Solve 4*x + 9 = 3*c, -11*c - x = -14*c for c.

-1

Solve 5*f - 4 = 4*t + f, t = -4*f - 1 for t.

-1

Solve -4*q + 5*s + 5 = -0, s - 18 = -3*q for q.

5

Solve 2*g = v + 4, 2*v - 5 = g - 13 for v.

-4

Solve 0 = -11*l + 6*l + 4*p - 13, 0 = 3*l + 4*p - 5 for l.

-1

Solve -3*s = -5*c - 30, -42 = -3*s - 4*c - 39 for s.

5

Solve b + 2*c = 11, 3*c - 20 + 5 = 0 for b.

1

Solve t + 3 - 8 = 0, -d + 3*t = 16 for d.

-1

Solve 4 = x + 4*j, x + 1 = 4*j + 5 for x.

4

Solve -4*m + 20*b = 23*b + 21, -2*m - b - 7 = 0 for m.

0