Task: Question Answering
Input (English): Let a(h) be the third derivative of h**6/120 - h**5/15 + h**4/24 - h**3/3 + 4*h**2. Let z be a(4). Solve 2*o = z*n - 8, 0*o - 4 = -2*n - 2*o for n.
Output (English): 3