Solve 0 = -p - a - 9, 0*a - 4*a = 5*p + 41 for p.

-5

Solve 8 = -4*b - 0*b - 2*s, -24 = 3*b - 3*s for b.

-4

Solve k = 6*k + 2*n + 23, 0 = -5*k + 2*n - 7 for k.

-3

Solve 16*b + 5*a = 13*b - 13, 0 = -2*b - 5*a - 12 for b.

-1

Solve 2*c - 19 = -l + 6*c, 0 = -5*l - 3*c - 20 for l.

-1

Solve -9*g + 80 - 20 = u, -2*g - u + 11 = 0 for g.

7

Solve -s - 30 = -3*q - 18, -6*q = -5*s - 42 for q.

2

Solve -3*b + n = 15, -9*b + 6*b + 2*n - 15 = 0 for b.

-5

Solve -13 = 4*o - 5*r + 7, r - 10 = 2*o for o.

-5

Solve 5*c = 0, 6*w + 2*c = w - 15 for w.

-3