*m - 4*z + 16 for m.
4
Suppose 0 = h + 4, 0 = 4*t - h + 3*h. Suppose 36 = t*i - 3*l - l, 5*i - 2*l = 74. Solve 4*j = -4*d + 16, -d + i = 4*j + d for j.
3
Suppose 0 = -4*y - 3*t - 4 + 15, -5*t = 5*y - 15. Solve -u = -5*x + 2, y = -3*x + 2*x + u for x.
1
Suppose 10 + 0 = 2*c. Suppose -4*z = 4*g - 0*z - 20, 0 = -5*g + 5*z + c. Solve -3*a = -4*s - 0*a - 27, g*s = -4*a + 11 for s.
-3
Let j = -16 - -22. Let u(y) = 17 + y - j + y**2 - y - 11*y. Let p be u(10). Solve 0 = 5*q - 4*q - 3*w - p, -2*q + 2*w - 2 = 0 for q.
-2
