Solve 2*u - w = 1 + 1, 4 = -4*u + 4*w for u.

3

Solve -10*u = -2*o - 7*u + 8, 0 = -2*o + 5*u + 12 for o.

1

Solve 4*i = -4*a - 12, -5*a - 4*i - 22 = -9 for a.

-1

Solve 5*s = c + 21, 42 = 2*s + 3*c + 37 for s.

4

Solve n + 4*y - 3*y = -5, 2*n = 4*y + 2 for n.

-3

Solve -5*q + 2 = 2*k - 3, -5*q + k + 20 = 0 for q.

3

Solve 63 - 67 = -4*r - 2*k, 0 = -3*r - k + 2 for r.

0

Solve -31 = -5*d + 2*q, 5*d - 2*q = q + 34 for d.

5

Solve 5*f - 17 = x, -3*x + 3*f - 11 = -8 for x.

3

Solve -5*x = -4*b + 6*b - 21, 2*x = 4*b - 6 for b.

3