Task: Question Answering
Input (English): Suppose 3*d + 0*d = -5*l + 2, 5*l = 5*d - 30. Let q(v) = -8*v**3 + 2*v**2 + 3*v + 2. Let k be q(l). Calculate the greatest common factor of 17 and k.
Output (English): 17