Solve 3*l = -12, 5*s - 7*l = -6*l - 21 for s.

-5

Solve -5*n - 12 = -2*u, 5*n + 30 - 6 = -u for u.

-4

Solve 0 = -5*o + 4*d + 4, -o - 67*d + 62*d = -24 for o.

4

Solve 2*t - r - 2*r - 7 = 0, 2*r = t - 3 for t.

5

Solve -3*k - 5*s - 26 = 0, -11*s + 6 = k - 13*s for k.

-2

Solve 0 = 4*g - 5*b - 8 - 21, 0 = -3*g + 3*b + 18 for g.

1

Solve 0 = -4*t - 4*s - 20, -7*t + s + 15 = -10*t for t.

-5

Solve q - 2*q + 12 = 4*v, 0 = 3*q + 3*v - 18 for q.

4

Solve 17 = 4*g + 5*v + 5, 2*v = 2*g + 12 for g.

-2

Solve -10*b + 13 = -9*b + 5*z, 2*b = -z + 8 for b.

3