Solve 2*c = -6*a + 2*a - 4, -a - c = 0 for a.

-2

Solve -2*i = -4*l + 6, -5*l = -0*i + 4*i - 40 for i.

5

Solve h - 2*w = -h + 2, 14*w - 66 = -2*h for h.

5

Solve -4*z - 5*i = -3*z - 17, 5*z + 4*i - 22 = 0 for z.

2

Solve 0*c + c - 4*o = -12, -22 = 5*c - o for c.

-4

Solve -5*l + 6*k + 27 = 2*k, -k = -5*l + 18 for l.

3

Solve -u - 5 = 2*s, 0 = -2*s + u + 3*u + 10 for s.

-1

Solve -21 = 4*m - 5*p - 5, -12 = 3*m + p for m.

-4

Solve 5*k - 28 + 35 = 3*w, 2*k = 2*w + 2 for w.

-6

Solve -4*p - 5*l = 12, -4*p + 2*l = 7 + 5 for p.

-3