Solve 0 = -f - i + 1, -3*f - i + 5 = -2 for f.
3
Solve -3*o = 21, 3*j = o - 4 + 8 for j.
-1
Solve 0 = -5*u - 6*u + 3*c - 3, 0 = 3*c - 3 for u.
0
Solve -4*w + 19 = 3*k, -23 = -112*w + 114*w - 5*k for w.
1
Solve -6 = 3*a, 2*w + 27*a = 24*a - 18 for w.
-6
Solve 4*r = -4*d + 8, -2*r = r - 15 for d.
-3
Solve -5*b = 3*l + 14, b = 4*l - 6*l - 7 for b.
-1
Solve 0*m = m + r, 4*r - 12 = 2*m for m.
-2
Solve 4*a + b = -0*b + 12, 0 = -a - 3*b + 3 for a.
3
Solve -u - 11 = 5*m, 2*m + 20 = 4*u - 2 for m.
-3