Solve 0 = -3*q - 6, 3*z - 6 = 5*z + 5*q for z.
2
Solve 5 = s, -3*w - 2*s - 17 = -3*s for w.
-4
Solve 2*d + 30 = 7*a, 49*d - 2*a = 50*d - 7 for d.
-1
Solve 2*a - 16 = h - a, -5*h - 3*a = 8 for h.
-4
Solve -3 = 2*j + u, 2*j + 5*u = 6*j - 29 for j.
1
Solve -4*z - 2 = 2*o + 8, 5*o = -4*z - 19 for o.
-3
Solve -i + 6*i = 2*r + 22, -4*i - r + 15 = 0 for i.
4
Solve -w - 10 = -3*i, -18*i + 13*i + 22 = w for i.
4
Solve 4*q = -n - 5 - 2, 8 = -2*q + 4*n for q.
-2
Solve -2*y - 2*y - 3 = 5*u, -3*u - 2*y - 1 = 0 for u.
1