Solve -5*x = 4*v + v + 40, 5*v + 2*x = -25 for v.

Solve -2*o - 5*k = 16, o + k + 9 = 7 for o.

2

Solve -2*y + 3*n + 5 = 0, -n + 4 = -2*y + 3 for y.

-2

Solve -2*y - 5*f - 11 = 0, -3*y - 3*f + 3 - 6 = 0 for y.

2

Solve 2*q - z = -2 + 6, -5*z = 10 for q.

1

Solve 0 = n + 4*d, -4*d + 16 = 6*n - 9*n for n.

-4

Solve 2*x = -m - 32 + 28, -10 = -2*m + 2*x for m.

2

Solve 3*h - i + 19 = 0, 6*i - 4*i = 8 for h.

-5

Solve -8 = w - 2*z, w + 0*w = -5*z + 6 for w.

-4

Solve 6*v - 1 = r + 3*v, -3*r - 11 = -v for r.

-4

Solve -w + 2*i - 15 = 0, 2*w + 0*w = -2*i for w.

-5