Solve -3*f = 4*u, -3*f + 6*f = 2*u for u.

0

Solve 2*l = -5*i - 6, -2*l + l - 4*i = 6 for l.

2

Solve -3*z = 3, 5*z - 3 = 4*h - 24 for h.

4

Solve 2*o - 14 = -80*f + 79*f, 11 = -o + 4*f for o.

5

Solve 5*z = 5*f + 5, 0*z = 5*f + 2*z + 12 for f.

-2

Solve -2*c + 9 = -8*i + 7*i, 5*i + 1 = -c for c.

4

Solve w + 6 = -0*w + 3*m, 5*w - 24 = -3*m for w.

3

Solve -3*v - v = 3*c, -5*c = -2*v + 26 for v.

3

Solve 5*y - 3*d + 71 - 84 = 0, 3*y + 3*d - 3 = 0 for y.

2

Solve -3*i + 26 = -2*t - 8*i, 5*t + 19 = -i for t.

-3