Solve -3*u - 3 = -2*h, 6*u - 4*u = 2*h for u.

-3

Solve -12 = -4*u - 4*k, 8*u + k = 3*u + 15 for u.

3

Solve -2*m = -2*v + 8, 27*v + m + 12 = 30*v for v.

4

Solve -7 = -s - 5*n, -5*s + 13 = 4*n - 1 for s.

2

Solve -1 = 4*k - k + 2*l, -2*l = 4*k + 4 for k.

-3

Solve k + 12 = -2*g, k = -g - 9 + 1 for g.

-4

Solve 2*p + 8 = -4*a, 0*p + 2*p = 4*a for p.

-2

Solve -3*u + 15 = 0, u + 6 = 3*f - 1 for f.

4

Solve 5*f - 4*h - 12 = 0, 5 + 10 = -5*h for f.

0

Solve 25 = -5*d, 21*d - 24*d = -5*v - 5 for v.

-4