Solve -3*y = -3*u, -5*u + 4*y + 1 = -1 for u.

2

Solve 5*w - 5*i = -5, -2*w = 3*i + 2*i + 16 for w.

-3

Solve -4*y - y = 3*x - 1, -2*x + 4 = 5*y for y.

2

Solve -3*t + 1 = q, -2*t + 5*q + 5 + 24 = 0 for t.

2

Solve -5*f - 5*m - 30 = 0, 0 = -12*f + 8*f + 2*m - 12 for f.

-4

Solve 0 + 7 = -n + 2*l, -l - 7 = -4*n for n.

3

Solve -5*a = o - 25, -4*o = 33*a - 34*a - 16 for a.

4

Solve 5*s = 2*a - 18, 11*a - 20 = 7*a + 2*s for a.

4

Solve 0 = -3*a - 2*m + 1, -2*m + 10 = 3*m for a.

-1

Solve 3*s - 14 = -s - 2*b, 6 = 2*s + 2*b for s.

4