Solve 20 = -3*z - 5*n, 9*z - 7*z = -5*n - 20 for z.
0
Solve -2 = -p + 1, -p = -f - 8 for f.
-5
Solve 0 = 3*l - 6*l + 3*w, -4 = 2*l - 4*w for l.
2
Solve -5*l = 5*s - 10, 12*l - 13*l = -5*s + 22 for l.
-2
Solve 3*a + 1 = u, -4 = -3*a + 4*u + 10 for a.
-2
Solve 4*g + 32 = -4*h, -3*h - 10 = -g + 6 for g.
-2
Solve -7*o = 5*f - 9*o - 2, -4*f = -2*o for f.
2
Solve 4*c = 7*c - 4*f + 32, -5*c + 3*f = 35 for c.
-4
Solve -5*p = -2*m + 15, -p + 14 = -m + 4*m for m.
5
Solve 0 = -5*g - 5*u + 25, -4*g + 10 = 11*u - 9*u for g.
0