Solve 0 = -2*y + 11*h - 7*h + 2, 2*h = -2 for y.
-1
Solve -22 = -4*v + t, 0*v - 5*t - 15 = -v for v.
5
Solve 76 - 7 = 2*a + 13*i, -2*a - 6 = -2*i for a.
2
Solve 4 = 4*y - 3*z, -6*y + 20 = -3*y + 2*z for y.
4
Solve -i + 2*n = 0, 0*n - 5 = -5*i + 5*n for i.
2
Solve 0 = h + 4*b - 6, 4*h - 3*b = 2*b - 18 for h.
-2
Solve w + 18 = 5*p - 5, 14*w + p + 38 = 0 for w.
-3
Solve 3*t + 2*t - 17 = 3*k, 0 = -t - k + 5 for t.
4
Solve -3*q = -6, -3*n + 3*q = q + 16 for n.
-4
Solve 0 = -o + 2*u - 11, -3*o = -4*o - 5*u + 24 for o.
-1