Solve 4*n - 44 + 56 = 4*f, 3*f + 4*n + 12 = 0 for f.

0

Solve -3*u + 2*x = 5, 2*x - 9 = -1 for u.

1

Solve -7*q - 9 = -3*v - 5*q, q + 17 = 4*v for v.

5

Solve 71*m - 72*m + 3*c - 3 = 0, 10 = 5*c for m.

3

Solve -5*f + 3 = 8*z - 33, 0 = 3*f + 5*z - 22 for f.

4

Solve 2*w + 6 = v, w + 3*w + 5*v + 40 = 0 for w.

-5

Solve 5*x + 4*s = -0 - 20, -4*x - 16 = -5*s for x.

-4

Solve 3*d + 1 = 2*d + l, 40 = 5*d + 4*l for d.

4

Solve 3*j = -13*z + 9*z - 28, -4*z = 2*j + 24 for z.

-4

Solve -2*k + 16 = -4*r, 5*r - 4*k + 6 = -5*k for r.

-2