Solve 0 = -3*j - k - 12, 5*k = 4*j + 2*k + 16 for j.

-4

Solve 3*i - 11 = q, -9*i + 7*i = 3*q for q.

-2

Solve 3*c + 24 = c - 5*o, c - 5*o = 3 for c.

-7

Solve 4*r = -2*h - 6, -2*r + 15*h = 14*h - 7 for r.

1

Solve h - s + 4 = 0, 0 = -2*h - 11*s + 6*s + 27 for h.

1

Solve 2*f + q = 0, 4*q = -4*f + 6 + 2 for f.

-2

Solve 0 = k + 2*r, -4*k - 4*r = -149 + 145 for k.

2

Solve -4*w = -k - 17, -3*w - 3*k = -2 - 22 for w.

5

Solve -28 = 5*u - 2*w, 3*w + 40 = u + 56 for u.

-4

Solve 3*v = 6, 0 = 5*q - 2*q + 4*v + 1 for q.

-3