Find the constant coefficient when the polynomial 3(x - 4) + 2(x^2 - x + 7) - 5(x - 1) - 3(x^3 - 7x^2 + 5x - 1) + 2(x - 4) is simplified.
3(x - 4) + 2(x^2 - x + 7) - 5(x - 1) - 3(x^3 - 7x^2 + 5x - 1) + 2(x - 4)
3(-4) + 2(7) -5(-1) -3(-1) + 2(-4) = _______________