To determine the next five terms after A = -19, use the equation,
At = A + (n - 1) x d
Solving for the terms.
A2 = -19 + (2 - 1) x -10 = -29
A3 = -19 + (3 - 1) x -10 = -39
A3 = -19 + (4 - 1) x -10 = -49
A3 = -19 + (5 - 1) x -10 = -59
A3 = -19 + (6 - 1) x -10 = -69