Solve 2*f - 3*u = -8, 6*u = 4*f + 4*u + 24 for f.
-7
Solve -1 = q + 2*z, 4*q - 2*z = z + 18 for q.
3
Solve -h + 3 = 3*y - 6, y = 2*h + 10 for y.
4
Solve -4*f = q, -25*q = -27*q + 3*f for q.
0
Solve -u + 6 = 3*d, -20*u + 3*d - 9 = -22*u for u.
3
Solve x + 13 - 9 = 3*y, 4*x = -16 for y.
0
Solve -5*b + 11 = -4*o, 0*o - o = 2*b - 7 for o.
1
Solve 3*t - 4*n = -6, -13*t + 17*t - 2*n - 2 = 0 for t.
2
Solve -4 = a + 5*d, 0 = 8*d - 5*d + 3 for a.
1
Solve 4*k + 43*w + 10 = 41*w, 3*w + 6 = 3*k for k.
-1