Task: Question Answering
Input (English): Suppose -3*h = -p + 5, -3*p + 2*h = h - 15. Let s(g) = -g**3 + 5*g**2 + g - 3. Let r be s(p). Suppose r*z - 12 = 8. What is the tens digit of z?
Output (English): 1