Solve -4*z + 16 = -n, -2*z - 15*n + 8 = -20*n for z.

4

Solve -2 = 2*d - m, -3*d + 36 = 2*m + 3*m for d.

2

Solve -3*s - 15 = -5*r, -4*r + 7*r + 2*s = -10 for r.

0

Solve 4*k = -2*n + 12, 5*n + 0*n = 4*k - 26 for k.

4

Solve -32 = 5*n + 3*o, -5*o = 3*n + 58 - 26 for n.

-4

Solve -26*u - 3*l - 20 = -22*u, 3*u - 3*l = -15 for u.

-5

Solve -9 = 3*n - j, -2*j = -4*n - j - 11 for n.

-2

Solve 2*m = -1 - 1, -n + 3 = -2*m for n.

1

Solve 0 = -3*t + 3*b, 4*t - 7 = 2*t - 5*b for t.

1

Solve -4*w - 2*v = v + 18, -4*v = -w + 5 for w.

-3