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

-3

Solve -4*f + 29 = 5*b, b + 12*f = 10*f + 7 for b.

5

Solve 4*i + 1 = 3*i + 3*z, 5*i = 2*z - 18 for i.

-4

Solve m - 3*i = -i - 2, 2*m + 4*i = 20 for m.

4

Solve -5*n = -2*f + 2, -4*f = 2*n + 22 - 2 for n.

-2

Solve 2*x = 2*r + 20, 2*r + x + 2 = -3 for r.

-5

Solve -f = 5*k + f - 18, 0 = -k + 3*f + 7 for k.

4

Solve 5*z = 2*y - 12, -11 + 7 = 4*z - 3*y for z.

-4

Solve -5*h - 6*t - 9 = -33, 4*t = 16 for h.

0

Solve 5*p + 1 = -r, 0 = -3*r - 2*p + p + 11 for r.

4