Solve -4*k - 2*z = -20, -5*z - 102 + 128 = 2*k for k.

3

Solve -7*h - 12 = -12*h - z, 3*z = 2*h + 2 for h.

2

Solve -i + 2*p = -2, -2*i + 22*p - 17*p = -4 for i.

2

Solve 2*z - 3 = -27*c + 24*c, -14 = -3*z + 5*c for z.

3

Solve -7 = q - n, -13 = -q - 42*n + 38*n for q.

-3

Solve -4*a = -4*s - 421 + 409, 4*a = -2*s for a.

1

Solve 2*t + t = -15, f - t = 1 for f.

-4

Solve -16 = -t - 5*c - 5, 38 = -2*t + 5*c for t.

-9

Solve 3*m - 14 = 5*n + 26, 0 = 5*n + 5*m for n.

-5

Solve 9 = -x - 3*h + 1, 4*x + 3*h + 23 = 0 for x.

-5