Posted by Jen on Saturday, March 14, 2009 at 4:02am.
I will assume that 2/3x is (2/3)x and not 2/(3x). As you have written it, it could be either. They are NOT the same.
Subtract x from both sides of the equation. This leaves you with
-1/3 x = 1
Multiply both sides by -3 for the final answer.
x = -3