A triangle has side lengths of left parenthesis, 6, v, plus, 3, right parenthesis(6v+3) centimeters, left parenthesis, 2, v, plus, 5, right parenthesis(2v+5) centimeters, and left parenthesis, 8, w, plus, 5, right parenthesis(8w+5) centimeters. Which expression represents the perimeter, in centimeters, of the triangle?