What does 6x - (-3x) plus 3 - 8 plus 2x equal?

To simplify the expression (6x - (-3x) + 3 - 8 + 2x), first, eliminate the double negative: (6x + 3x + 3 - 8 + 2x). Combine like terms: (6x + 3x + 2x = 11x) and (3 - 8 = -5). Thus, the expression simplifies to (11x - 5).