Solve 5*b = -w + 13, -3*b + 12 = 2*w - 0*b for w.

3

Solve 0 = 7*w - 2*w - 2*y + 12, y = 2*w + 5 for w.

-2

Solve y = -2*s + 9, -3*y - 18 + 21 = 0 for s.

4

Solve 2*v - 11 = 7*d + 4, -16 = -4*v for d.

-1

Solve -14 = -53*d + 57*d - 5*x, 15 = -5*d + 5*x for d.

-1

Solve 16 = -2*f + 4*b, b - 22 = 6*f - f for f.

-4

Solve -4*y + 2 = 2*v, 3*v = 3*y - 2*y + 17 for y.

-2

Solve -4*l - 16 = 0, 2*m - 2*l + 10 = -6*l for m.

3

Solve 4*n + 3*l + 10 + 22 = 0, n - l + 1 = 0 for n.

-5

Solve -2*v = 3*v + 20, 5*v + 30 = 5*a for a.

2