Solve 0 = 4*q + 3*f - 8, 4*q = 4*f - 9*f + 16 for q.

-1

Solve 3*n + 7 = -k, -10*k = n - 5*k + 21 for n.

-1

Solve 6 = 2*w + 2*m, 24*m - 28*m + 2 = -w for w.

2

Solve -5*n - d = -27 + 7, 4*n + 4*d = 0 for n.

5

Solve -2*u - 13 = -n - 18, -4*n + 28 = 4*u for n.

3

Solve 0 = 5*w - 20, -4*j - 22 = -3*w + 10 for j.

-5

Solve 4*c - 6*c = 3*n - 2, 0 = -2*n - 4*c + 4 for n.

0

Solve -2*w - 3*s + 0*s + 21 = 0, w - 2*s + 7 = 0 for w.

3

Solve 0 = -d - h - 8, 4*d + 4*h - 5*h + 22 = 0 for d.

-6

Solve 3*m + 14 = -c, -5*m + 10*m + 16 = 2*c for m.

-4