Solve -3*w + 3*f + 6 = -w, 4*w - 5*f - 10 = 0 for w.

0

Solve -4*q - 5 = -5*w, 0*w = -3*w + 2*q + 5 for w.

5

Solve 3*a + 5*g - 19 = 0, -9*g + 7*g = -2*a + 2 for a.

3

Solve -15 = 5*v + r, 7*v + 3*r = 5*v - 19 for v.

-2

Solve 30 = r + 3*l + 22, 5*r - 8 = l for r.

2

Solve 19*u - 2*z + 10 = 21*u, 5*z = -u + 13 for u.

3

Solve 0*l = -l + 2*x - 12, -11 = -2*l - 3*x for l.

-2

Solve 0 = s - 4*h + 11, -5*h + 14*h = 5*s + 22 for s.

1

Solve 3*o - 6 = -5*c + 2*c, 4 = 4*o for c.

1

Solve y - r = 0, 2*y + y = -5*r + 32 for y.

4