Solve 10*f = 5*f - 20, 5*b - f + 16 = 0 for b.

-4

Solve f - 3*h - 3 = 0, 3*h = f + 5*h + 2 for f.

0

Solve w - 26 = -30, 5*w + 25 = s for s.

5

Solve 0 = 5*f - 2*d + 3*d + 13, d = 2 for f.

-3

Solve -l + 18*p - 19*p = 4, -l + 1 = -4*p for l.

-3

Solve -3*v = a - 5, -2*a - a + 3*v = 9 for a.

-1

Solve -5*s - 27 = 2*c, c - 20*s + 11 = -22*s for c.

-1

Solve -3*q - 22*v + 21*v = -1, -4*q = 4*v - 4 for q.

0

Solve 0 = -5*h + 10*r - 5*r - 15, -3*h = 2*r + 4 for h.

-2

Solve 4*k + 16 = -3*p + p, 4*k + 14 = -3*p for k.

-5