Solve -2*n = -5*b - 20, -7 - 13 = 5*b - 5*n for b.

-4

Solve -9 = -3*y, 0*x - y + 2 = -x for x.

1

Solve -24 = -m - 4*f, 0 = m - 4*m - f + 17 for m.

4

Solve -4*c = 5*t - 8, -5*c + 2*t + 10 = -0*t for c.

2

Solve 5*b + 13 = 5*h + 23, b = 2*h + 3 for b.

1

Solve -5 = -3*u + 2*b, -3 = -u - 4*b - 20 for u.

-1

Solve 0 = 2*s + 4 - 12, d - 5*s + 16 = 0 for d.

4

Solve 2*p + 4*d - 14 = 0, -8*p + 3*p + 3 = 2*d for p.

-1

Solve 2*c + 16 = -0*t - 5*t, 4*c - 4*t - 24 = 0 for c.

2

Solve 2*c + 5 = -b + 2, 3*b = 5*c + 24 for c.

-3