Solve 3*p = -2*p - h + 30, 0 = 2*h - 10 for p.

5

Solve -3*n + 11*y - 10*y = -14, y = -5*n + 10 for n.

3

Solve -6*s + 2*s = -2*t + 24, 3*s + 3*t = 0 for s.

-4

Solve -20 = -5*f + c, -4*c - 20 = -f + 3 for f.

3

Solve -5*w + 5*h - 20 = -0*w, 8 = -w - 3*h for w.

-5

Solve 3*f - 5*s = -22, 403 - 407 = 4*s for f.

-9

Solve -4*n - 2*s - 1 = -5, -3*n - s = -4 for n.

2

Solve 0 = -2*o + 2*t - 4, o + 2*o + t + 2 = 0 for o.

-1

Solve -3*i - 5*r = -6*r + 1, -2*i + 3*r + 11 = 0 for i.

-2

Solve 0 = n + 3*u - 1 + 13, -20 = 4*n + 5*u for n.

0