Solve 2*z + 9 = f, 0 = f - 0*f + 4*z + 33 for f.

-5

Solve -4*u = -4*l - 0*u, -3*l - 2 = -2*u for l.

-2

Solve -14 = 3*a - 16*l + 11*l, 5*l - 20 = 0 for a.

2

Solve 0 = 5*s + y - 21, 1 = 5*s - 3*y + 9*y for s.

5

Solve 0 = -5*a - 4*w - 45, -2*a + 9*w + 15 = 4*w for a.

-5

Solve -2*c = -4, -5*w - 10*c - 9 = -12*c for w.

-1

Solve -4*n + 4*l = -16, 28*l + 16 = 24*l for n.

0

Solve -10 = -5*n - m - 11, 5*m - 20 = 0 for n.

-1

Solve -2*u = -i - 13, 3*i + 5*u + 20 = 47 for i.

-1

Solve y = 5*v - 15, 26 = 4*v - 3*y + 5*y for v.

4