Solve 0 = -2*z + h, -4*z - h - 8 = 4 for z.

-2

Solve -2*i + 0 + 4 = 3*v, -4*i + 20 = 0 for v.

-2

Solve -43*i = -4*s - 39*i - 20, 2*i - 10 = s for s.

0

Solve i = -x - 4*i + 20, 15 = 5*i for x.

5

Solve 4*m = p - 8, 0 = 4*m - 10 + 22 for p.

-4

Solve 2*o + 2*p - 10 = 0, -3*p = -o + 5*o - 15 for o.

0

Solve -3*k - 14 = -s, 3*k + 1 = -5*s - 19 for k.

-5

Solve -5*m + 15 = -2*i, -4 + 7 = m for i.

0

Solve 2*h + 3*c = 6*c + 16, -h + 4*c + 18 = 0 for h.

2

Solve 0 = 16*i - 21*i - 5*o + 15, -4*i + 3*o = -19 for i.

4