe the complete solution
Click here to see answer by jim_thompson5910(28536)

Question 146409: Miguels insurance company will replace his car if repair costs exceed 80% of the cars value. The car recently sustained $8000 worth of damage, but it was not replaced, what is the value of the car?

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Question 146412: Graph the inequality on a plane
4x+5y<=20
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Question 146526: Please help me with the following question: Graph each inequality x/5 + y/4 <1
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Question 146588: The lenght of a rectangle is fixed at 28 cm. What widths will make the perimeter greater than 100 cm?
The width must be greater than ? cm
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Question 146607: solve. then graph
y+4<6
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Question 146612: solve
5y-2<7y-3
Use set builder notation to describe the complete solution
{y/y_ _ }
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Question 146606: determine whether the given numbers are solutions of the inequality
3,-14,-13,-3
y-10>2y-3
Is 3 a solution
Is -14 a solution
Is -13 a solution
Is -3 a solution
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Question 146685: i dont get how you get the first answer like -12-24>-4
12 12
how do that become your answer?
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Question 146781: solve and graph
4x-9 less than equal to -8 or x-8 greater than equal to 1
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Question 146801: 3x+7>=16
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Question 146823: 5x-(2x-10)=35
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Question 146897: 3) Solve then graph

y-6>-19
The solution is {y|y>____}
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Question 146900: 9) Solve
0.8x+8 <= 1.2x-9
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Question 146902: 12) Solve using the multiplication principal
-2x>1
9
The solution is {x|x_ _}
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Question 146987: What is the difference, if any, between solving a system of linear equations and solving a system of linear inequalities?

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Question 146989: I really need help with equations like this
2x-1 ≤ -3 or 2x-1 ≥ 8
4 4
Those should read as fractions 2x-1 / 4
Can you help me step by step? Thank you.

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Question 147087: 36) if f(x)=5x-1 find f(a-2)
Please help!
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Question 147086: 30) If f(x)=4x-3 find the following f(-1)
I am not sure how to solve this problem can someone please help me out.
thanks
Click here to see answer by stanbon(57285)

Question 147079: Evaluate each function for the value specified.
f(x)=x^2-7x+10; find (a)f(0), (b)f(5), and (c)f(-2).
Can you please help with this problem, I am really lost when it comes to this.
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Question 147134: x - 1/3 > 4/7
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Question 147136: Solve the equation 3x2 - 15x = 0.

6x2 - 5x = 6

Factor the expression x2 - 8xy + 12y2 completely.

Choose one factor of the following expression from the list below.
6x2 - 5x - 4

Thanks for the help and i will also put a donation for you.
Click here to see answer by jim_thompson5910(28536)

Question 147153: (x+18)(x-2)(x+11)>0
I need to use at least one inequality or compound inequality to express the answer in the form of a solution set. I cannot figure out how to do this!
I thank you so much for any help!
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Question 147141: Jude's IQ score is more than 15 points away from Sherry's. If Sherry scored 110, then in what range is Jude's score?
Click here to see answer by nerdybill(6951)

Question 147170: Sovle each inequality by making a sign graph of the factors. State the solution set in iterval notation and graph it?
5x-x^2<4
Can you please help me sovle this problem?
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Question 147197: Determine whether the given number is a solution of the inequality. Mark all that apply?
x>4
A) 4 b) 0 c) -4 d) 6

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Question 147198: Determine whether the given information is a solution of the inequailty. Mark all that apply!
y<5
A) 0 B)5 c)-1 D)-5
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Question 147199: Determine whether the given number is a solution of the inequality. Mark all that apply.
x>6
a) -6 B) 0 C)6 D)8
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Question 147204: Determine whether the given number is a solution on the inequality/ Mark all that apply.
x>6
A) -6 b)0 c)6 d)8
x<10
A)4 B) -10 C)0 D)11

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Question 147203: Determine whether the given number is a solution on the inequality/ Mark all that apply.
x>6
A) -6 b)0 c)6 d)8
x<10
A)4 B) -10 C)0 D)11

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Question 147202: Determine whether the given number is a solution of the inequality!
x>6
A) -6 B) 0 C) 6 D) 8
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Question 147202: Determine whether the given number is a solution of the inequality!
x>6
A) -6 B) 0 C) 6 D) 8
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Question 147201: Determine wheteher tbe given number is a solution of the inequality. Mark all that apply.
x>10
A)4 B) -10 c) 0 D)11
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Question 146935: Bayside insurance offers two health plans. Under plan A Giselle would have to pay the first $200.00 of her medical bills, plus 40% of the rest. Under plan B, Giselle would pay the first $240.00m but only 35% of the rest. For what amount of medical bills will plan B save Giselle money? Assume she has over $240.00 in bills.
Giselle would save with plan B if she had more than $? in bills.
Click here to see answer by BrittanyM(80)

Question 147398: How do you graph 3x<2x-3 or 7x>4x-9
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Question 147426: How do you solve this?
y<=2x+6
Y>-5
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Question 147457: is (15,-6) is ordered pair or solution?
-3y=x+3
2y=4x-72
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Question 147494: -3b/8 > -3

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Question 147495: 9m < -72
-
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Question 147518: Please help me solve the equations: 1.) 2x < 8 2.)6x - 5 £ 13
3.) {2x - 10 x2 - 49 )
{ x + 7 x - 7 ) This equation is a Multiplicative Property ?
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Question 147567: 2<3x<9
solve the solution and graph it
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Question 147567: 2<3x<9
solve the solution and graph it
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Question 147729: The members of a drama club are selling tickets to their next production. If their goal is to raise at least $350 the number of tickets they must sell at $2.20 each in order to meet their goal can be expressed by the inequality 2.20x>350. Is 163 a solution of the inequality?
Click here to see answer by checkley77(12569)

Question 147728: is x=2 a solution to the inequality 7+3x < 7x-2?

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Question 147746: use interval notation to represent all values of x satisfuing the fiven conditions
y^1=6x-6,y^2=5x-4,y^1<_y^2
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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