Solve 4 = 3*f + 2*u + 14, f - 3*u - 15 = 0 for f.
0
Solve 5*d = -2*k - 1, k + 2*d - 17 = 6*k for k.
-3
Solve 4*u - z + 7 = 2*z, 3*z = 15 for u.
2
Solve o - 15 = -3*z, 84*o = -5*z + 87*o + 11 for z.
4
Solve -4*m - h = -8, -4 = -4*m + 66*h - 68*h for m.
3
Solve 0 = -4*d - o - 8 - 13, -4*d - 12 = 4*o for d.
-6
Solve -5*l + 4*l = 4*j - 14, -3*l = 2*j - 12 for l.
2
Solve 2*d = -4*i + 2*i - 12, 4*i + 16 = 4*d for d.
-1
Solve 7 = -j - 5*u, -1 + 6 = -5*j + 5*u for j.
-2
Solve g + 7 = -4*c, 2*g = -3*c + g - 4 for c.
-3