Task: Question Answering
Input (English): Let p = 2 + -1. Let c be 16/5 + p/(-5). Suppose 7*m - 4*t - 20 = c*m, -2 = -4*m - 5*t. Solve m*h = 2*h - 5*j - 13, -h - 2*j = 4 for h.
Output (English): 2