Solve 13 = o + 4*y, -5*o + 7*o + y + 2 = 0 for o.

-3

Solve -2*d - 3*w + 15 = -0*w, 5*d - 5*w = 0 for d.

3

Solve 12 = 4*a + 4*o, 2*a - o = -0*o - 9 for a.

-2

Solve 0 = 4*a - 4*d + 4, 8 = 3*a - 2*d + 11 for a.

-1

Solve -11*l - 3*x = -10*l + 19, 3*l + x + 9 = 0 for l.

-1

Solve 4*c - 9*c - 31 = 2*q, -c - 20 = 5*q for c.

-5

Solve 3 = 5*i - 2*a + 7, a = -i + 2 for i.

0

Solve 5*d = -4*i + 25, 0*i - 2*d = -3*i - 10 for i.

0

Solve 4*i - 2*v + 2 = 0, 3575*i = 3574*i - 5*v - 6 for i.

-1

Solve 38*n = 36*n + a - 8, -a = -5*n - 20 for n.

-4