Solve 3*d = -3*m - 0*m - 21, -m = -3*d - 5 for m.

-4

Solve 3*t + 2*h + 4 = 0, 0 = -19*t + 17*t - 3*h - 1 for t.

-2

Solve 0 = -5*x + a + 13, 0 = -x + 5*x + 5*a + 7 for x.

2

Solve -3*j - 2*j + 4*v + 11 = 0, -2*j + 3 = -3*v for j.

3

Solve -2*v + 2 = -79*x + 83*x, 0 = 2*x - 2*v - 16 for x.

3

Solve 5*r + 3 - 23 = 5*h, r - 7 = -2*h for r.

5

Solve -7*f + 17 = y - 10*f, 2*y - 26 = 4*f for y.

5

Solve -2*c - 5*r + 77 = 92, -r = -4*c - 19 for c.

-5

Solve -4*w + 20 = -4*z, 0 = 2*w + z + 4*z + 18 for w.

1

Solve -9*h + 4*w + w - 22 = 0, 2*w = -5*h - 17 for h.

-3