Solve 0 = 10*b - 9*b + 4*i - 9, 0 = -5*b + 2*i + 1 for b.

1

Solve 5*v + 17 = 2*b, v = 8 - 11 for b.

1

Solve -4*n = 2*l + 8, -l = -4*n + l + 8 for n.

0

Solve -3*u + 4 = -2*w, -2*w + 12 = u - 0 for w.

4

Solve -5*o - 27 = q - 0*o, 4*q + o + 13 = 0 for q.

-2

Solve 0 = -3*a + 16*u - 19*u, -3*a - 2*u = -4 for a.

4

Solve 0 = k - 0*k - 2*v - 13, -4*k + 36 = -4*v for k.

5

Solve 12 = -4*k + 3*d, 4*k = 3*k + 2*d - 3 for k.

-3

Solve 0 = 4*i - 3*k + 7, -5*k + 10 = -5*i - 0*i for i.

-1

Solve 3*i + o - 5 = i, 2 = -i - 2*o for i.

4