Solve 0*h + 31 = 5*r - 2*h, 9 = -3*h for r.

5

Solve 3*l + 9*i - 7*i = 1, 0 = -2*l + 4*i + 22 for l.

3

Solve -5*o = 25, -4*b - o = -3*o - 34 for b.

6

Solve -b = -2*a - 2, -2*a - 5*b = -6*a + 8 for a.

-3

Solve 0 = -2*w + w + 2*m - 11, -28 = -4*w - 4*m for w.

1

Solve 5*h + 28 = -j + 14, 0 = -4*j + 4 for h.

-3

Solve -4*s + 4*h = -15 - 5, 0 = 4*s + 3*h - 6 for s.

3

Solve -2*h - 3*q - 8 = -7*h, 0 = -3*h + 5*q - 8 for h.

4

Solve -x + 3 = -5*l, 11*x - 10*x - 3 = l for x.

3

Solve -1 - 3 = 4*t - 4*y, 5*t + y - 25 = 0 for t.

4