Solve -4*r + 2*q = -5*r + 2, -4*q = -r + 2 for r.

2

Solve 0 = -3*s + 3*b - 9, b + 18 + 3 = -5*s for s.

-4

Solve -5 = 4*c - n, -3*n + 19 - 30 = c for c.

-2

Solve 7*m - 4*k = 3*m + 12, -20 = 4*k for m.

-2

Solve 0 = 4*u - 12, 4*r + 2*u + 0 = -2 for r.

-2

Solve 4*f = 2*b + 12, -3*f + 9 = 23*b - 25*b for b.

0

Solve -5*z + 6*r = 5*r + 11, -z - 2*r - 11 = 0 for z.

-3

Solve 0 = -2*i + 162*j - 163*j - 11, -4*i - 5*j - 37 = 0 for i.

-3

Solve -3*q = 5*m + 22, 25 = -2*m + 15 for q.

1

Solve -10*x = -5*w - 11*x + 34, 0 = -2*w + x + 8 for w.

6