Solve 39*f - 40*f - 5*u = -5, 5*f - 5 = -5*u for f.
0
Solve 3*f = 93*t - 95*t - 12, -2*f = -t + 1 for f.
-2
Solve l - 1 + 16 = 4*b, -l = -3*b + 11 for l.
1
Solve 2*f - 3*h - 2*h = -9, 4*f = 4*h for f.
3
Solve 6*k - 10*k + 5*r = 1, -2*r - 26 = 5*k for k.
-4
Solve 0*l + 2*p = l + 9, -4*l - 16 = -4*p for l.
1
Solve 10*s + 9 = 7*s - 5*f, f = -5*s - 15 for s.
-3
Solve 3*x + 26 = 5*r + 4*x, 0 = -4*r + 4*x + 16 for r.
5
Solve -24 = -3*f + 4*y, -f - 19*y - 11 = -14*y for f.
4
Solve -3*n = 4*y + 23, -3*n - 2*n = -2*y + 21 for n.
-5