Solve -5*f - 3*y - 11 = 0, -f - 3*y - 5 = -10 for f.
-4
Solve 5*s - 3*y = 26, 4*y + 29 = 5*s + 1 for s.
4
Solve 4*t + 5*l = -21, -l + 0*l = -5*t - 19 for t.
-4
Solve 0 = 4*x - n + 12, 5*n + 8 = 3*x - 0*x for x.
-4
Solve -3*y = 3*u - 24, -6*y + 3*y = u - 16 for y.
4
Solve -23*y + t + 12 = -20*y, -2*t + 8 = 2*y for y.
4
Solve 0 = -4*l - 11*q + 15*q + 28, -4*q + 4 = 4*l for l.
4
Solve -5*b = -10*b + 15, -5*m + b - 13 = 0 for m.
-2
Solve 4*z + 2*t - 14 = 0, -4*z = -6*z + 5*t + 1 for z.
3
Solve 3*t - l = 2 - 10, -3*t - 16 = -5*l for t.
-2