Solve -5*k - 5*x - 25 = 0, -51*k - 5*x + 29 = -55*k for k.
-6
Solve 2*a - 3 = 1, -n + 3*a - 9 = 0 for n.
-3
Solve 5*r = 4*d - 3*d + 8, -d - 6 = -4*r for r.
2
Solve 4*s + 2*c + 10 = 0, 38*c + 9 = -3*s + 37*c for s.
-4
Solve 2*y + 12 = f, 7*f - 16 = 9*f + 4*y for f.
2
Solve 0 = -5*z - 5, 6*h - z + 19 = h for h.
-4
Solve h + 11 = -3*d + 2*h, 19 = -3*d - h for d.
-5
Solve -j + 5*j - 3*b - 16 = 0, -8 = -2*j - 4*b for j.
4
Solve 4*q = 3*z + 13, -8*z = -7*z - 1 for q.
4
Solve 1 = -5*b - x + 11, 5*b - 40 = 5*x for b.
3