Solve 0 = -5*z + 5*l + 10, 2*z + 2*l - 4 = 7*l for z.
2
Solve 5*j = 2*f + 17, 5*f - j + 3*j = 1 for f.
-1
Solve 0 = -4*n - 4*w + 16, -8*n = -9*n - 4*w + 16 for n.
0
Solve -3*q = g + 8, g = -4*q - 1 - 9 for q.
-2
Solve 5*u - 41*j + 5 = -40*j, -5*u + 3*j + 5 = 0 for u.
-2
Solve f - 6 = -2*h, h + 3*f + 32 = 5*h for h.
5
Solve 3*p + c = -4 + 2, -3*c = 2*p + 6 for p.
0
Solve -4*k = -4, -4*v - 31 = -3*k - 36 for v.
2
Solve 4*a - 6 = 2*v - 0, 4 = 4*v for a.
2
Solve -1 = -j - q, 2*q - 12 = -4*j - 2 for j.
4