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

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Algebra: Inequalities, trichotomy

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Question 69684: Hello,
Can someone please help me find the x-intercept in 3x+y=4?

Thank you
Click here to see answer by ptaylor(1578)

Question 69683: Hello,

I need to find the slope of 3x+y=4.

Thanks
Click here to see answer by ptaylor(1578)

Question 69682: I'm not able to find the y-intercept in 3x+y=4. Some one please help!!

Thank you
Click here to see answer by ptaylor(1578)

Question 69681: Hello,
What is the slope of THE LINE WHICH CONTAINS THE POINTS (-5,2) and (1,4)?
Thanks
Click here to see answer by checkley75(3666)

Question 69681: Hello,
What is the slope of THE LINE WHICH CONTAINS THE POINTS (-5,2) and (1,4)?
Thanks
Click here to see answer by Edwin McCravy(2920)

Question 69558This question is from textbook
: R=-0.075t + 3.85 can be used to predict the world record in the 1500-m run t years after 1930. Determine (in terms of an inequality) those years for which the world record will be less than 3.5 minutes.This question is from textbook

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

Question 69120: Can anyone help me to the inequality represented by the graph??
<-- -20-- -10--0---10---*20---30---40-->

Kia

Click here to see answer by jim_thompson5910(13787)

Question 70095This question is from textbook College Algebra
: 3x+11<5 They are asking for two solutionsThis question is from textbook College Algebra

Click here to see answer by Edwin McCravy(2920)

Question 70286: 5(m+8)-20=10(4
m
Click here to see answer by checkley75(3666)

Question 70333This question is from textbook ELEMARTARY AND INTERMEDIATE ALGEBRA
: Y+6>EQUAL TO 10This question is from textbook ELEMARTARY AND INTERMEDIATE ALGEBRA

Click here to see answer by bucky(1732)

Question 70492: 2x-y-x=0
solve for y
Click here to see answer by checkley75(3666)

Question 70507: 7x^2-y-2x=0 solve for y.
Click here to see answer by checkley75(3666)

Question 70507: 7x^2-y-2x=0 solve for y.
Click here to see answer by pleasuretohelp(9)

Question 70474This question is from textbook
: Solve the inequality x2-2x-3>0This question is from textbook

Click here to see answer by bucky(1732)

Question 70524: Can someone please help me set-up and solve this problem

Solve and write in interval notation for the solution set

/x+2/ greater than or equal to 4

Click here to see answer by bucky(1732)

Question 69766: I am working on Inequalities and I'm having trouble on a couple problems and the directions on my worksheet are: Solve each inequality. Graph the solution on a number line. Here is the problem: m+6>10 and my answer is m=4, but i dont know what to do after that.
Click here to see answer by Smirnov(15)

Question 69467: G is less or equal to 8-3. Solve for G.
Click here to see answer by Smirnov(15)

Question 70571: how to solve 2/3 + X/5 < 4/15
Click here to see answer by stanbon(26259)

Question 70628: 5(2x+1)+4<8x+6
Click here to see answer by bucky(1732)

Question 70627: I need to solve the following inequalities and show on a real number line.
5x-2>2(1+3x)-x
Click here to see answer by bucky(1732)

Question 70683: Please show me the steps to solve this.
graph the region decribed by the inequality
-4>=2y
Thanks so much
Click here to see answer by stanbon(26259)

Question 70648: please help
4/5x + 2 greater or equal to 2/5
and
1-6x less than or equal to 7
Click here to see answer by ankor@dixie-net.com(6691)

Question 70691: -4x+7 is less than or equal to -5
Click here to see answer by Smirnov(15)

Question 68927: My equation is:
x - 8 > 6
If anyone could help with this equation it would be greatly appreciated.
Thank You
Click here to see answer by Smirnov(15)

Question 70896: I need help with the following problem. I understand how to complete the first part but not the second. Here is the problem 7(-x+4)+16>5X-(10x-6)-6. The part I don't get is 5x-(10x-6)-6. The > in the problem us underlined. This problem is not from a book, rather a worksheet of 15 problems.
Thank you.
Greg Salazar (using mother's email)
Click here to see answer by stanbon(26259)

Question 70925: f(x)=x squared +6x Please explain, I don't get these.
Click here to see answer by ankor@dixie-net.com(6691)

Question 70949: 4/(x-3)<1
Click here to see answer by Earlsdon(4898)

Question 68932: My equation is:
-5 < c + 3
Any help with this problem would be greatly appreciated
Thank you
Kia,14
Click here to see answer by mathman409(67)

Question 70947: (x-3)/(x+7)>0
Click here to see answer by mathman409(67)

Question 71006: hey
im having trouble finding 3 solutions of 2x+y=5.

thanx
Click here to see answer by piglet162431(90)

Question 71005: hey
is (9,-2) a solution of 2x+3y=127
thanx
Click here to see answer by piglet162431(90)

Question 71007: hi,
how do you solve for the y-interms of x. 6x-3y=18
Click here to see answer by checkley75(3666)

Question 70942: (x/7)-(1/4)<=(x/3)+1

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

Question 71072This question is from textbook algebra 1

: i missed 1 week of school and i am not sure how to do this.
a-12<6This question is from textbook algebra 1

Click here to see answer by checkley75(3666)

Question 71090This question is from textbook college algebra
: Two pipes are used to fill a water storage tank. The first pipe can fill the tank in 4 hours, and the two pipes together can fill the tank in 2 hours less time than the second pipe alone. How long would it take for the second pipe to fill the tank?This question is from textbook college algebra

Click here to see answer by josmiceli(3003)

Question 71117This question is from textbook Elementary and intermediate algebra
: A health food store combined cranberry juice that cost $1.79 per quart with apple juice that costs $1.19 per quart. How many quarts of each were used to make 10 qt of cranapple juice costing $1.61 per quart?This question is from textbook Elementary and intermediate algebra

Click here to see answer by checkley75(3666)

Question 71126: this is a compound inequality:
x+2 is less or equal to 6
and
-2x is less than 10

Click here to see answer by stanbon(26259)

Question 71222: Solve for the variable.
14-2x=5x+11
Click here to see answer by checkley75(3666)

Question 71308: Hey
I need some help with finding the y-intercept of x-2y=4.
thanx
Click here to see answer by elima(1433)

Question 71338: One man and 2 boys can do a piece of work in 12 days, which can also be done by 3 men and 1 boy in 6 days. Howlong it would take for one alone man to complete the work.
Click here to see answer by 303795(562)

Question 71407:
if x<1, prove that (1+x)^1+x(1-x)^1-x > 1
Click here to see answer by venugopalramana(3286)

Question 71434: Business and finance. 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. Write an inequality representing the number of minutes a person could talk without exceeding $3.
Click here to see answer by Earlsdon(4898)

Question 71433: Statistics. 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. Write an inequality representing the score that Sam must get on the last test to get a C grade.
Click here to see answer by checkley75(3666)

Question 71432: Solve and graph the solution set of the following inequality.
I need to show my work for:
3x "is greater than or equal to sign" 2x - 4

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

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