Solve -p + 20 = 4*l, -4*p = 4*l - 9 - 23 for p.

Solve t - 5 = -3*q, 6*q + 3*t = 4*q + 15 for q.

0

Solve 5*y - 3*m = -37, -7*m + 12*m = -2*y + 10 for y.

-5

Solve 4*h + 2 = 2*m, 4*m - 6 = -3*h + 9 for h.

1

Solve 27 = -5*x - t - 2, 2*x + 14 = -t for x.

-5

Solve -5*x - 18 = -z, 2*z - 11*x - 12 = -7*x for z.

-2

Solve -11*f = -3*o - 14*f - 15, 0 = 5*f for o.

-5

Solve 2*l = -3*w - 20, -77*w + 78*w + l + 8 = 0 for w.

-4

Solve 4*k - 6 = -n + k, 6 = n - 3*k for n.

6

Solve o + 3*f = 13, 4*o - 5*f + 18 - 19 = 0 for o.

4

Solve -i + 4*i = 5*u + 9, 0 = -4*u + 3*i - 6 for u.

-3