Solve -7*b = -4*b - s - 14, -b + 2*s + 13 = 0 for b.

3

Solve 0 = -5*i - 10, 3*d = 5*i + 6 + 7 for d.

1

Solve 6 = 3*q + 4*f + f, 5*f + 1 = -2*q for q.

7

Solve 0 = 2*s + n, -43*s + 2*n + 3 = -44*s for s.

1

Solve -l = -d - 5*l + 21, -4*d - 3*l = -32 for d.

5

Solve 0 = 3*c, 4 + 8 = 3*p + 5*c for p.

4

Solve -2*q - 4*b + 9 = -q, 3*b = 4*q + 2 for q.

1

Solve -20*n = 3*k - 22*n - 15, -20 = -4*k + 2*n for k.

5

Solve 5*u + 1 - 11 = y, -3*y + 5*u = 20 for y.

-5

Solve -r - 7 = -3*q, -6*r - 5 = -5*q - r for q.

3