Solve -2*s - 4*f = -s + 16, -16 = 4*f for s.
0
Solve 3*v + n - 8 = 0, 0*n + n = -4*v + 12 for v.
4
Solve -4*a + 4*h - 25 + 13 = 0, -3*h + 12 = 0 for a.
1
Solve -3*l - 1 = -5*w + 4*w, -w + 4*l = -2 for w.
-2
Solve 2*p + 14 = 2*j, 4*p + 7 = -2*j - 9 for j.
2
Solve 0*q = -4*n - 4*q + 16, -5*n + q + 14 = 0 for n.
3
Solve 0 = -13*y + 12*y - 5*b + 32, b - 6 = 0 for y.
2
Solve i = -11*q + 10*q - 1, 2*i = -5*q + 10 for i.
-5
Solve 3*b - 3 = -b - 3*f, 5*b + 4 = 4*f for b.
0
Solve -5*q - 3 = 4*u, -5*u = -3*q + 1 + 12 for q.
1