Solve 0 = 2*f - 9*s - 22, 4*f + 6 = -13*s + 17*s + 22 for f.

2

Solve -2*h + 5*i = 4, -30*h + 3*i + 132265 = 132181 for h.

3

Solve -54*v - 21 = -2*r - 29*v - 28*v, -v = -4 + 9 for r.

18

Solve -132 = 2*s + 4*r, 0 = 3*s + 349262*r - 349267*r - 154 for s.

-2

Solve 0 = -d - 33, -187 = v - 6*v + 9*d + 42 + 68 for v.

0

Solve -462 = 2*l + 4*u - 420, -u + 42 = -3*l for l.

-15

Solve 109*h - 4 = 105*h + 4*l, 4*h - 10 = -2*l for h.

2

Solve 4*g - 12 = 3*g - 5*t, 5*g - 109*t = -112*t + 16 for g.

2

Solve 30 = 5*u, 17050*u = 3*g + 17046*u + 36 for g.

-4

Solve 2*h + 260*o - 257*o = -10, -h = 2*o + 7 for h.

1