Solve 4 = 2*c, -c = 3*u - 2 + 12 for u.

-4

Solve 2 = -5*h + 7, -5*h = j - 8 for j.

3

Solve -3*v + 0*a = 2*a + 12, 0 = v - 3*a - 7 for v.

-2

Solve 0 = -4*i + 16, -4*i + 9 = 5*q + 3 for q.

-2

Solve 0 = -3*r + 2*x + 9, 2*r = r - 4*x + 3 for r.

3

Solve 0 = -2*v + 3*q + 11, -3*v - 2*q = -v + 14 for v.

-2

Solve -6*w = 4*y - 2*w - 36, 2*w = y for y.

6

Solve 0 = 2*b + 3*i + 1, -3 = -2*b + i - 0 for b.

1

Solve 2*q = d + 7, -q - 4*q = 3*d - 23 for q.

4

Solve 0 = 3*u + 13*k - 16*k, -3*k - 12 = 0 for u.

-4