SOLUTION:
Algebra.Com
Question 150413:
Answer by mgmoeab(37) (Show Source): You can put this solution on YOUR website!
Just go by the definition:
|x| = x, x>=o
|x| = -x, x
Solution:
|x-7|>=2
a) if x>=o
then,
x-7>=2
x>=9
b) if x
then,
x-7<=-2
x<=5
]-∞,5]U[9,+∞[ VALUES OF X.