Factor part of an expression



Is there a simple way to get maxima to simplify

   a+b*x+c*x

to

   a+(b+c)*x

(In real life, a,b,c, and x may all be more complex expressions.)

-- 
Daniel M. Israel                        Mail Stop P365
Staff Scientist                         Los Alamos National Laboratory
XCP-4-Methods & Algorithms              Phone: (505)-665-5664
                                         E-mail: dmi1 at lanl.gov