Solve -3*a + 3*s = 0, -7*a + 9*a - 3*s = -2 for a.

2

Solve 40 = 5*m - 24*c + 19*c, -3*c = -2*m + 18 for m.

6

Solve -4*a + 9 = v, -19 = -a - 5*v + 7 for a.

1

Solve 15 = 3*p, -p = 5*v - 5*p + 35 for v.

-3

Solve 17 = -3*n - 2*c, -4*c - 20 = c for n.

-3

Solve -5*i + 14 = -4*p, i + 8 = 6*i + 2*p for i.

2

Solve 0 = 6*o - 10*o - 4*p + 24, 4*o - p = 24 for o.

6

Solve -10*p = -6*p - 5*d - 5, -5*p - 5*d = -40 for p.

5

Solve 6*l - 9*l = 3*z + 15, 0 = -2*l + z + 5 for l.

0

Solve -2*t + 24 = -5*u, t + 3*u = 5*u + 10 for t.

2