Is give or gives correct in the following sentence:
Substantial experience combined with my programming skills give(s) me the expertise needed to complete the job efficiently.
Is "combined with" equivalent to "and", making "experience" and "skills" a compound subject? If so the verb should be plural.
If its not, is it governed by the "closest subject rule" and "skills" make it plural?
Xcombines withY, a new product is formed, called their combination. Brown sugar combined with lemon juice provides [singular] a surprising finish to her martini. – John Lawler Feb 11 '15 at 16:55