Questions on Algebra: Absolute value answered by real tutors!

Tutors Answer Your Questions about absolute-value (FREE)

Question 78479: The weather news says there is a 30% chance of rain this weekend. Make an area to represent all possibilities. Find the probability that it will rain.
a. No days
b. One day
c. Two days
Click here to see answer by stanbon(75887)

Question 78681: Please solve. |x-2| >= -4
I tried and got X >- -2 or X <= 6
Click here to see answer by rapaljer(4671)

Question 78676: Please solve |9x - 9| >= -9
I have tried and get x = 0 or x = 2
Click here to see answer by rapaljer(4671)

Question 78678: Please solve. |7X - 14| < 7
I tried and got X < 3 or X > 1
Click here to see answer by tutor_paul(519)

Question 78680: Please solve. |x - 1.5| <= 3
I tried and got X <= 4.5 or X >= -1.5
Click here to see answer by bucky(2189)

Question 79197: Please help me solve this one:
1/z + 2/z+3
These are actually fractions, I didn't know how to type them. I know the LCM is z(z+3) but my answer doesn't match the one in the back of the book. What am I doing wrong? Help!
Thanks!
Click here to see answer by ankor@dixie-net.com(22740)

Question 79897: what do you call these type of problems:5x+32=8-x
Click here to see answer by checkley75(3666)

Question 80000:
|-4x - 3| = |-7x + 1|

Click here to see answer by Edwin McCravy(20060)

Question 80005: please help,

solve the following:
7|z+6|+8 is less than or equal to 57
Click here to see answer by stanbon(75887)

Question 80013: Please Help,
7|z+6|+8 is less than or equal to 57, I think the answer is less than or equal to 1 but i'm really not sure
Click here to see answer by tutor_paul(519)

Question 80385: 56. Number problems. Jill has $3.50 in nickels and dimes. If she has 50 coins, how
many of each type of coin does she have?
Click here to see answer by josmiceli(19441)

Question 80481: solve the equation: 3/x-5/=12
I am a home-schooled student and I am re-taking a class that I have forgotten everything in...
Click here to see answer by ankor@dixie-net.com(22740)

Question 80662: I hope someone can help me I am stuck.
Acme Airlines flies airplanes that seat 12 passengers. From experience, they have learned that, on average, 80% of the passengers holding reservations for a particular flight actually show up for the flight. If they book 13 passengers for a flight, what is the probability that 12 or fewer passengers holding reservations will actually show up for the flight?

a. less than 90% b. between 90 and 95%, inclusive c. more than 95% d. cannot be determined from information given

Let be a normally distributed random variable with and . The probability that is between 80 and 120 is (to the nearest whole percent)
a. 8 % b. 82 % c. 91% d. answer not listed

these two qusetion have been killing me all night thanks for your help Mirna

Click here to see answer by stanbon(75887)

Question 80721: solve for: A:|x-2|=8 B: |x+6| =3
PLEASE HELP ME!!!
Click here to see answer by Earlsdon(6294)

Question 80730: 29: Simplify the expression below.
(4√3) / √12
Click here to see answer by tutor_paul(519)

Question 80726: Find the value of each expression: A:|6|-|2| B:|-8| -|-10| C:|-8-(-10)
D:|-8|-(-|10|) E:-|8|-|-10|

F: -|8-(-10)|

Click here to see answer by tutorcecilia(2152)

Question 80725: 26:
[1/(x - 3)] + [1/(x + 3)] = [10/(x2 - 9)]
Click here to see answer by stanbon(75887)

Question 80729: 28: Simplify:
(2x1/2 + y1/2)(x1/2 - 3y1/2)
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Question 80724: 16:
8(c^3 - c) = c (6c + 1)
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Question 80723: 2:
|(x/6) + 5 | + (1/3) = (3/4)
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Question 81089: If a 4.4-pound bag of dog food costs $3.52, what is the cost per pound?
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Question 81444: If one-half a number is subtracted from five-sixths of the number, the difference is 6. Find the number.
Click here to see answer by ankor@dixie-net.com(22740)

Question 81599: Can you solve this equation for me
|(-12)(2)| = ?
A friends says that it is -24 I say +24.
Click here to see answer by bucky(2189)

Question 82003: How do I demonstrate an algebraic equation on a "number line"? For example, how do I show X<6 on a "number line"?
Click here to see answer by Edwin McCravy(20060)

Question 83241: Mixture Problem: How many deciliters of pure alcohol must be added to 60 deciliters of a 35% solution to obtain a 60% solution?
Click here to see answer by Nate(3500)

Question 83496: (x+4)=9
Click here to see answer by checkley75(3666)

Question 83887: What is the absolute value of 0?
Click here to see answer by bucky(2189)

Question 81988: what is the definiton for absolute value
Click here to see answer by Nate(3500)

Question 84531: How do I solve:
The absolute value of n-6 = the absolute value of 1-n
Click here to see answer by bucky(2189)

Question 85021: 15 x y - 15 x 6 =
Click here to see answer by stanbon(75887)

Question 87010: Please help me!!!
How do I simplify this equation.
-12-|7-11|-[3-(-9)]
PLEASE HELP!!!
Click here to see answer by stanbon(75887)

Question 87026: 1. 9-x2
2.4x^2+81-36x
3.4y^2+16y+16
4.x^2-25
x+5
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Question 87067: Are there any values for x that would make |x|=-|x| a true statement? Explain.
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Question 87075: Please Help!!
Translate the following statement into an open sentence involving absolute value: The numbers whose distance from 3 is less than 2
Click here to see answer by Edwin McCravy(20060)

Question 87518: This is giving me troubles please help me. Solve >
Click here to see answer by Edwin McCravy(20060)

Question 87719: HELP!
How can you graph this function??? : y = |x-3|
I would greatly appreciate your help!
Click here to see answer by stanbon(75887)

Question 87718: PLEASE HELP!!!!!!!!
How do you graph this function: y = |x| ?

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Question 88316: How many numbers are there whose absolut e value is -3.7?
Click here to see answer by rapaljer(4671)

Question 89585: absolute value of 2-4
Click here to see answer by malakumar_kos@yahoo.com(315)

Question 89695: Simplify ||2x -2 | -4|
Click here to see answer by stanbon(75887)

Question 87534: Whats the solution for (-x|x|)1/2.(1/2 is square root power)
I answered x but the solution says -x
Click here to see answer by albert(7)

Question 86758: y=|x-3| and i need to state the domain, range and x and y intercepts
Click here to see answer by albert(7)

Question 75862: Solve the open sentence and name and graph the solution set. Please and thank you, to I can have a clear understanding of what I am doing.
|b+9|=2
Click here to see answer by albert(7)

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