Solve -r = -c + 5, 0 = 2*r - 6*r + 5*c - 23 for r.

-2

Solve 4*b - 2*h - 6 = 0, 40*b - 35*b = -4*h - 25 for b.

-1

Solve 3*w - 2*w + 7 = -3*j, 5*j = 3*w - 35 for j.

-4

Solve 25 = -3*b + 2*n + 13, 16 = -4*b - 2*n for b.

-4

Solve 7*o + 4 = 5*o - 4*b, 0 = 2*o + 5*b + 3 for o.

-4

Solve z + 2*i = 3, 0*z + 4*z + 2*i = 0 for z.

-1

Solve 0 = -2*p - o + 6, -5*p + 10*p - 3*o = -7 for p.

1

Solve 4*c - c + 6 = -3*a, c - 4*a - 13 = 0 for c.

1

Solve 0 = -l + 3*d - 10, -5*d = -5*l - 9*d - 12 for l.

-4

Solve 2*v = -2*o - 8, -v = -55*o + 60*o + 16 for v.

-1