Solve 0 = 3*b + 5*y + 15, 0 = -2*b - b - 4*y - 15 for b.
-5
Solve -28 = 4*p + 4*h, 4*p + 14 + 8 = -2*h for p.
-4
Solve -3*a - 16 = 4*r + a, 5*r + 4*a = -22 for r.
-6
Solve -3*x = 2*x + 5*u, -5*u + 1 = 4*x for x.
-1
Solve 0 = -t - 27*y + 22*y + 17, 2*t = -4*y + 10 for t.
-3
Solve -3*u + 2*s = 218 - 231, 4*u + 2*s = 22 for u.
5
Solve -9 = -2*w - n - 0*n, -7 = -2*w + n for w.
4
Solve -5*u = 21*w - 20*w - 3, 4*u - 4*w = -12 for u.
0
Solve 0 = -5*c - 2*t + 6*t + 12, -15 = 4*c + 5*t for c.
0
Solve -3*z = 15, 0 = t + z - 6*z - 29 for t.
4