Solve -5*v + 15 = -2*b, 3*v - 9 = -4*b + 3*b for b.

0

Solve 0 = 4*p + 2*n - 2, -4*p = -2*p - 3*n - 21 for p.

3

Solve -3*r + 4*i - 1 = -17, 0 = 4*i + 4 for r.

4

Solve 4*w - 12 = -4*s, -5*s - w - 5 = -0 for s.

-2

Solve 0 = -3*i, -6*q = -2*q + i for q.

0

Solve -7*h = -2*h - 5*b, b = 4*h - 12 for h.

4

Solve 9*h = 8*h - 3*c + 5, -h - c + 1 = 0 for h.

-1

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

-2

Solve 0 = -3*x - 2*k - 10, -2 = -4*x - 568*k + 573*k for x.

-2

Solve -5*p = 5*a - 17 - 18, 5 = -a + 2*p for a.

3