Solve i = 5*m + 24, 3*m = 3*i + m - 20 for i.

4

Solve -z - 2*d = -1 + 5, -3*z - 12 = 3*d for z.

-4

Solve 5*r + 11 = -x, r + 2*x - 1 = 5*x for r.

-2

Solve 3*z + 5*m - 12 = -8, 0 = -z + 3*m + 6 for z.

3

Solve 5*r + l - 6 = 0, -7*r - l = -4*r for r.

3

Solve -3*o = x + 12 + 3, 3*x = 3*o + 15 for o.

-5

Solve 9 = -b + 2*w - 2, -4*b - w - 8 = 0 for b.

-3

Solve 2*s + 0*w = 3*w - 6, 5*w = -2*s - 6 for s.

-3

Solve -t = -3, -2*t = -x + 10 - 15 for x.

1

Solve 15*f + 17 = r + 20*f, -7 = r - f for r.

-3