Solve 4 = 4*n, 2*i + 4*n - 6 = -0*i for i.

1

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

0

Solve -2 = 2*o + n, 4*o - 3*o + 2*n = 2 for o.

-2

Solve 13*w - 11*w = -l + 7, w - 11 = 2*l for w.

5

Solve -2*d + 4*n = -20, -4*d - n = -0*d - 4 for d.

2

Solve -3*m + 15 = -n, 2 = n + 2*m - 8 for n.

0

Solve 2*j + 2 = 2*z, -353*j + 1 = z - 348*j for z.

1

Solve 3*z = -3*k, z + 2*k = 7*k + 30 for z.

5

Solve 4 = -2*o - j + 1, 2*j - 10 = 0 for o.

-4

Solve 3*a - 9 = 0, -5 = 4*r + 7*a - 2*a for r.

-5