Solve f + 14 = -4*d + 6, -5*f = -5*d + 15 for f.

-4

Solve -30 = -3*l - 7*a + 4*a, 4*a = -2*l + 30 for l.

5

Solve 0 = -2*w - s - 5, 0*w + w + 4*s + 20 = 0 for w.

0

Solve -3*x = 3*s + 5 - 14, -4*s + 24 = -2*x for s.

5

Solve 3*b + 20 = 5*w, 0*w + 20 = 5*w - 4*b for w.

4

Solve 5*z = 25, 5*z - 13 = p + 16 for p.

-4

Solve 3*i = 7*r - 10*r - 6, 0 = -r - 3*i + 4 for r.

-5

Solve -4*s - k = 13, 3*s + 6 = 2*s - 3*k for s.

-3

Solve -2*m + 15 = 210*u - 205*u, -3*u = -15 for m.

-5

Solve 3*i + 3 = -r, -i - r - 3 = i for i.

0