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

1

Solve 4*x - 3*d - 25 = 0, 0 = 4*x - 0*x + 2*d - 10 for x.

4

Solve -f + s + 4 - 1 = 0, -9 = -3*f - 3*s for f.

3

Solve -c = w + 2 - 1, c + 11 = -3*w for c.

4

Solve 4*q + 4*d = -4, -182*q + 5 = -184*q + d for q.

-2

Solve 2*c + 5 + 2 = 5*d, 8*c + 4 = -4*d for c.

-1

Solve 3*a + 2*r = 21, 3*a - 2*a + 10 = 5*r for a.

5

Solve -3*d = k + 11, -d + 6 + 9 = 5*k for k.

4

Solve -4*r = -5*k - 12, -16 + 1 = -5*r - 5*k for r.

3

Solve -2*o + 6*o = q - 4, -5*o - 2*q = -8 for o.

0