Solve -3*q = -4*k - 9, -k + q + 9 = 4*q for k.

0

Solve 0 = -4*w - 2*y + 4, 4*y + 0 - 8 = 4*w for w.

0

Solve -b - 2*s + 1 = 0, -b + s + 10 - 3 = 0 for b.

5

Solve -2*n + 9 = 5*u, -5*u = -4*n - 4 + 7 for u.

1

Solve 5*j + 4*n = -8 + 29, 2*j = 4*n - 14 for j.

1

Solve 7*f + 4*k = 2*f + 5, 2*f - 4*k = 2 for f.

1

Solve -3*o - 2*o + 5*u = 0, 5*u + 16 = o for o.

-4

Solve -4*d - 7*g + 2*g = 7, -2*g = -4*d + 14 for d.

2

Solve x = 5*w + 3*x + 5, -2 = 2*w + 5*x for w.

-1

Solve -3*d + 1 = 2*w, -4*d - 70 = -5*w - 56 for d.

-1