Questions on Algebra: Absolute value answered by real tutors!

Tutors Answer Your Questions about absolute-value (FREE)

Question 653148: 1 divided by the absolute value of x+3 is greater than 7
Click here to see answer by stanbon(75887)

Question 653336: Evaluate each expression:
1.(3-7) to the second power=(-10)to the second power =100
2. -6 to the second power - 3 to the thried power = -36-9=-45
3. 6+10/2= 8
4. -8/4 * 2=-4
Are these correct?
Click here to see answer by stanbon(75887)

Question 653337: Solve the equation:
1. 4(n-2)-6(n+3)=-14

Click here to see answer by solver91311(24713)

Question 653342: Solve the equation:
1. 3x-4y=5 for y

Click here to see answer by solver91311(24713)

Question 653478: 3=-n+1
solve for n
Click here to see answer by MathLover1(20850)

Question 653736: 2x + 7 + 3x = 5x + 7 ,for which value of x will this statement be true
Click here to see answer by jim_thompson5910(35256)

Question 653806: HOw do I solve this equation.
|m|-3=10
Click here to see answer by andrea.smith1993(1)

Question 653806: HOw do I solve this equation.
|m|-3=10
Click here to see answer by lynnlo(4176)

Question 654332: -8x+7=4x-5
Click here to see answer by lenny460(1073)

Question 654882: is this true? [a-5] is less than [a[ -5

Click here to see answer by DrBeeee(684)

Question 654976: (2x+9)-10+5
(5x-3)+12=4
Click here to see answer by lynnlo(4176)

Question 654913: |2x+3|=3x
Click here to see answer by ankor@dixie-net.com(22740)

Question 654720: abs(j)/5 +1 = -4
Click here to see answer by jim_thompson5910(35256)

Question 655252: Reduce the following matrices to triangular form and find the rank. Also reduce the matrix to normal form.
A=
1
2
2
2
5
4
2
6
7
1
4
3
2
1
2
3
4
2
6
7
5
2
5
3
4
Click here to see answer by lynnlo(4176)

Question 655392: y squared divided by the absolute value of z for y=-12 and z=-9
Click here to see answer by jim_thompson5910(35256)

Question 655524: Whats the best way to memorize the steps in an absolute value equation? I have test soon and im worried that I will make the same mistakes as I did in my homework.
Click here to see answer by MathTherapy(10555)

Question 655637: how do you solve 40-2t=10?
Click here to see answer by MathDazed(34)

Question 655703: what is the absolute value of - 4/9?

Click here to see answer by MathDazed(34)

Question 656826: What is the absolute value of -4? How do you know or figure out this problem?
Click here to see answer by MathLover1(20850)

Question 656971: Sharon and Rob evaluated the following solution, 9+ 2 x 3. Sally said the answer was 33, but Rob said the answer was 15. Who was correct? What mistake did the other make?

Click here to see answer by solver91311(24713)

Question 656967: Rewrite the problem using only addition signs: -5 � 6 � (-5) + (8 � 2)
_________________________
Categorize the statements below as always or sometimes true
Equations:
(+) + (+) = (+)
(-) + (-) = (-)
(+) + (-) = (+)

(+) - (+) = (+)
(-) - (-) = (-)
(+) - (-) = (+)

(+)  (+) = (+)
(+)  (-) = (-)
(-)  (-) = (+)

(+) � (+) = (+)
(+) � (-) = (-)
(-) � (-) = (+)

Click here to see answer by stanbon(75887)

Question 657003: Would you please help us by showing the steps to get the correct answer to the following problem? The curriculum says the answer is -12, but we are not getting that answer.
-3/4/ + 7 * 0 =
negative three times absolute value of four plus seven times zero equals ?
We thought that -3 times absolute value of 4 was -12, then add 7 to get 5, then times 0 would be 0, but we were wrong.
Click here to see answer by Alan3354(69443)

Question 657392: jose is three years less than four times as old as his daughter. if the sum of their ages is 37, how old are both jose and his daughter
Click here to see answer by shweta(56)

Question 657475: How would I express absolute value inequalities as compound inequalities?
My problem is |h|<6. How would I make that into a compound inequality?
Click here to see answer by MathLover1(20850)

Question 657513: are the opposite and absolute value of a number always,somethimes or never equal?

Click here to see answer by colliefan(242)

Question 658148: what is the absolute value of -|-8|

Click here to see answer by jim_thompson5910(35256)

Question 658148: what is the absolute value of -|-8|

Click here to see answer by Edwin McCravy(20060)

Question 658150: My problem is Absolute Value Equations- Variables on Both Sides.I don't know how to solve the equation. Here is my problem: |x-2|=3x+1.
-Thank You

Click here to see answer by chriswen(106)

Question 658270: If you have 2 math grades (88 and 94) and needed to get at least a 90 average, how would you solve this.
Click here to see answer by josmiceli(19441)

Question 658641: L3-1�l=9 what's the absolute value
Click here to see answer by Alan3354(69443)

Question 659099: what does negative 9 with a straight line on other side equal? Please help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Click here to see answer by fcabanski(1391)

Question 659265: I am supposed to evaluate the absolute value and rewrite each expression without absolute value bars. { { { | sqrt( 3 )-1 } } } I am confused on how to do this.
Click here to see answer by stanbon(75887)

Question 659801: |�3n| � 2 = 4
Click here to see answer by lynnlo(4176)

Question 659801: |�3n| � 2 = 4
Click here to see answer by MathLover1(20850)

Question 659878: |x + 3| < 5
Possible answers-
A.) �8 < x < 2
B.) �2 < x < 8
C.) 3 < x < 5
D.) �3 < x < 5
Click here to see answer by MathLover1(20850)

Question 660034: |2x-3| +1 =4x
Click here to see answer by lwsshak3(11628)

Question 660650: what are some possibilities of what the absolute value of 6.5 and 19 are???
Click here to see answer by Alan3354(69443)

Question 660689: College algebra help? Show that ?
I thought that maybe I could show that but I don't even know how to start. Thanks in advance if you can help :-)
Click here to see answer by jim_thompson5910(35256)

Question 660737: How do you graph y = 6-|3x+1|? I have tried the vertex of (-1/3,0) and the vertex of (-1/3,6).
Click here to see answer by KMST(5328)

Question 661109: what is the absolute value of 9 over 16
Click here to see answer by Alan3354(69443)

Question 662520: My math teacher gave us homework for the weekend and I understand the majority of it, but there are a few problems that I just don't understand. I was wondering if I left the problem, someone could show how to solve it.
Math problem:
7|n|=56
Click here to see answer by MathLover1(20850)

Question 662523: My math teacher gave us homework for the weekend and I understand the majority of it, but there are a few problems that I just don't understand. I was wondering if I left the problem, someone could show how to solve it.
Math problem:
|m|
---=3
5
Click here to see answer by MathLover1(20850)

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