Solve 0 = -i - r, i + 7*r - 5*r - 3 = 0 for i.

-3

Solve 23 = l + 5*d, -2*l + 18 = 2*d + d for l.

3

Solve 4*w - 16 = 4*p, 175*w - 177*w + 4 = 2*p for w.

3

Solve 0 = -4*o - 4*t + 12, -2*o + 6 = -3*o + 2*t for o.

0

Solve 0 = -4*w - 4*o, 0 = -2*w - o - 2 + 6 for w.

4

Solve -2*n - 5 = -p, -p + 3*p - 5*n = 10 for p.

5

Solve 16 = 4*b + 3*z, 2*b - 3*z + 3 = 11 for b.

4

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

3

Solve 2 = 3*t - 2*f + 12, 4*f = -2*t - 12 for t.

-4

Solve -w + 2*h + 5 = 0, -3*w + 3*h + 6 = 6*h for w.

3