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

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Tutors Answer Your Questions about Inequalities (FREE)


Question 103235: (1)
Solve each of the following systems by substitution
5x-2y=-5
y-5x=3




(2)
Solve each of the following systems by substitution
8x-4y=16
y=2x-4

Click here to see answer by HyperBrain(694) About Me 

Question 103406: What is the answer to -5x + 1> 11
Click here to see answer by JP(22) About Me 
Question 103406: What is the answer to -5x + 1> 11
Click here to see answer by tutorcecilia(2042) About Me 

Question 103411: a - -10 < -5
Click here to see answer by MathLover1(1183) About Me 

Question 103638: I need to solve this problem please help. Graph inequalities
3x+y≤1
3(0)+0≤1
X=1 this is my answer is this correct?

Click here to see answer by MathLover1(1183) About Me 

Question 103762: Write the inequality expressing this relationship.
An electronics store wants to order at least 3 times as many DVD players as VHS players.

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Question 103723: Graph the inequality.
x > 1

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Question 103794: Graph the solution set of x __< 9.
The line is supposed to be dirrectly under the < Just do not no how to do this. I need help with this problem please.

Click here to see answer by jim_thompson5910(13787) About Me 

Question 103746This question is from textbook algebra 1
: 2m+1>13
This question is from textbook algebra 1

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Question 103746This question is from textbook algebra 1
: 2m+1>13
This question is from textbook algebra 1

Click here to see answer by praharshdixit@algebra.com(1) About Me 

Question 103634: Solve inequality: 5<1-3x (less than equal to sign)10
Click here to see answer by HyperBrain(694) About Me 

Question 104211: A small company produces both standard and deluxe playhouses. The standard playhouses take 12 hours of labor to produce, and the deluxe playhouses take 20 hours. The labor available is limited to 800 hours per week, and the total production capacity is 50 items per week. Existing orders require the company to produce at least 10 standard playhouses and 15 deluxe playhouses per week. Write a system of inequalities representing this situation, where x is the number of standard playhouses and y is the number of deluxe playhouses. Then graph the system of inequalities.
Click here to see answer by ankor@dixie-net.com(6691) About Me 

Question 104354: How would I solve three times a number minus negative eight is less than or equal to negative seven
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Question 104352: I posted this question already and you sent an email that the question is listed as 104323 on your site I went there but my server must have had an interruption and the answer did not show in the email please send again
tried to work with tutor.com but they were a waste of my time 25 minutes in fact the question is this
Write an inequality for:
Four more than the quotient of a numbr and three is at least nine.
x is the number and the numerator and the quotient is the denominator but that is as far as i can get help please

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

Question 104449This question is from textbook BEGINNING & INTERMEDIATE ALGEBRA
: This question is from textbook BEGINNING & INTERMEDIATE ALGEBRA

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Question 104441: 4a+3-a=-7+2+a.....The directions say to simplify these type of equations...and i am not sure how to solve them...Could you please help me?
Click here to see answer by coyote(32) About Me 

Question 104453This question is from textbook prentice hall mathematics
: solve each inequality graph and check your solution x-2>_ o.5This question is from textbook prentice hall mathematics

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Question 104533: Hello can you please help me solve this inequality?
x/(x+1)<=-4

Click here to see answer by BurningFlame_marc(77) About Me 
Question 104533: Hello can you please help me solve this inequality?
x/(x+1)<=-4

Click here to see answer by fmo(8) About Me 

Question 104412: Could you please help me with this problem
12< 14+17+a/3 < 16
Thank you

Click here to see answer by BurningFlame_marc(77) About Me 

Question 104273: 0 less than or equal to x + 15 less than or equal to 15?
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Question 104700: please help me solve these problems:
3/4 (7k - 5)=12
5(3-x)< 3(x-3)
3x + 2 < 5

Click here to see answer by jim_thompson5910(13787) About Me 

Question 104792This question is from textbook Algebra
: Describe a situation that you can represent using the inequality x is greater or equal to 18. x>18This question is from textbook Algebra

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Question 104875: This problem does not come from a book but from a worksheet so here it is:
Solve the rational inequality. Type -INFINITY if you need or INFINITY if you need.
5/x+1 is greater than or equal to 1/x
I would appreciate your reply by tomorrow. THANKS!

Click here to see answer by Earlsdon(4898) About Me 

Question 102903: Write the inequality in words. x < 5
Click here to see answer by BurningFlame_marc(77) About Me 

Question 104959This question is from textbook Algebra 2 with trigonometry
: Find all sets of three consecutive positive odd integers whose sum is less than 20 but greater than 10.
* Could you please provide the original equation used in this problem. Thank you.
This question is from textbook Algebra 2 with trigonometry

Click here to see answer by Fombitz(2113) About Me 

Question 105010: 8>x-(-5)
How do I work it and solve it?

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Question 105327This question is from textbook
: t/p=d if p=4 and d=5 find TThis question is from textbook

Click here to see answer by checkley75(3666) About Me 

Question 105326This question is from textbook Merrill Algebra One
: Please help me solve this inequality and graph soloution set
3 + x < -4 or 3 + x > 4
This question is from textbook Merrill Algebra One

Click here to see answer by jim_thompson5910(13787) About Me 

Question 105342: how would you find the least common multipul and make all fractions equal to the problem 1/-x, 2/y, 1/z and s/s, s/rs, s/r?
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Question 105232This question is from textbook
: indicate the union
{a,b,c} U {a,c}
This question is from textbook

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Question 105369: This is in inequalities, I don't know how to start this
At Burger Brothers the price of a hamburger is twice the price of an order of french fries and the price of a coke is $0.40 more than the price of the fries. Burger Brothers advertises that you get a complete meal, burger, fries and a coke for under $4.00 What is the price range of a order of fries?
Thanks for any help settting on my way.

Click here to see answer by Earlsdon(4898) About Me 

Question 105394: Solve each of the following systems by addition. If a unique solution does not exist, state whether the system is inconsistent or dependent.
2x + 3y = 1
and 5x + 3y =16
x+5y = 10
and -2x – 10y = -20

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

Question 105500: On an NBA team the two forwards measure 6'8" and 6'6" and the two guards measure 6'0" and 5'9" tall. How tall a center should they hire if they wish to have a starting team average height of at least 6'5"?
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Question 105497: Let's assume that at the end of the course you have received the following scores:
Weekly problems: 8/possible 10 points
Quizzes:20/ possible 25 points
Tests: 23/ possible 30 points
Reflections/Reactions: 5/ possible 5 points
80-89.9=B


What is the minimum score you must receive on the final exam (possible 30 points total) in order to get a B in the course?
You must set up and show an inequility statement to solve this problem and then show your steps solving the inequility.

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Question 105655: Solve each inequality and show each step of your process.
#22. X-7<-11

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Question 105709This question is from textbook Holt algebra 1
: i have tried to answer this question and i have came up with three different answers. 3t-12>5t+2. i came up with 3t-12>5t+2
-3t-12>5t+2
t-12>-3t+2
t-12>2t+2
-2>2t-2
-10>2t
-10/2>2t/-2t
-5=t
any help would be much appreciated
This question is from textbook Holt algebra 1

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Question 105810: find the graphical solution of the inequality 8x+9y<0
Click here to see answer by MathLover1(1183) About Me 

Question 105943This question is from textbook Intermediate Algebra
: Hello, can someone help me solve this inequality PLEASE???
-15/17 < - 10/17x
Thank You for taking the time to help.
This question is from textbook Intermediate Algebra

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Question 105973: Find the x-intercept and y-intercept, and the slope of the straight line in 4x-5y=40
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Question 105836This question is from textbook
: i need to solve -2x+y+z=-2
5x+3y+3z=71
4x-2y-3z=1
i have to solve for x,y, and z PLEASE HELP!!!!
This question is from textbook

Click here to see answer by ankor@dixie-net.com(6691) About Me 

Question 106069: Hello! Help
Its all about graphing.
Graph the linear equation using the slope and y-intercept.
1. y=1/5x+2
2. y=2x-3
3. y= -3/4x


Click here to see answer by MathLover1(1183) About Me 

Question 105626This question is from textbook
: Hi, here's my question on inequalities.
|x/(x+2)|<=2
In case the pipe characters don't work, that should be the absolute value of the fraction.
Thanks.
This question is from textbook

Click here to see answer by BurningFlame_marc(77) About Me 

Question 106041: A company has a set limit of at most $450 to be spent on its monthly electric bill. If electricity costs $0.12k/kW, find the number of kilowatts the company can use each month.
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Question 106442: X-3/3< X+1/9
Solve the inequality?

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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