Solve -9 = 4*u - z + 2, -4*z + 2 = -2*u for u.
-3
Solve 0 = 2*l + 2*c - 3 + 11, c + 8 = -3*l for l.
-2
Solve -4*l + 5*h - 21 = 0, -3*h + 21 = 3*l + 3 for l.
1
Solve 3 = -c - 1, -n + 2*c = -4 for n.
-4
Solve 20*z = -i + 19*z, 2*i - 3*z = 0 for i.
0
-3
Solve -7*m + 9*m + 2*v = -4, 3*m + 2*v = -6 for m.
-2
Solve -h - 1 = a, 71*a = 72*a + 3*h + 7 for a.
2
Solve 0 = 2*n - 4*n - i - 3, 2*i = 4*n + 26 for n.
-4
Solve 15 = -3*w + 5*t, 9*w - 4*w = 2*t - 6 for w.
0