Solve -3*b - 4*v - 31 = 0, 5*b = b + 3*v - 8 for b.

-5

Solve -71*c + 67*c = -w - 5, -5*c = 4*w - 22 for c.

2

Solve -22 = -4*v - i, 33*v + 31 = 30*v + 4*i for v.

3

Solve 0*v = -4*v + 5*i - 15, 5*i = -5*v - 30 for v.

-5

Solve -3*c - 17*p = -13*p - 4, -3*c - 2*p - 4 = 0 for c.

-4

Solve -4*c + 5 = -2*w - 25, -5 = -w - 2*c for w.

-5

Solve 7 = 2*y + 2*f - 13, 2*y = 5*f - 15 for y.

5

Solve -3*w = 3*v - 12, 2*w - 4*v - 12 = -4 for w.

4

Solve 3*g - 4*g = -w + 8, -4*g - 2 = 2*w for w.

5

Solve 2*i - 20 = 2*u, -i = -48 + 43 for u.

-5