Solve 0 = 6*u - 9*u + 5*o + 6, 3*u + 4*o + 21 = 0 for u.

-3

Solve 4*z - f + 5*f = -12, 0 = 5*z + 2*f + 3 for z.

1

Solve 4*c + 6*i = 2*i - 4, 0 = -c + 4*i - 16 for c.

-4

Solve k = -2*v - 9, -4*v - 8*k - 17 = -5*k for v.

-5

Solve 4*m - 4*v + 12 = 0, -2*m + 3*v = 4*v for m.

-1

Solve z = -f - 2, 27 = -5*f + 2 for z.

3

Solve -5*b + 10 = -2*o, 4*o - 7 = 2*b - 27 for o.

-5

Solve r + 5*f - 9 = -0*r, -3*f = -r - 7 for r.

-1

Solve 2*o = 5*n + 6, 2 = 9*n - 10*n for o.

-2

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

5