Solve -4*x + 12 = 5*d - 2*x, 2*d - 2*x - 2 = 0 for d.

2

Solve -3*r = -3, -3*r = 4*o + 9 + 8 for o.

-5

Solve 5*v + 2*d = -25, -5*d + 5 = -8*v + 7*v for v.

-5

Solve 0 = 4*q + 2*b - 36, 4*b - 4 = 4*q - 16 for q.

7

Solve 2*r - 2 = -3*l, -3 + 2 = -3*r - 4*l for r.

-5

Solve -x = 3*f, 5*x - 9*x + f - 13 = 0 for x.

-3

Solve 4*f + 2 + 5 = 5*k, -3*f = 5*k - 21 for k.

3

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

0

Solve -56*m + 52*m - 2*l - 8 = 0, -8 = 2*m + 2*l for m.

0

Solve -244*j + 243*j - 3*b + 7 = 0, 4 = 4*b for j.

4