SOLUTION: Solve: | | 3x+7| | <6 How will I write the answer as an interval notation. I hsd it wrote like this (-oo,-13/3)U(-1/3,oo)

Algebra ->  Absolute-value -> SOLUTION: Solve: | | 3x+7| | <6 How will I write the answer as an interval notation. I hsd it wrote like this (-oo,-13/3)U(-1/3,oo)      Log On


   

Question 989001: Solve: | | 3x+7| | <6
How will I write the answer as an interval notation.
I hsd it wrote like this
(-oo,-13/3)U(-1/3,oo)
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
Case 1: 3x + 7 < 6
3x < -1
x < -1/3

Case 2: -3x - 7 < 6
-3x < 13
x > -13/3

The interval notation you used is correct.