Solve -2*h = 4, -4*m = 7*h - 5*h - 16 for m.

5

Solve -a + 4*m = -3, -2*a + 77*m = 76*m - 6 for a.

3

Solve -2*o = -5*o, 0 = 5*b - 5*o + 25 for b.

-5

Solve 0 = h + 4, h = 5*w - 0*h - 14 for w.

2

Solve 5*r + 5*y = 0, -13*r + 9*r - 2*y = 2 for r.

-1

Solve 3*c - 11 = 2*z, 0 = 3*z - 2*c - c + 9 for z.

2

Solve -2*y = -3*u - 3*y, -u - 5*y + 14 = 0 for u.

-1

Solve 4*a = 5*b - 12, 0 = 4*a + 4*b - 0*b + 12 for a.

-3

Solve 2*x + 2*b + 4 = -0*x, 3*x = 3*b for x.

-1

Solve x - 3*y = 0, 4*x + 10 = -120*y + 122*y for x.

-3