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

Tutors Answer Your Questions about Inequalities (FREE)

Question 273733: how do i solve x+2<2(-6x+1)-3
Click here to see answer by jim_thompson5910(28598)

Question 274067: How do I write an inequality in the variable x for the degree measure of the smallest of the triangle given that the degree measure of the smallest angle is at most 30 degress.
danieljeffus@yahoo.com

Click here to see answer by Theo(3472)

Question 274091: What is the least value of y that satisfies the following inequality?
|4+x|+|5+y|≤100

Click here to see answer by Edwin McCravy(8922)

Question 274189: I'm so confused, Im taking alebra online and don't even know where to start with this problem? 1 - 2/3y = 9/5- 1/5y + 3/5=(note the slashes I have between numbers are fractions.
Click here to see answer by stanbon(57424)

Question 274172: -3 < x + 4 < 13
Click here to see answer by fractalier(2101)

Question 274500: How do I graph this inequality and what is the solution?
y < 4x - 3
x - y _>_ -12
Note: _>_ Means that the sign is underline, meaning "Or equal to."
How would I graph this inequality and what is the estimated point of solution?
I already know that one line produces as true while the other produces a false answer when I substitute it with (0, 0). This leaves me stumped on where to shade, since it is an inequality.
I also need to include a point of solution, and this inequality doesn't appear to have any...
Thank you for any help.
Click here to see answer by jim_thompson5910(28598)

Question 274537: If m is an integer, for what value of m is 3^m <100< 3^m+1 ?
a) 1 b) 2 c) 3 d) 4
Click here to see answer by Fombitz(13828)

Question 275185: what is the solution to -1/4y - 1/3 is less than or equal to 2/3?
Click here to see answer by dabanfield(803)

Question 275185: what is the solution to -1/4y - 1/3 is less than or equal to 2/3?
Click here to see answer by jsmallt9(3296)

Question 275353: My name is dylan, I have 2 problems I cannot solve. I am in 7th grade in Pre-Algebra.
This is solving multi-step inequalities
1) -0.59 < (t/-4) -0.09
2) (z+5)/2 < (4-z)/7

Click here to see answer by stanbon(57424)

Question 275543: Which of the following is NOT a solution of the inequality 3x - 4 > -5x + 12?
a)1.8 b) 2.5 c) 2.7 d) 3.0

Click here to see answer by checkley77(12569)

Question 275648: a sheet of standard size copy paper measures 8.5 by 11 in. If a ream (500 sheets) of this paper has a volume of 187 un 3, how thick is the ream?
Click here to see answer by solver91311(16897)

Question 275780: The formula R= -0.075t + 3.85 can be used to predict the world record in the 1500 meter run, t years after 1930. Determine an inequality that identifies the years in which the world record will be less than 3.7 minutes. Solve for t.
Click here to see answer by ankor@dixie-net.com(15667)

Question 275798: how do you work out the problem, d - 1 _> 6
Click here to see answer by solver91311(16897)

Question 275843: I am in 7th grade Pre-Algebra. I am stuck on this problem. Please help.
Three times a number t exceeds six by at least five. What are the possible values of t?
Click here to see answer by ankor@dixie-net.com(15667)

Question 275873: write the following sentence as a mathmatical statement. the quotient of k and 15 is greater than h. ??
Click here to see answer by C-James11(1)

Question 275923: Hi, I am in 7th grade Pre-Algebra and I cannot figure out this word problem.
Can come one help me??
Two companies are working on a system that uses satellites to help dispence the correct amount of fertilizer on crops. The basic equipment costs $7000. Annual fees for signal reception will be about $1200.
a) How much additional revenue would the technology have to generate for a farmer in ten years for the investment to have been a good one?
b) One farm expert estimated that the system would produce an additional $100 per acre each year on a certain crop. How large a farm should the farmer have in order to expect to make money over a five-year period using the system?
Click here to see answer by ankor@dixie-net.com(15667)

Question 275908: write an inequality for the verbal statement "seven is less than 4 times a number B."
Click here to see answer by rfer(12678)

Question 276191:
4. Solve the inequality for x: -3x<6
Click here to see answer by richwmiller(9143)

Question 276205: how would you do this problem? -5 < c + 3
Click here to see answer by richwmiller(9143)

Question 276549: Can you please tell me the answer to this Linear Inequality?
To receive an A grade, a student must average 100 or less but more than 93. If the person received an A in the course and had five grades of 94,90,96,79, and 100 before taking the final exam, what were the possible grades for the final if there were 100 points possible? (assume all six grades are weighted equally)
Let x represent the unknown score.
Click here to see answer by richwmiller(9143)

Question 276207: I am also having trouble with these problems. z/2 > -15 and 10w > -40
Click here to see answer by user_dude2008(1861)

Question 276626: plese explain how to solve the inequality
14x +4 <26x +20
Click here to see answer by jim_thompson5910(28598)

Question 276649: 5(2k+3)-2(k-8)>3(2k+4)+k-2
Click here to see answer by jim_thompson5910(28598)

Question 276668: please help me solve the following problem
r2 - 5r - 6 /r + 1
Click here to see answer by Earlsdon(6291)

Question 276838: a + 6 < - 11
Click here to see answer by vleith(2825)

Question 276866: wat is 18 < a +19
Click here to see answer by user_dude2008(1861)

Question 276979: -5x<11+4x
Click here to see answer by edjones(7569)

Question 277262: How do i solve 5x+3y>-6, to get y on the side by itself, to graph?
Click here to see answer by jim_thompson5910(28598)

Question 277649: solve inequality and graph the solution on the number line.
6(x-12)< 54
-
Click here to see answer by stanbon(57424)

Question 277716: square root(7)< x < square root(37)and x is an integer, then x can have how many different values?
a 3 b 4 c 5 d 8
Click here to see answer by edjones(7569)

Question 278148: A cellular phone company offers a contract for which the cost c is in dollars, of t minutes of telephoning is c=0.25 (t-500) + 47.95 where t>=500 what time will keep cost between 92.70-123.20
Click here to see answer by checkley77(12569)

Question 278253: solve for the inequality
6x+2>2(2x+9)
Click here to see answer by jim_thompson5910(28598)

Question 278534: -2x+15>3
Click here to see answer by nyc_function(2733)

Question 278542: 1/2(6-c)>5
Click here to see answer by rfer(12678)

Question 278813: I am having trouble with this problem. I need to determine if the graph is bounded and what the corner points are. Can you please help me find the corner points? Thank you.
x + y _>_ 1
2x + 3y _<_ 12
3x + y _<_ 9
x _>_ 0
y _>_0

Click here to see answer by stanbon(57424)

Question 278739: This question deals with Quadratic Inequalities and rational inequalities. The question reads: x^2+4x>21. 4x and 21 do not evenly distribute so unsure how to solve this.
Click here to see answer by scott8148(6628)

Question 278882: Saying that 4 < sqrt x < 9 is equivalent to saying what about x?
Click here to see answer by Fombitz(13828)

Question 279103: What is an inequality sign?
Click here to see answer by rfer(12678)

Question 277459: square root(7)< x < square root(37)and x is an integer, then x can have how many different values?
a 3 b 4 c 5 d 8

Click here to see answer by JBarnum(2044)

Question 277459: square root(7)< x < square root(37)and x is an integer, then x can have how many different values?
a 3 b 4 c 5 d 8

Click here to see answer by Alan3354(30993)

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