Solve -2*w = -5*u + 7, -2*u - w = -146 + 136 for u.

3

Solve 0 = 5*w, -3 - 1 = 4*r + 2*w for r.

-1

Solve -7*o = 5*i - 9*o - 10, -3*i + 2*o = -2 for i.

4

Solve 4*w + x = 21, -7*x + 4*x = -2*w - 7 for w.

4

Solve -10 = f - 3*t + 1, 2*t - 19 = 3*f for f.

-5

Solve -3*u - 200 = r - 184, -2*u - 6 = -4*r for r.

-1

Solve -5*b - 20 = -n, 5*b - 3*b + 30 = -4*n for b.

-5

Solve 14 = -3*c - 5*h, 5*c - 5*h + 11 = -h for c.

-3

Solve 2*f - 14 = -v - 3*v, 4*f - 2*v = -2 for f.

1

Solve 2*l = k - 10, -5*l = -10*l - 4*k - 25 for l.

-5