Solve 3*r - 2*o = -3*o - 8, 2*r + 3*o + 3 = 0 for r.

-3

Solve y + 4*d - 15 = -13, -y = 2*d for y.

-2

Solve -l + s + 9 = 0, -3*l - 2*s + 8 = 1 for l.

5

Solve 0 = -3*u + 6, 508*v - 23 = 513*v - 4*u for v.

-3

Solve -5*j = 3*v + 10 - 0, 2*j = -10 for v.

5

Solve -f - 4 = p - 5, 4*p = -5*f + 7 for p.

-2

Solve 2*f - 15 = w, 0 = -5*f - w + 19 + 1 for f.

5

Solve 6*x - 2*x - 2 = o, 4*x = 0 for o.

-2

Solve 2*v - 3*c + 13 = 0, -v - 4*c + 5 = -5 for v.

-2

Solve 0 = 4*s + n + 10, -2*s = 2*n - 4*n for s.

-2