Question

What is the solution to 3|x-1| >= 12?

Answer 1

3 | x - 1 | > = 12 -- divide both sides by 3
| x - 1 | >= 4

x - 1 >= 4
x >= 4 + 1
x >= 5

x - 1 <= -4
x <= -4 + 1
x <= -3

Answer 2

read and learn...
http://www.purplemath.com/modules/absineq.htm

Answer 3

thank you!

Answer 4

sure thing :)