Solve -2*o + 9 + 9 = 3*f, -f + 1 = -o for o.

3

Solve -4*h = -15*w + 12*w, h = 0 for w.

0

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

-1

Solve u = -2 + 1, z - 2*u + 3 = 0 for z.

-5

Solve -3*t + 16 = 4*d, 3*t = -3*d + 11 + 4 for t.

4

Solve 4*x = -16, -11*d + 18*d = x + 32 for d.

4

Solve 5*s + 6 = 2*y + 21, 0 = -3*s - 3*y + 9 for s.

3

Solve 6*h - 4*h - 2 = 0, x - 2*h = 0 for x.

2

Solve 2*j - 1 = -25*v + 24*v, 15 = -3*v + 3*j for v.

-3

Solve -2*x - 30 = -4*f, 5*x - 90*f + 50 = -85*f for x.

-5