Solve -4*l = -3*m - 19, -23*l + 17 = -18*l + 3*m for l.

4

Solve -2 + 3 = -5*b - k, -17 = b - 4*k for b.

-1

Solve -3*z - z - 3*u = -6, 5*z - 2*u + 4 = 0 for z.

0

Solve 2*l = 4*y + 18, 0*y - 2*l = 5*y + 18 for y.

-4

Solve -3*w = -h + 4*h, w + 16 = 7*h for h.

2

Solve 3*q = 4*l + 3, -6 = 3*q + 3 for l.

-3

Solve 3*y - 3 = 2*y, 3*f - 3*y + 24 = 0 for f.

-5

Solve -r + 5*l = 1, 0*r = 4*r + 2*l + 4 for r.

-1

Solve -3*p = -k + 12, 5*p - 9 = 9*p + k for p.

-3

Solve 4*r + 20 + 4 = -2*t, 2*r = -4*t - 30 for r.

-3