Solve 2*z + 2*a = 6, -3*z + 2*a - a + 17 = 0 for z.

5

Solve -3*s - 17 = 3*t + 4, 0 = -s + 4*t + 18 for s.

-2

Solve 28 = 4*o + 3*f, -5*f = -0*o - 4*o - 4 for o.

4

Solve 7*a + 11 = 2*a - 4*l, 0 = -a + 3*l - 6 for a.

-3

Solve 0 = -4*x - 16, o + 0*x + 4 = -2*x for o.

4

Solve 4*b - 5*l - 45 = 0, 40 = 4*b - 3*l - l for b.

5

Solve -4*m - 12 + 6 = 2*h, 25 = -5*h for m.

1

Solve 6 = -5*b + 4*b - 2*q, -2*q = -2*b for b.

-2

Solve k = -i, -5*i + 4 + 14 = -k for i.

3

Solve 0 = -5*v - 25, 25 = -a - 4*v - v for a.

0