Solve 0 = -2*z + 6, 0 = 3*t - 5*z + 4 + 2 for t.

3

Solve -2*l - 5*n + 22 = -11, 0 = 5*l - 3*n - 5 for l.

4

Solve 0 = -2*u - 5*t + 15, -22*t - 6 = -4*u - 24*t for u.

0

Solve 4 - 36 = -5*u + 4*c, 4*u + 40 = -5*c for u.

0

Solve 2*o - 5*o = -3*h - 27, 5*o + 4*h = 0 for o.

4

Solve 4*h - 3*m = -h - 4, 4*m = h - 23 for h.

-5

Solve 3 = -2*a + a, 0 = -o + a for o.

-3

Solve -n + 4*v - 21 = 0, 6*n + 5*v = 2*n for n.

-5

Solve -b - 28 + 7 = -4*x, -2*b - 18 = -2*x for b.

-5

Solve 4*z - 10 = n, 0*n = -n - 2 for z.

2