Solve -7 = -5*b + 4*g, 13 = -b + 4*g - 8*g for b.

-1

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

0

Solve 5*w - f = 9*w - 17, 5*w - 4*f - 16 = 0 for w.

4

Solve 76 - 97 = 3*s - 3*l, 0 = -l for s.

-7

Solve 4 = 3*l - 3*f - 23, -2*l + 28 = -4*f for l.

4

Solve 3*u - 4*l - 23 = 0, -2*u + 10*l + 18 = 6*l for u.

5

Solve -q + 6*q + 13 = 4*y, 2*y - 3*q - 7 = 0 for y.

2

Solve 4*v = 5*p - 21, 10*p - 5*v = 13*p + 17 for p.

1

Solve -8 = -r - w, 2*w = 3*r + 2 - 11 for r.

5

Solve 5*w + 2*l + 3*l = -15, 0 = w + 2*l + 1 for w.

-5