Solve t + 3 = 2*k - 1, -3*k + 11 = t for k.

3

Solve -173*k + a = -172*k, -3*k + 24 = 5*a for k.

3

Solve 18*k - 5*q = 21*k, 2*q = 5*k - 31 for k.

5

Solve -2*r + 2*t = -2*t - 16, t = 2*r - 7 for r.

2

Solve -5*r - 6*p = -p - 10, -3*p - 2 = -r for r.

2

Solve -4*h + 29 = -5*r, 0 = -h - 4*r - 303 + 284 for h.

1

Solve 0 = r - 2*n - 3*n - 17, -3*r + 3*n = -15 for r.

2

Solve 4*w = -n - 8, -5*n - 2*w + 10 + 4 = 0 for n.

4

Solve 0 = -3*j + 2*y - 8 - 17, 5*j - 5*y = -50 for j.

-5

Solve -5*c + 3*x = -17, 25*c - 23*c - 3*x - 14 = 0 for c.

1