Solve 31 = 165*k - 170*k - m, -4*m - 4 = 0 for k.

-6

Solve 5*k = -u - 2, -3*u - 4*k - 114 = -119 for u.

3

Solve -2*i + 2*r = 0, -43*i - 5 = -40*i + 2*r for i.

-1

Solve 5*f + 5*n + 40 = 0, -18*f + 14*f - n - 23 = 0 for f.

-5

Solve 0 = 3*o + 4*s + 6, o - 22 + 24 = -4*s for o.

-2

Solve 0 = 2*c + 3*m - 2, 9*m - 8 = c + 6*m for c.

-2

Solve -3 = -5*r - 4*u, 0 = -7*u + 6*u + 2 for r.

-1

Solve -4*f + 6 = -2*f + 2*u, f - 5*u - 9 = 0 for f.

4

Solve -4*u + v = -4, 18 = -2*u + u + 5*v for u.

2

Solve x = 3*m + 10 - 1, -x = -3 for m.

-2