SOLUTION: solve : abs(x+4)>8 I solve it and the answer i have been finding is -12 and 4 but when i enter is in interval form such as (-12,4) it tells me the answer is incorrect Help Ple

Question 667041: solve : abs(x+4)>8
I solve it and the answer i have been finding is -12 and 4
but when i enter is in interval form such as (-12,4) it tells me the answer is incorrect
Help Please
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
abs(x+4)>8
-----
|x+4| > 8
---
x+4 < -8 or x+4 > 8
----
x < -12 or x > 4
========================
Ans in interval notation: (-oo,-12)U(4,+oo)
==============================================
Cheers,
Stan H.
===========
RELATED QUESTIONS
I have already done most of the work, I am just confused on how to write the answer. Here (answered by srinivas.g,Fombitz)

Hi i am trying to get help with finding the interval notation. solve the inequality.... (answered by Fombitz)

Hi! I think I have the solution, but I'd like to check my answer, please. The question... (answered by richwmiller)

I have been trying to solve this problem and I am not sure what I am doing wrong. The... (answered by CubeyThePenguin)

Ive been given a test and i have one question wrong. I dont know how to solve it, but i... (answered by ankor@dixie-net.com)

This is my first time on this website, so I'm sorry if I chose the wrong subject, but... (answered by checkley77)

I do not have a very large understanding of logarithms, and i can't solve the question: (answered by CharlesG2,Earlsdon)

I understand the concepts behind natural logarithms and solving for an exponent, but on... (answered by Alan3354)

I have been trying this equation and just can't seem to get it. I have been asked to... (answered by solver91311)