Questions on Algebra: Absolute value answered by real tutors!

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Algebra: Absolute value

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Question 182954: 2x²-98
Click here to see answer by jim_thompson5910(13794)

Question 182956: C6x²+7x-20
Click here to see answer by jim_thompson5910(13794)

Question 182991: A.) |2x + 2| = 14
x=
B.) |x| = 6
x=
C.) -5|x + 1| = -10, the isolated absolute value equation would be |x + 1| = -15.
I think its true...can you help me out?
D.) 2|x + 4| = 8, the isolated absolute value equation would be |x + 4| = 4.
I think its false...What do you think?
E.)|x – 2| + 10 = 12
X=
F.)|2x + 6| - 4 = 20
x =
G.)6 – 3|2x + 6| = 0
X=

H.) Solve for x. 10 - |x + 2| = 12

I.) Solve for x. -5|x + 1| = -10

Click here to see answer by stanbon(26297)

Question 183201: My name is Robert Doyle, I'm 50. I'm trying to help my stepchild with algebra 1.I can't remember very much myself. Any help would be very helpfull. Thank You very much.
Click here to see answer by Alan3354(6097)

Question 183888: 9 - (absolute value)-13 (closed absolute value) =
Click here to see answer by tvandenberg(45)

Question 184136: Absolute Value Equations
-3[y]+4=17
-3y+4=17
-3y=13
y=(13/3)
Is this correct?
Click here to see answer by jim_thompson5910(13794)

Question 184137: Absolute Value Equations.
[(7x-5)/4]+10=7
Click here to see answer by stanbon(26297)

Question 184135: Help with absolute value equations. Thanks
Absolute value[5x]+9=19
Click here to see answer by jim_thompson5910(13794)

Question 184133: Please help soving absolute value equations. Thanks
absoute value(4X+2)=6
Click here to see answer by jim_thompson5910(13794)

Question 184139: Need some help with absolute value equations. Thanks
[x+2]=[4-x]
Click here to see answer by stanbon(26297)

Question 184144: Using the eliminations method, solve.
4x-2y+8z=6
2x-y+4z=5
6x-3y+12z=7
Click here to see answer by ankor@dixie-net.com(6693)

Question 184143: Using the elimination method, solve the system.
x-y+z=-6
2x-y+2z=9
x+y-3z=4
Click here to see answer by ankor@dixie-net.com(6693)

Question 184138: Please help with absolute value equations.
[4x-5]=[-5]
Click here to see answer by ankor@dixie-net.com(6693)

Question 184142: Solve each system using the specified method. Elimination
5x-4y=-1
10x+2y=3
Click here to see answer by checkley77(7072)

Question 184140: Solve each system using the specified method. Substitution
4x-3y=15
x-2y=0
Click here to see answer by checkley77(7072)

Question 184140: Solve each system using the specified method. Substitution
4x-3y=15
x-2y=0
Click here to see answer by solver91311(5072)

Question 184134: Absolute Value Equations
Absolute value [(x/3)+4]+5=6
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Question 184644: Did I do this absolute problem correct?
Ab.value(5x)+9=19
5x=10
x=2
or
5x=-10
x=-2
Thanks
Click here to see answer by solver91311(5072)

Question 185326: Solve.
Absolute value sign /2x =7/ <19
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Question 186451: What is the absolute value of 19?
Click here to see answer by stanbon(26297)

Question 186568: |3z+5|/6-3=6
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Question 188372This question is from textbook

: i dont know hw to do any part of this problemThis question is from textbook

Click here to see answer by solver91311(5072)

Question 177490: y= 6+|x|
Click here to see answer by Alan3354(6097)

Question 188812: trying to solve the equation of:
y=x-4
x+y=14
Click here to see answer by checkley77(7072)

Question 189451: I have read the text and it isn't enough information for me to solve this problem-Can someone please kindly help. Thank You.
Determine all values of d that make the statement true.
8|88,888,82d
Thank You.
Click here to see answer by jim_thompson5910(13794)

Question 189981: Solve.
|x| - 8 = 5
Click here to see answer by Mathtut(3670)

Question 189984: solve
15 = |a - 3|
Click here to see answer by Mathtut(3670)

Question 189983: Solve for x.
|2x - 5| + 3 = 12
Click here to see answer by Mathtut(3670)

Question 189980: |w + 18| = 0
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Question 189979: solve
|2w + 8| = 0
Click here to see answer by Mathtut(3670)

Question 189982: solve for x
|2x - 5| + 6 = 12
Click here to see answer by edjones(3298)

Question 189982: solve for x
|2x - 5| + 6 = 12
Click here to see answer by Mathtut(3670)

Question 189982: solve for x
|2x - 5| + 6 = 12
Click here to see answer by kev82(145)

Question 190867: Homework - absolute value
abs(x^2-3) = 2x
I know in absolute value you work it twice once + then -, but im not sure what to do with this one. Thanks
Click here to see answer by jim_thompson5910(13794)

Question 191048: |x+4|/10=-1 and 3|x/9|+7=8

Click here to see answer by stanbon(26297)

Question 191338: 3|x|+2=17
Click here to see answer by RAY100(1637)

Question 191559: What is (1/3)(3/4) +(-2/5)2
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Question 191529: -|2X-3|<-7
Click here to see answer by edjones(3298)

Question 192075: What are the values of a and b, if any , where a abs(b-2)<0?
Click here to see answer by jim_thompson5910(13794)

Question 192760: We are doing 1 step equations at our adult education class and I do not understand these I need help My one problem is 2z+9=1 4z-8=24 -3a-4=17 4y+9=37 These are just a few I don't understand could you please show me step by step how to do these. Please help me I am so confused. I have a good teacher but she is so busy she can't just work with me She has a lot of students and if I can get help with this I would appreciate.
Click here to see answer by ankor@dixie-net.com(6693)

Question 192836: solve the absolute value of x is greater than 5.
Click here to see answer by stanbon(26297)

Question 192390: I would really appreciate it if someone would help me with this question. The highest elevation in North America is 20,320 feet above sea level at Mount McKinley. The lowest elevation is 282 feet below sea level(-282 ft) in Death Valley. Find an absolute value equation that has the highest and lowest elevations in North America as its solutions. Thanks!
Click here to see answer by chowmeineep(4)

Question 193104: Need help in all area of allegra for this text book.
Click here to see answer by Alan3354(6097)

Question 193137: How do I write this as a calculation?
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Question 196732This question is from textbook Algebra for College Students
: 3 - 1/2(1/2x - 4) = 2 The parenthesis are straight lines for absolute value bars. What are the solutions for x?This question is from textbook Algebra for College Students

Click here to see answer by RAY100(1637)

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