Solve -6 = -t - 8*f + 4*f, 12 = 5*t + 2*f for t.
2
Solve -4*l - 16 = -2*t, 4*l + 29 = 3*t + 11 for l.
-3
Solve -5*r + 4*l - 37 = 0, -10 = -r - 10*l + 5*l for r.
-5
Solve -t - 3*v = -14, 9*t - 6*t - 4*v + 23 = 0 for t.
-1
Solve -4*k = 5*y - y, 0 = -3*y + 4*k for y.
0
Solve 9 = -5*k + q + 2*q, -k - 13 = 5*q for k.
-3
Solve -2*j - 5*k + 2 = -26, 4*j - 4*k = 0 for j.
4
Solve 3*r = -2*f - 10, 5 = -f - 15*r + 13*r for f.
-5
Solve 4 = f - u, -1 = 4*u - 5*u for f.
5
Solve 2*o = -4*q + 14, 5*q - 4 - 21 = -4*o for o.
5