Solve v - 2*z = -1, -138*v + 143*v + 33 = -4*z for v.
-5
Solve n - 8 = 5*p, 23 = -5*n + 38 for p.
-1
Solve b = 2*u + 3, 63*u = 5*b + 64*u + 18 for b.
-3
Solve 0 = -5*v - 4*h + 20, 0 = 4*h for v.
4
Solve z + 3*m = 2, 2*m = -13*z + 9*z - 2 for z.
-1
Solve 5*i = -2*y + 3*y + 40, -16 = -2*i - 4*y for i.
8
Solve -5*q - k + 8 = 0, -5*k = -8 + 18 for q.
2
Solve -u = -3*q + 4*q - 2, -4*q = -4*u - 32 for q.
5
Solve 5*d = -3*y + 5*y + 18, 5*d = -2*y + 2 for y.
-4
Solve 0 = 5*l - 4*r - 26, -l - 22 + 16 = 2*r for l.
2