Solve -2*r - 3 = -7, -2*l + 4 = -3*r for l.

5

Solve 2*u - 5*c = -2, -2*u + 12*c = 14*c - 12 for u.

4

Solve -4*g + 2*t + 11 = 3*t, 2 = 4*g - 2*t for g.

2

Solve -4*n = q, -5*n - 13*q = -12*q - 1 for n.

1

Solve -3*d + 1 - 4 = i, 5*i - 13 = -d for d.

-2

Solve -3*v = 4*m - v + 4, 5 = -3*m - v for m.

-3

Solve 20 = -5*h, -5*h = 6*o - 2*o for o.

5

Solve -5*i - 5*s + 40 = 0, 10*i = 7*i + 4*s - 11 for i.

3

Solve 0 = 2*i + 5*t - 12, 5*i + 3*t - 21 = -10 for i.

1

Solve 14*o + c - 17 = 18*o, -4*o - 32 = 4*c for o.

-5