Solve -10*h + 5 = -9*h, 0 = 2*o + 5*h - 31 for o.

3

Solve 0 = -5*w + 2*b, -4*w - 4*b + 38 - 10 = 0 for w.

2

Solve -3*r + 4*y + 10 = -2*r, 0 = -5*r - 4*y + 2 for r.

2

Solve -5*a - 28 = 5*q - 3, 0 = q - a - 5 for q.

0

Solve 0 = 3*k - 4*g - 2 + 9, -2*g = 3*k + 19 for k.

-5

Solve 4*s - 6*r + 12 = 0, -17 = -3*s + 3*r - 5*r for s.

3

Solve 13 + 5 = 2*r + 4*x, 19 = 5*r - 3*x for r.

5

Solve t - 13 = -3*w, -3*t = 4*w - 23 + 4 for w.

4

Solve 5*q + 15 = c, 9 = -72*c + 71*c - q for c.

-5

Solve -5*n - 20 = 2*c, 9*c - 7*c + 12 = -n for n.

-2