Solve -2*n + 5*r - 3 = 0, -2*n - 3*n + 9 = 4*r for n.

1

Solve -2*z - 5*r = -z + 15, -z = -r - 9 for z.

5

Solve -3*d = 4*l + 1, -18*l + 2 = -14*l + 2*d for l.

2

Solve -5 = h + 5*l - 3*l, 20 = 2*h - 2*l for h.

5

Solve 22*b + 3 = 5*n + 21*b, -3*n - 3*b + 9 = 0 for n.

1

Solve 0 = 5*b + 3*j - 6 - 6, 0 = -3*b - 3*j + 6 for b.

3

Solve 3*k + 2*i + 0*i + 8 = 0, 10 = -5*k - 5*i for k.

-4

Solve 4*s - 14 = 2*u - s, -4*s = 3*u - 2 for u.

-2

Solve s - 6 = 3*d, 2*d = -16*s + 12*s - 32 for d.

-4

Solve -2*v - 4*l - 28 = 0, 3*v + 9*l - 3 = 12*l for v.

-4