Solve -5*u = 5*d, 0 = -4*u + 2*d + 37 - 19 for u.

3

Solve -d + 1 = 4*c + 5, d = -4 for c.

0

Solve 3*t - 14*l + 11*l - 12 = 0, 0 = 4*t - 5*l - 15 for t.

5

Solve 5*w = -3*s - 10, -3*w + s - 17 = 5*s for w.

1

Solve 11 = i + 4*f, 5*f - 3*f - 8 = 2*i for i.

-1

Solve -28*l = 2*c - 29*l - 9, -2*c + 3*l = -11 for c.

4

Solve m + 16 = 4*x - 6*x, -5*x - 55 = 5*m for m.

-6

Solve -14 = 2*q + 2*u, 5 + 3 = -2*u for q.

-3

Solve -4*s - 14 = f, 8*s + 7 = 3*s + 4*f for s.

-3

Solve -5*d + 5*o = 15, -10 = -5*o + 5 for d.

0