Solve -5 = 2*n - 3*k, 5*k = -2*n + 3 + 16 for n.

2

Solve 68*i = 69*i + 1, -3*z - 11 = -i for z.

-4

Solve 23 = -4*n - 5*i, -2*i = -5*n + 10*n + 16 for n.

-2

Solve 10*d - 5*d = -u - 28, -23 = 4*d + u for d.

-5

Solve -4*g + 2*d + 23 = -7*g, g = -5*d - 25 for g.

-5

Solve r = -v + 5, 4*r - 3*v = -r + 9 for r.

3

Solve 3*s - 5*n - 13 = 0, -20*s - n - 25 = -15*s for s.

-4

Solve 2*l + 118*u - 8 = 120*u, 2*l - 7 = u for l.

3

Solve 0 = 5*q + v - 4*v - 6, -4*q = -4*v for q.

3

Solve 0 = -g - 5*k + 19, 2*g - k = 3 + 2 for g.

4