Solve 0 = y - 3*t - 7, -3*y = -5*t + 6*t - 11 for y.
4
Solve -k - 6 = -3*d - 1, 3*k + 15 = -5*d for d.
0
Solve 2*m = 3*v + 4, 11*m - 13*m + 12 = -5*v for m.
-4
Solve -2*b = 4*c - 18, 37 - 29 = 2*c + 2*b for c.
5
Solve -3*q - 3*g + 6 = -q, 3*g = -q + 6 for q.
0
Solve 0 = -2*q - 3*c - 8, 0 = c + 4*c for q.
-4
Solve 3*i - 4*f = -12, 0 = -0*f + 5*f - 15 for i.
0
Solve 4*b = 3*b - l + 3, 15 = 5*b + 3*l for b.
3
Solve 0 = v + v + 4*w + 10, -3*w = v + 5 for v.
-5
Solve -4*i = -x + 8, 2*i + 4*x = 7*i + 21 for i.
-1