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

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Algebra: Inequalities, trichotomy

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Question 62728: For each inequality question solve, graph the set & write interval notation
Q1. 0.3 < 0.2x - 0.9 < 1.5
Q2. |-4| - (-4) + |-20|
Q3. 5x-8 < 2 (2+x) < -2 (1+2x)

Click here to see answer by stanbon(26259)

Question 62987: Using transformation - solve each equation:
4/9x = 8
n/2.3 = 5.6
3/5n + 15 = 21
13 - 1/3n = 9
3/4n + 22 = 55
Click here to see answer by stanbon(26259)

Question 62988: An isosceles triangle has a perimeter of 55 cm. Find the length of one of the equal sides if the third side is 15 cm long.
Click here to see answer by benni1013(141)

Question 63015: My son has statements that he needs to write the inequality using symbols for each statement. thanks in advance

The sum of a numbe and 2 is less than 10. We came up with y + 2 < 10. ..not sure if correct, but when I see "and" I won't to add verses write y2<10??? Please help
Click here to see answer by stanbon(26259)

Question 63014: My son has statements that he needs to write the inequality using symbols for each statement. thanks in advance
The product of -5 and a number is greater than or equal to 30. We're confused abt how to write it.
Click here to see answer by funmath(2873)

Question 63016: My son has statements that he needs to write the inequality using symbols for each statement. thanks in advance

The sum of -3 and 4 times a number is greater than 5. Please advise
Click here to see answer by joyofmath(189)

Question 63017: My son has statements that he needs to write the inequality using symbols for each statement. thanks in advance
If -2 is added to one-half of a number, the sum is less than 4. So far we have -2 + 1/2n??? Please advise
Click here to see answer by stanbon(26259)

Question 63021: My son has to write an inequality using symbols for the statement.
Three-fourths of a number is les than or equal to -6. We came up with, so far,
3/4n < -6
-

pls advise
Click here to see answer by joyofmath(189)

Question 63038: -6>n-1/5
Click here to see answer by stanbon(26259)

Question 63039This question is from textbook Pre-Algebra
: Find the quotient. Write your answer using only positive exponents.
Question: 5 to the 6th power divided by 5 to the 12th power.

Please help me fast! Thanks for the help!This question is from textbook Pre-Algebra

Click here to see answer by Nate(3495)

Question 63041This question is from textbook Pre-Algebra
: Which expression is not equivalent to x to the 3rd power times x to the -7 power.
Answers u can choose from: x to the -4 power,1 divided by x to the 4th power,x to the 7th power divided by x to the 3rd power,x to the 3rd power divided by x to the 7th power.This question is from textbook Pre-Algebra

Click here to see answer by praseenakos@yahoo.com(417)

Question 63052This question is from textbook Pre-Algebra
: Write the expression using only positive exponents.
Question:14^-3

Please answer this really really really fast please! Thanks for the help!This question is from textbook Pre-Algebra

Click here to see answer by Earlsdon(4898)

Question 63067: what is m-6<13?
Click here to see answer by 303795(562)

Question 63047This question is from textbook Pre-Algebra
: Write the expression using only positive exponents.
Question: 14^-3

Please solve this really fast! Thanks for the help!This question is from textbook Pre-Algebra

Click here to see answer by praseenakos@yahoo.com(417)

Question 63072: Q#1 3<-5-2x<9
Q#2 15<3x-3<24
Q#3 16<4-3x<25
Click here to see answer by Edwin McCravy(2920)

Question 63042: some one please help me with this one!!!!!
You have an allowance of $15.00 per week. You are in a bowling league that costs $6.50 each week, and you save at least $5.00 each week. Write and solve an inequality to show how much you have left to spend each week.
Click here to see answer by 303795(562)

Question 62727: Q1. -2 ≤ x + 3 ≤ 0
Q2. x + 4 < 0 or 6x > -12
Q3. x ≤ 0 or x ≥ -3
Q4. ⅜ x + 1 ≤ 0 or -2x < -4

Click here to see answer by stanbon(26259)

Question 63019: you have $15 to go bowling. you rent shoes for $2 and went to bowl as many games as possible. each game costs $3. what is the greatest number of games you can bowl? use the in equality 2 + 3g less than or equal to sign 15, where g is a whole number that represents the number of games.
Click here to see answer by checkley71(8405)

Question 63036This question is from textbook
: Solve each compound inequality and write the solution set using interval notation.
0<5-2x<=10 and -6<4-x<0This question is from textbook

Click here to see answer by uma(370)

Question 63264: solve. x-2/x+1 greater or equal to 3
thank you
Click here to see answer by jai_kos(139)

Question 63324This question is from textbook Pre-Algebra
: What does it mean for two nonzero whole numbers to be relatively prime?

Thanks for the help!

This question is from textbook Pre-Algebra

Click here to see answer by stanbon(26259)

Question 63325This question is from textbook Pre-Algebra
: Write two equivalent fractions & explain why they are equivalent.

Thanks for the help!This question is from textbook Pre-Algebra

Click here to see answer by stanbon(26259)

Question 63333This question is from textbook Pre-Algebra
: Write the prime factorization of the numbers. 75,104,129,138This question is from textbook Pre-Algebra

Click here to see answer by checkley71(8405)

Question 63290: another problem!
find the third term in the expansion of (3t+4)^8 choices are: 48t^6, 11,644t^6, 326,592t^6 or 448t^6 really confused
Click here to see answer by stanbon(26259)

Question 63288: I graphed this inequalitity but it does not look right...
y>x^2+x-6
y can someone help?
Click here to see answer by stanbon(26259)

Question 63744: Please help me solve this problem
Solve the inequality
3x^2-2x-1>- (greater than or equal) 0
Click here to see answer by praseenakos@yahoo.com(417)

Question 63744: Please help me solve this problem
Solve the inequality
3x^2-2x-1>- (greater than or equal) 0
Click here to see answer by rahman(247)

Question 63831: 3x is less than or equal to 2x plus 7
Click here to see answer by funmath(2873)

Question 64080: 5h-4<-8
Click here to see answer by stanbon(26259)

Question 63992: please help me with this problem y<-3/7x-6
Click here to see answer by stanbon(26259)

Question 64181This question is from textbook
: I need help to solve this problem...5(x-3)+ 2 < 7 and 5x > 4(2x-3)This question is from textbook

Click here to see answer by Earlsdon(4898)

Question 64149This question is from textbook Pre-Algebra
: a number is less than the sum of twice its oppisite and five. find the numberThis question is from textbook Pre-Algebra

Click here to see answer by 303795(562)

Question 64228: Help please!
1.) The solution set of the inequality x+5/x-2<=6 in interval notation
2.) If x+243, then x^-1/3 is ?
3.) The inequality -4x+7<=2x+4 is equivalent to ?
4.) What is the largest zero of the function f(x)=x^3+5x^2+5x-2
Click here to see answer by Edwin McCravy(2920)

Question 64398: what is -4z _> -12?
Click here to see answer by stanbon(26259)

Question 64446: Car Selling. Ronald wants to sell his car through a broker who charges a commission of 10% of the selling price. Ronald still owes $11,025 on the car. Ronald must get enough to at least pay off the loan. What is the range of the selling price.
Click here to see answer by stanbon(26259)

Question 64341: I am stuck. Can someone please help????
0< two over x < three fourths
Click here to see answer by stanbon(26259)

Question 64537This question is from textbook Algebra I Glenco Mathematics Oklahoma Edition
: 5b+8 divided by 3<3bThis question is from textbook Algebra I Glenco Mathematics Oklahoma Edition

Click here to see answer by stanbon(26259)

Question 64719: ok i need help with this problem:
1x+2y=2
-4x+3y=25
using the elimination process
Click here to see answer by checkley71(8405)

Question 64814: Please help me with this simultaneous equation
x+2y=5
3x+y=5
Click here to see answer by tutorcecilia(2042)

Question 64889This question is from textbook Pre-Algebra
: Find the sum or difference. -4/17 + 3/5

Thanks soooooooooo much! Happy Holidays!This question is from textbook Pre-Algebra

Click here to see answer by checkley71(8405)

Question 64891This question is from textbook Pre-Algebra
: Find the sum or difference. -3/4 - (-5/18)

Thanks sooooooo much! Happy Holidays!This question is from textbook Pre-Algebra

Click here to see answer by checkley71(8405)

Question 64980This question is from textbook Pre-Algebra
: Find the sum or difference. - 11/12 - -7/15

Thanks sooooooo much! Happy Holidays!This question is from textbook Pre-Algebra

Click here to see answer by ptaylor(1578)

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