Updates:
        Cc: [email protected]

Comment #4 on issue 3721 by [email protected]: solve should handle more than one abs
http://code.google.com/p/sympy/issues/detail?id=3721

from sympy.solvers.inequalities import reduce_inequalities as ri
ri(abs(x-3)-2*(x+1))
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "sympy\solvers\inequalities.py", line 437, in reduce_inequalities
    abs_reduced.append(reduce_abs_inequalities(exprs, gen, assume))
  File "sympy\solvers\inequalities.py", line 329, in reduce_abs_inequalities
return And(*[ reduce_abs_inequality(expr, rel, gen, assume) for expr, rel in
 exprs ])
  File "sympy\solvers\inequalities.py", line 248, in reduce_abs_inequality
raise NotImplementedError("can't solve inequalities with absolute values of
a complex variable")
NotImplementedError: can't solve inequalities with absolute values of a complex
variable
solve(abs(x-3)-2*(x+1))
[1/3]

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