Solve -5*r + 4*c = -34, -2*r = -r + 4*c - 2 for r.

6

Solve 4*u = 3*n + 20, -14 = 3*n + 5*u - 39 for n.

0

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

-4

Solve -5*i - 23 = p, 17 = 3*p - 5*i + 6 for p.

-3

Solve -2*l - 16 = 4*m + 2, -21 = 5*m + l for m.

-4

Solve 3*z = -5*t - 32, -3*z + 0*z - 20 = 2*t for t.

-4

Solve 81*l - 2*m = 77*l + 30, -5*l + 21 = 3*m for l.

6

Solve d + 2 = 0, d + 6 = 2*q + 14 for q.

-5

Solve -q + 9 = 2*q + 5*s, q - 3*s - 3 = 0 for q.

3

Solve 0 = 36*q - 39*q - 3*f, -q + 4*f = 0 for q.

0