Solve y = -2*n + 12, -438*n + 437*n = 3*y - 21 for y.

6

Solve -2*q + 0*q - u - 5 = 0, 0 = -3*q - 4*u for q.

-4

Solve -5*g + 40 = -5*f, -26 = -3*g + 4*f + 3 for g.

3

Solve -2*f + 16 + 5 = 5*r, 4*r = 5*f - 3 for r.

3

Solve 6 - 11 = k - f, 5*f - 30 = 0 for k.

1

Solve 0 = -4*h + p + 21, 17 = -2*h - 4*p - p for h.

4

Solve 4*b = -5*z - 12, 75*z + 3*b - 22 = 79*z for z.

-4

Solve g - 5*w - 13 = 0, -5*g + 7*g + 3*w = 0 for g.

3

Solve 5*i - 13 = -4*d, 12*d - 16*d - 17 = -i for i.

5

Solve -5*m - 5*k = -m + 2, 2*k - 4 = 0 for m.

-3