Questions on Algebra: Absolute value answered by real tutors!

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Algebra: Absolute value

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Question 106543: I thought I was doing pretty good with absolute value, but this one has me stumped. Could you please help me solve this problem?
15-|2+3x| /2=7
thank you in advance for your help
Click here to see answer by benni1013(141)

Question 106713This question is from textbook Algebra 1
: 2|d+3|=8This question is from textbook Algebra 1

Click here to see answer by jim_thompson5910(13794)

Question 106700: hi, my son asked me some questions on algebra but i myself was confused. hope u can help me to help him with these.write these follwing expressions in the simplest form:
1. b+7+2b+10
2. (3d+5)+(d-2)
3. 3m-(-m)
Click here to see answer by Earlsdon(4900)

Question 106712This question is from textbook Algebra 1
: -3|y-3|=9This question is from textbook Algebra 1

Click here to see answer by jim_thompson5910(13794)

Question 106731This question is from textbook technical mathmatics
: i dont understand this problem what is the 2 vertkical lines mean?
instructions say to set up a table of values and graph the equation.
y=|x+2| i thought this was a absolute value but i am not so sure now. and how would i go about solving it?This question is from textbook technical mathmatics

Click here to see answer by stanbon(26297)

Question 106810: 6-a/b over 24/b
this is a fraction - I came up with -a/4...not sure if this is right?
Click here to see answer by Earlsdon(4900)

Question 100713: hi
x/3-x+2/5=x?
Click here to see answer by HyperBrain(694)

Question 106968This question is from textbook prentice hall mathmatics pre algebra
: how do you simplify absolute value.
example: |18|
or the absolute value of -9This question is from textbook prentice hall mathmatics pre algebra

Click here to see answer by MathLover1(1183)

Question 107269: what is absolute value
Click here to see answer by Earlsdon(4900)

Question 107510This question is from textbook advanced algebra
: Rewrite the equation in standard form.

y=(x+6)squaredThis question is from textbook advanced algebra

Click here to see answer by checkley71(8405)

Question 99112: 1.evaluate 5x-2y +4z when x=3, y=2 and z=4.
2.evaluate 6a+4b-3c when a=4, b=7, and c=-2.
3.evaluate 3x+5y when x=11 and y=4.
Click here to see answer by HyperBrain(694)

Question 95272: Solve the inequalities
5 > |x | + 1

Click here to see answer by BurningFlame_marc(77)

Question 107861: │a-6│=│6-a│
Click here to see answer by stanbon(26297)

Question 107856: Determine the maximum and minimum value of the following set of numbers.
3, -36/7, -1, -2/3, 5/4, -5, 26/9
Click here to see answer by checkley71(8405)

Question 104404: if 5 is added to a number the result is 13
Click here to see answer by HyperBrain(694)

Question 108781: find the value of 17.5/2
Click here to see answer by checkley71(8405)

Question 108776: find the value of {4+5}x{6-3}
Click here to see answer by checkley71(8405)

Question 80001: 7|z+6|+8 < or equal to 57
Click here to see answer by aaaaaaaa(138)

Question 109466: what is solution for
a)|x|>-2
b)|x|-2=-3
Click here to see answer by jim_thompson5910(13794)

Question 109360: What is
plus or minus the absolute value of negative two?
Click here to see answer by bucky(1732)

Question 109499: Solve using the quadratic formula:
x2 – 3x = 7x – 2

x2 – 7x – 1 = -7
both of these need to in solve these 2 I have not been able to get this done.
Click here to see answer by stanbon(26297)

Question 109817: here is the problem: Evaluate each of the expressions if: a=-2, b=5, c=-4 and d=6. Now here is the equation: 4b + 5d - c/a
What I have so far is this; 4(5) + 5(6) - -4/-2
from here I am not sure what to do or if what I have here is right, I would very much appreciate your help on this.
Thank You, Barb Neely
Click here to see answer by bucky(1732)

Question 110254: What are all the possible numbers of an absolute value of 6.5?
Click here to see answer by stanbon(26297)

Question 110414: If (2x - 1)(2 + 5x)=Ax2 + Bx + C, what is the value of B? the Ax2 means dat 2 is da power of A?
Click here to see answer by solver91311(5072)

Question 110449: How would you solve this problem?
[5-(x-3)]=1

Click here to see answer by checkley71(8405)

Question 110251: What are all the possible numbers for an absolute value of 19?
Click here to see answer by HyperBrain(694)

Question 94912: Could you please help me with this problem?
2x+3y-x-2y

Click here to see answer by HyperBrain(694)

Question 111441: Choose <, = or > symbol to make a true statement
|-3| ...... - (-12)
I chose < is this correct?
Click here to see answer by jim_thompson5910(13794)

Question 112731: I would like your help with the following question in year 7 maths:-
A girl is 11 years old now, how old will she be in d years? the question also had a first part which was: how old will she be in 5 years. I am not sure if that is related to the 2nd part of the question. We have only just begun algebra and I don't yet fully understand it. I would appreciate your help with the 2nd part of the question as I have done the first part.
Many thanks
Lyndsey Bailey
Click here to see answer by SHUgrad05(58)

Question 112748: absolute value of 3-5
Click here to see answer by SHUgrad05(58)

Question 113266This question is from textbook Holt Algebra 1
: Graphing absolute value inequalities. Could I have a step-by-step and reason why, PLEASE?
Abs. (2b - 5) > 8
Thanks.This question is from textbook Holt Algebra 1

Click here to see answer by jim_thompson5910(13794)

Question 113867: Please help. Thank you very much
Write a pieceswise function for f(x)=/24x-3/
note: / / are absolute value signs
Click here to see answer by Edwin McCravy(2922)

Question 114223: 6 - |4x - 3| = -19
how do i solve the following absolute value??
Click here to see answer by mathnard(10)

Question 114840: I'm confused about how to solve an absolute value equation when there are absolute values on both sides. Here is an example: /x-3/+7is less than /x+5/-2
Click here to see answer by stanbon(26297)

Question 106072: how do you simplify adding,and subtracting fractions?
Click here to see answer by jgr45(22)

Question 116151: please help me with this, I don't understand this:a) [3/4] b)-[-4/5]
Click here to see answer by MathLover1(1183)

Question 116169: Whst is the absolute value of |x+6|=2x?
Click here to see answer by Fombitz(2113)

Question 116278: x+1 < 2x +1
Click here to see answer by jim_thompson5910(13794)

Question 116419: what is the answer to this question [[[x]-2]-2]<=1
Click here to see answer by checkley71(8405)

Question 116626: Please help.
Please Evaluate the following.
|-20|-|5|. My answer is 15. Is this correct.
Thanks
JMS
Click here to see answer by scott8148(3385)

Question 116711: what is the absolute value of 9
Click here to see answer by bucky(1732)

Question 117013: Please help. I am not sure if I selected the correct topic.
Please evaluate the (-15+6) ÷ 3 (that is -15+6 over 3).
A) 3, B) -3, C) 1, or D) -1
Thanks
JMS
Click here to see answer by jim_thompson5910(13794)

Question 117584: 3-3/4x=4
Click here to see answer by MathLover1(1183)

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