Solve c + 20 = 5*k, -19*c - 1 = 8*k - 14*c for k.

3

Solve -3 + 0 = r - 4*a, r + 4*a + 3 = 0 for r.

-3

Solve 2 = 2*z + 3*p, -2*z + 2*p - 17 = 1 for z.

-5

Solve -6 = -2*g + 2*y, 2*y + 12 = -5*g - 2*y for g.

0

Solve -5*c + 5*s = -5, 17 = -3*s + 29 for c.

5

Solve 5*b = f - 17, 5*b - 5*f - 23 = 7*b for b.

-4

Solve 4*f + 2*h - 63 = -79, 2*f + 16 = -3*h for f.

-2

Solve -3*y - 13 = -n, -19*n + 14*n + 5 = 0 for y.

-4

Solve g - 4*d = 2, d - 3*d + 2 = g for g.

2

Solve -u + 5*u + 3*v = -5, 40 = -5*u + 3*v for u.

-5