Solve a = -2*y + 5, 20 = 3*y - 0*a + 4*a for y.

Solve 4*a + 20 = 2*n - 6, 2*n + 14 = -4*a for a.

-5

Solve -28 = 6*v - 3*v + 4*w, -4*v - 20 = w for v.

-4

Solve 0 = -h - b + 6, -3*h + 5*b = 23 - 9 for h.

2

Solve m = -5*b - 14, -4*b = -m - b + 2 for m.

-4

Solve -2*k = -2*t + 6, 2*t + 3 = -k - 0 for t.

0

Solve 4*v - 31 + 3 = -2*y, 4*y + 3*v = 31 for y.

4

Solve -q - l = 6, -4*q + 0*l + 16 = -4*l for q.

-1

Solve 0 = -4*l + 82 - 66, -4*q + 4 = -4*l for q.

5

Solve -w - 2*p - 6 = 0, -w = 5*p + 8 + 10 for w.

2

Solve -5*c - q + 2*q - 28 = 0, -5*q + 15 = 0 for c.

-5