Solve 3*q = -z + 4 + 16, -2*z - q + 15 = 0 for z.
5
Solve 0 = -3*q + q - 2*u, 0 = 4*q + 5*u - 4 for q.
-4
Solve 5*l = c + 1, 2*l + 5*c - 15 = 7 for l.
1
Solve -3*o - d = 6, d + 2*d - 15 = 2*o for o.
-3
Solve 4*z - 2*z + 2*y = -8, 16 = 5*z - 4*y for z.
0
Solve 2*m + 4 = 0, -77*y + 80*y - 1 = 2*m for y.
-1
Solve 3*a + 2*i = 0, -3*a + a + 4*i - 16 = 0 for a.
-2
Solve a - 2 = 0, 3*a + 2*a - 14 = 2*s for s.
-2
Solve 3*f - 16 = n - 7, 0 = f - 5*n + 11 for f.
4
Solve -2*k + 6 = -2*l, 2*l - 5*l = -6 for k.
5