Solve 2*r + 2 = -2*f, 3*f - 3 = 2*f - 2*r for f.

-5

Solve -g - 9 = 3*b, -11*g + 28 = -7*g - 4*b for g.

3

Solve 2*v - 5 - 20 = -3*n, -2*v = -3*n + 5 for v.

5

Solve -5*x = y + 5, 0 = 4*y - 149*x + 154*x - 10 for y.

5

Solve 0 = -2*s - 2*o - 2, -3*s + o = s + 19 for s.

-4

Solve 0 = f + 4, 4*f = -48*c + 50*c - 8 for c.

-4

Solve -4*h + t = 17, -4*t = -21 + 1 for h.

-3

Solve n + 16 = -0*n - 5*y, n + 10 = -3*y for n.

-1

Solve 2*c - 1 = 3*k, -3*c + 5*k = k for c.

-4

Solve 0 = 2*y - 319*d + 314*d + 16, 4*y - 4*d + 20 = 0 for y.

-3