Solve 5*u = -3*a - 10, 3*a = 2*u + u - 18 for a.

-5

Solve 0 = -11*j + 7*j + 16, 2*j + 17 = 5*c for c.

5

Solve -3*q + 24 = 3*f, 2*q = 5*q - 2*f - 9 for q.

5

Solve -4*b - 9 = v, 0 = 5*b - 3*v + 7 for b.

-2

Solve 15*t = 17*t + 3*o - 12, 0 = 4*t - 4*o + 16 for t.

0

Solve 4*t - 9*q = -7*q - 16, -q = 5*t + 6 for t.

-2

Solve k = 4*z - 5, 10 = -2*k - 5*z - 0 for k.

-5

Solve -3*o + 5 + 25 = 5*w, -2*o = 5*w - 25 for o.

5

Solve 0 = -5*u - 3*d + 5, d = -5*u - d + 10 for u.

4

Solve -h - 4*c = 21, 22*h - 20*h = -c - 7 for h.

-1